Sql server windows mobile vbnet jobs

I'm in need of a skilled SQL developer to assist with the creation of 2 stored procedures in MySQL. These procedures are essential for managing calibration data in our system and compare new data with the calibration data. Key Objectives: - Develop a stored procedure to generate a calibration table (avg + stdev) - Implement another procedure for creating a score table, which will be linked to the calibration data Calibration Table Requirements: - The calibration table should include the following columns: ID, Value, CalibratedValue, StandardDeviation. These columns are critical for our system's calibration functionality. Score Table - This table will check the difference from new data to calibration data Ideal Candidate: - Proficient in MySQL and SQL programmin...

...dashboard needs to determine the shipment location based on the stock availability. If an item is not in stock at either of our regional warehouses (Belmont and Richmond), the order should be fulfilled from our India warehouse. Ideal Candidate: - Proficient in Power BI: You should have a solid understanding of Power BI and previous experience in creating live dashboards. - Skilled in SQL: Knowledge of SQL is crucial for working with our MySQL databases. - Experience with inventory management: Any background in inventory management systems or similar projects would be beneficial. - Able to work under tight deadlines: The project has an ASAP timeline, so the ability to deliver promptly is essential. If you're confident in your ability to deliver this project effi...

...system must meticulously analyze the entire content of each document to ensure accuracy. You can expect to interact with an SQL database for fetching and storing research documents. Ideal skills for the job: • Expertise in programming with C# and .Net • Experience working with SQL databases • Familiarity with blockchain technology • Knowledge in document analysis and parsing Encouraged but not required: prior experience in developing similar plagiarism detection systems. Your primary task: • Create a reliable system to analyze and flag duplicate content in research papers from the entire text, not just specific sections. • Ensure the system efficiently interacts with an SQL database for the save and retrieve process. Achieving t...

I'm looking for an experienced Flutter and Laravel developer to create a mobile app with Laravel backend for on-demand services. Key Responsibilities: - Develop a user-friendly mobile app using Flutter for Android and iOS platforms. - Implement backend functionality using Laravel. - Ensure the app has all the necessary features for an on-demand service platform. Ideal Skills and Experience: - Proficient in Flutter for cross-platform app development. - Strong experience with Laravel for backend development. - Previous projects involving on-demand service platforms. - UI/UX design skills for a user-friendly interface. - Ability to implement secure and reliable payment gateways. - Excellent communication skills and ability to work in a team. Please note that previous exp...

I am looking to create a software to manage my office process. The software will serve as a task management/project management tool that can integrate with emailing system and off the shelf file management system like dropbox. The software should have three levels of hierarchical control/view. Integrated with a camera system to communicate with users of the system. It should be adaptable/scalable. It should be easy to add task and their reporting lines It should have a filing system or integrate with one for pre-existing work documents/checklist and file. Should have an upload capability. The project will be done in four phases. 1. Creation of the FSD 2. Create graphical representation of the key processes 3. Creation of the software 4. Testing of the software. 5. Creation...

I am looking for a skilled Android mobile application developer to create a Business Loan mobile app targeted at small business owners. Key Features: - The application should include a loan calculator, which borrowers can use to estimate their monthly repayments. - It should have functionality for document uploading, enabling users to submit necessary financial documents easily. - The application should also offer real-time tracking of loan status, keeping users informed of their loan process at all times. Ideal Skills and Experience: - Proficient in Android app development. - Experience with financial applications is a plus. - Familiarity with designing intuitive and user-friendly interfaces. - Understanding of real-time status tracking features. - Experience with sec...

I am seeking a knowledgeable AWS expert to provide server support including the maintenance of an Application Load Balancer. The project also uses Git CD/CI, and support on Git is required as well. Ideal freelancer skills and experience: - Deep knowledge of AWS services, particularly EC2 and RDS - Experience in setting up and managing Application Load Balancer - Familiarity with Git & CD/CI - Availability for emergencies Job in 2 weeks: - Checking of configurations in AWS - Knowledge Transfer - Resetting creds - Moving Git source code/ ownership - Tasks/emergencies that might come up.I am seeking a knowledgeable AWS expert to provide server support including the maintenance of an Application Load Balancer. The project also uses Git CD/CI, and support on Git is req...

...the suggested one doesn’t work well. Initial Size of the logo: (cca 215x120) Movement/Animation: The logo first moves to the centre of the image and simultaneously enlarges to twice its original size. It then smoothly turns to face the viewer, displaying all tentacles; six of them spread out to the sides (where optional content windows subsequently appear - will be done by our programmer later) and two tentacles remain resting on the ground. After displaying the windows, the logo returns to its original side position but remains in the centre of the image, with eyes and smile disappearing. Only the logo (including the inscription "8Limbs") remains. Style Retention: It is essential to retain the logo's style, even during movement. The logo evokes a pla...

I'm in need of a PHP developer who can create a MySQL database from a small CSV file with less than 1000 rows of data. The structure of the new database should replicate that of the CSV file. Rest assured, the file contains no sensitive information. Key skills needed for this job include PHP, SQL, and database design. The successful freelancer will have experience with both CSV file manipulation and MySQL database creation. Client uploads av csv file, then open a website, then, automatic creation of mysql database on a button click First row in csv file is the column names Table name should be the csv file name truncated to the last 16 numbers in the csv file. UTF-8 Varchar 255 PHP 8.3 running

I'm looking for a freelancer to complete my wordpress. Most of the website is already completed, the freelancer would complete the website and mobile apps for the website. The scope of work is as follows: Project Details: The remaining tasks include: •Improvement of graphics and design changes to enhance the visual appeal of the website. •Adding Arabic RTL support to cater to our Arabic-speaking audience. •Integrating marketing plugins to enhance our promotional efforts and drive traffic to the website. •Implementation of web based mobile apps (android & IOS) to provide a seamless user experience on mobile devices. •Implementing a review/rating system and a return/refund system to improve customer satisfaction. •Adding Wishl...

I need a skilled designer to craft a 3D presentation and collage for my mobile app. This visual content will serve as a key promotional asset, enhancing our marketing strategy. The visuals will be used across different platforms: - Social Media - Company Website - Email Campaigns - Google PlayStore - AppStore The ideal candidate for this job should be experienced in creating 3D presentations and collages that are both modern and minimalistic, vibrant and colorful, and carry a professional and corporate feel. A good understanding of marketing strategies and the ability to translate these into compelling visual narratives is crucial. The goal is to captivate potential users and drive downloads of our app.

Install Elasticsearch on Centos server. Elasticsearch is installed but there is error as in the pic. Elastic Service will not start. Access to server via Anydesk only !

I am in urgent need of an expert Excel Macro developer who can generate a multidimensional tool for a restaurant setting. Key Responsibilities: - Design, build, and test a multifunctional Excel Macro that's compatible with Windows. - The macro should be able to generate sales reports, calculate inventory, and analyze customer data. Ideal Candidate: A successful candidate should have exceptional Excel Macro development skills, with an advanced understanding of restaurant operations. The candidate should be able to handle complex functionalities in Excel. This project is not suitable for beginners or intermediates; instead, an expert developer with proven experience in creating Excel Macros is required. Please provide evidence of similar past work when you place your bid. ...

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As a client, I'm in search of an experienced Flutter developer. This project specifically pertains to the development of a mobile application. I should highlight that the mobile application requires the incorporation of key functionalities like user authentication, a real-time chat feature, and seamless payment integration. Ideal Skills and Experience: - Advanced level of expertise in Flutter development. - Previous experience in developing mobile applications. - Proficiency in Telugu language. - Prior projects involving user authentication, chat functionalities, and payment gateways.

My manufacturing unit needs a Java desktop application that runs on Windows OS, to keep track of raw materials. The application will: 1. Store Product Details: - Record and manage product information, where a product is a combination of various raw materials. 2. Monitor Raw Material Stock: - Check the availability of raw materials in real-time. - The application should provide a status warning within its interface when a raw material's stock is low. 3. User-Management: - Include user roles and permissions functionalities. Skills and experience required: Proficiency in Java, Windows application development, and database management. Understanding of manufacturing unit's logistic needs and user management functionalities are also necessary.

I'm looking for a skilled desktop application developer to create a Windows-based remote application. Key Features: - The primary function of the application will be to act as a remote app. This means it should provide a seamless user experience for remotely accessing certain functions or information. - The application should be designed for use on Windows operating systems. Ideal Skills: - Proficiency in Windows desktop application development. - Experienced in Rustdesk scripts - Prior experience with remote applications is a plus. - Strong understanding of user experience and interface design. - Ability to work independently and deliver a polished, bug-free final product. Please get in touch if you have the necessary skills and experience to take on this pro...

** This project is only for experienced Windows developers. Freshers are not allowed for this job. I am looking for a talented developer to create a Windows-based desktop application that can effectively handle image processing. The application needs to particularly image process and extraction. The key function will involve image data extraction from PDF files. Ideal Skills: - Proficiency in Windows application development - Experience with image processing algorithms _Open CV, PyPDF2 Key Features: - Compatibility with the Windows OS - Ability to process image formats - Functionality to extract image data from PDF files --- The successful candidate will have proven experience in developing similar applications. They should be skillful in troubleshooting a...

We're in need of an experienced mobile app developer to build a comprehensive case management mobile app compatible with both iOS and Android. The app's core functionalities will include: - Text-based record keeping: The app should facilitate easy note-taking and record keeping for support workers. The ideal candidate will have experience with creating similar functionality. - Report generation: The app should generate a range of reports including daily activity reports, client progress reports and roster schedules. Expertise in designing intuitive, user-friendly interfaces will be an advantage. Our goal is to have an app that aids our workers effectively manage their day-to-day tasks and client information. Prior experience with similar projects is highly des...

I am looking for a skilled developer to create a control app for a thermal camera. The app should be developed for the Windows platform based on supplied SDKs, but will need to communicate wirelessly via radio link, using Arduino. The premise is that we will be able to have camera control over a wireless link (end goal is to mount the camera on a drone). We need to control focus, image camera, video start/stop and some other functions. Hardware is based on Lattepanda Alpha (integrated Arduino processor). Windows 10 OS. Receiver is SBUS. More information on SDKs can be provided upon request. Due to the timeframe, we are looking for developers on same or similar timezone to UK.

As the creator of a freshly curated iOS application, I'm urgently in need of an experienced app tester. I require a thorough investigation into the following areas: - Interaction and user interface: assessing the visual aspect, accessibility, and overall user experience. - Functionality: Confirming that all the features are working as intended. - Performance: Evaluating the app's speed, responsiveness, and stability under varying workloads. I also need help communicating results and potential issues to the app's developers. Skills in bug reporting, Agile methodologies, and familiarity with testing tools like Jira are a bonus. The device needed should be an iPhone, as the application is designed specifically for iOS. I’m aiming to get this project completed ASAP, so ...

...Troubleshooting. Functions include: · Windows 10-11, Microsoft Active Directory, MS Office 365, PC hardware installation and troubleshooting, Enterprise anti-virus solutions, Helpdesk ticketing systems. · Excellent communication relationship-building and internal customer service skills · Willing to work off-hours and weekends when required for projects or emergency support. · Provide first level contact and problem resolution for customer issues. · Work with Third Party Vendors to remediate complex AV issues as needed. · Provide timely communication on issue status and resolution. · Maintain ticket updates for all reported incidents. · Install, upgrade, support and t...

I am looking for an expert who can assist with setting up a Kubernetes cluster using my three worker nodes. Your responsibilities will include: - Configuring th...cluster using my three worker nodes. Your responsibilities will include: - Configuring the three worker node cluster for optimal storage and performance. - Ensuring each node is properly functioning within the cluster. - Installing and running Windows Server as a virtualization over the cluster. The worker nodes are already set up with the necessary infrastructure, so you can focus on the cluster configuration and virtualization aspects of the project. The ideal candidate for this project should have significant experience with Kubernetes and Windows Server. Familiarity with node clusters and virt...

I'm in need of a skilled AI and ML programmer to assist in the development of a mobile application. The primary function of this app is to deliver personalized recommendations to users. Key Responsibilities: - Develop a mobile app for both iOS and Android platforms - Implement an AI/ML component for delivering personalized recommendations - Work closely with the design team to ensure seamless integration of the AI component Ideal Skills and Experience: - Proven experience in mobile app development for both iOS and Android - Proficient in AI and ML technologies, particularly in the realm of personalized recommendations - Strong collaboration and communication skills - A strong understanding of UI/UX principles is a plus Please share your relevant experience and ...

...expert to assist with crucial tasks for my project. You will be involved in: - Setting up a Nodejs server: We are creating a microservice that requires the configuration of a Nodejs server. Your familiarity with Nodejs application environment setup will be tested here. - Configuring nginx reverse proxy: Your task here will be to improve the performance of our platform through caching. Your strong experience in nginx reverse proxy configuration is therefore necessary. - Writing a bash script: Here, you will use your bash scripting skills to help in automating some of the tasks which we find repetitive and time-consuming. Ideal Skills and Experience: - Extensive knowledge in Nodejs server setup. - Proficiency in configuring nginx as a reverse proxy. - Strong expe...

I'm looking for a skilled developer to build a trading bot on Solana using Rust, which will be interacting with the Raydium API. The bot should be able to monitor the WSol/New Token pair on Raydium and execute trades based on the detection of the addition of liquidity, as well as sell at specified sell points. The bot will operate on Windows using a simple UI. Config screen to set up wallet and custom RPC, and (gas price+ slippage_ amount of tokens to buy in WSol for buy . Token contract to be pasted and then tx executed until Liquidity Pool is formed and bot attempts to purchase the token. Once token purchased bot send the token evenly to 5 wallets to be auto-sold at pre-set profits with trailing stop loss to sell all. Auto sell can be halted with pressing a key and bot will s...

...Integrate SAP B1 with other third-party applications using APIs, web services, and middleware. Design and develop custom modules, add-ons, and extensions using .NET programming languages such as C# or VB.NET. Create and maintain SQL queries, stored procedures, and database objects to support SAP B1 data management and reporting requirements. Collaborate with functional consultants and business analysts to gather requirements, design technical solutions, and implement enhancements. Develop and maintain reports, dashboards, and analytics using SAP Crystal Reports, SQL Server Reporting Services (SSRS), or other reporting tools. Perform data migration, data integration, and data synchronization tasks between SAP B1 and other systems. Provide technical support, troublesh...

I'm in need of a talented UI designer to craft an engaging and functional design for both web and mobile platforms. The completion timeline is within a month. While the precise components weren't specified, demonstrating past experience with creating a variety of UI elements, such as buttons, navigation menus, and forms, will be highly valuable for this project. Looking forward to your creative designs! Ideal Skills: - UI design experts with experience in both web and mobile platforms - Ability to deliver high-quality work within a month - Broad experience in crafting various UI elements - Highly creative and innovative design approach.

I am in need of a proficient C/C++ Network Programmer, two key aspects of this project are extensive knowledge of TCP/IP and HTTP protocols and socket programming. An ideal candidate must be experienced in implementing these skills on Windows, Linux, and MacOS. Key Responsibilities: - Socket programming - Familiarity with TCP/IP & HTTP - Implement RSA Network Security - Cross-platform compatibility I encourage experienced network programmers with a solid understanding of these platforms and technologies to bid. Having experience from previous similar projects will be advantageous.

I'm in need of a skilled professional who can handle mobile scraping for me. The task is focused on extracting product details. Key requirements: - Your application should provide a history of past work. This will help me understand your experience in this area. - Please ensure that you have experience in extracting product details with mobile scraping. Looking forward to reviewing your applications!

I am looking for an experienced and creative mobile app developer to create an Android app. The primary purpose of the app will be social networking. Key Features: - Shopping Cart - User Profiles - Product Reviews The app will also require integration with various social media platforms. It is crucial that the app has a user-friendly interface and is intuitive to use. Ideal Skills and Experience: - Proven experience in developing social networking apps - Strong knowledge of Android development - Experience with integrating social media platforms - Familiarity with e-commerce features - UI/UX design skills

...looking for a developer to create a simple mobile game similar to Ludo or Chess or any other game based on skill, but with a multiplayer focus. It's a real-time and turn-based multiplayer game, with a monetization strategy that includes advertisements and also betting features as the game is based on skill. Key Requirements: - Develop a real-time and turn-based multiplayer mobile game. - Implement a simple and engaging gameplay similar to Ludo or Chess or any other game based on skill. - Design the game with the capability to incorporate in-app advertisements and betting money where the company (mobile app) takes 10% as fee of whatever the total amount players have decided to bet as a means of monetization. Ideal Skills and Experience: - Proficient in mobi...

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I need assistance to reintegrate my Gmail with Outlook seamlessly. I am unable to sync/send/receive and have installed and run GWSMO but the data isnt coming across to outlook successfully, and have no functionality in Outlook - Microsoft Office Suite and Google Workspace - Gmail /Outlook integration using GWSMO/.ost file - Working with Windows operating system Applications from those with in-depth knowledge and experience in the areas specified are welcome. The role requires timely and reliable IT support to ensure smooth operations.

I am urgently looking for an experienced freelancer who can help with managing our JIRA Server edition. As my team's projects are rapidly expanding, I need someone who can ensure that our issue tracking and management system is running smoothly and efficiently. Key Responsibilities: - Utilize JIRA's issue tracking and management features to streamline our workflow and maintain a high level of productivity. - Implement, oversee, and optimize the service desk dashboard and KPI management to keep track of our project progress and evaluate the health of our ongoing tasks. You need to have: - Proven experience in JIRA Server edition - Profound knowledge of issue tracking and management - Capability to set up and manage the service desk - Ability to help us customize...

I need an experienced developer to collaborate with to design and develop a secure and scalable ASP.NET Core/SQL Server based application that will tightly integrate the client's custom legacy systems to Microsoft Dynamics 365 Business Central (APIs). Key responsibilities would include: - Developing the required application using ASP.NET Core (Blazor) - Integrate data from custom applications to Microsoft Dynamics 365 Business Central using APIs The following skills are essential: - ASP.NET Core - Microsoft Blazor (preferred, but the candidate can propose any - MVC/Angular, etc) - SQL Server - Entity Framework Core/Dapper - Microsoft Blazor Fluent UI Components (preferred, but candidate may suggest other) The timeline for completion is 1 month. Please ou...

I have C# MVC Web App that works using SQL Server Database & using APIs at the same time. For the functions that use the database, I want to replace them with the APIs 1- Error message appear with no details, need to make the error message has Show More to display the details of the error. 2- Load Codes from APIs instead of loading from JSON file. (1 API) require updating treeview to load on demand 3- Packages Load from APIs instead of loading from DB (2 APIs) 4- SubscribedPackages Call API instead of inserting into a DB (1 API) 5- Schemes Load from APIs instead of loading from DB (1 API) 6- Uploads Call API instead of inserting into a DB (1 API) 7- Users Call API instead of inserting and reading from a DB (5 APIs) you must have C# MVC experience. --------------...

We're in search of a freelancer with prior experience installing and managing the Signal Server. The task involves rebranding the Signal Android app with our provided logo and splash screen, accessible here: Additionally, you'll need to set up our AWS environment to support the Signal Server. Finally, you'll be responsible for the installation, setup, and configuration of the Signal Server, using the resources available at: Please confirm your experience with Signal Server installation in your response.

I'm in need of a mobile application to help my field service technicians in logging their work details. This application will be the primary tool for recording hours worked, parts used, and maintaining customer information. We currently use an excel spreadsheet. Key Features: - Hours Tracking: The app should allow technicians to log their working hours efficiently. - Parts Lists: The app should have a feature that helps in maintaining a list of parts used during service. - Customer Table: The app should have a customer management system. Technicians should be able to view customer details and update them if needed. Technical Requirements: - Platform: I need this application to be created mobile devices and desktop - Offline Compatibility: The app must have of...

...can be easily found when stored offline. - File Attachment Support: I often deal with attachments in my correspondence. As such, the ability for the solution to support email attachments is critical. - Organize Emails by Folders: As part of this project, I would like the solution to offer the capability to organize emails in specific folders. - Compatible with Windows: While I currently access my emails primarily via Windows, I would appreciate if the solution could be scalable to accommodate other operating systems in the future. By meeting these criteria, the specialist successful in this project will enable me to manage my emails more effectively and solve the existing issues related to the size of my email mailbox. Did you read all the way down to here? Please in...

I am seeking an experienced developer with a strong understanding of SFTP servers, AWS Lightsail instances, and Ubuntu. Key requirements for this project: - Setup an SFTP server on Ubuntu within an AWS Lightsail instance. - Implement SSH key authentication for added security, easing my concerns about file transfer safety. - Restrict server access exclusively to certain IPs for an added layer of security, ensuring that only my team can access the server. - Construct the server for file transfer amongst my team, helping us streamline and secure our workflow. Expertise in server and network configuration is a must. Knowledge in working with both AWS and Ubuntu would greatly benefit the success of this project.

I'm in need of a proficient freelancer to create an ecommerce website for selling physical goods, with important features included. Key website features: - Product search functionality - Shopping cart integration - Customer review section Ideal skills include proficiency in PHP, domain management, website development, ecommerce systems, and SQL. A keen understanding of online consumer behavior and shopping patterns will be beneficial. Your experience in creating user-friendly, engaging ecommerce websites will be critical to this project. oscommerce i whant i have domain and webhostsing but will have websides on my pc just use remote destop Norwegian languare and an template on oscommece, ( i can put in new mods

--- **Title: Seeking a Web Designer for a Mobile Car Detailing Service Website** **Description:** We are launching a mobile car detailing service that offers exterior, interior, full detail, and deluxe detailing packages, specifically catering to sedans, SUVs, and trucks. Our goal is to create a professional and user-friendly website on SquareSpace that showcases our services and enables easy booking for our clients. **Key Website Features to Include:** - **Home Page** with a striking hero image and a clear call-to-action for bookings. - **About Us Page** detailing our background and introducing our expert team. - **Services Page** with detailed descriptions of our detailing packages and what they entail. - **Interactive Booking System** integrated with an availability ca...

I lost my server - I want to build a new one & migrate my code on it ( 3 websites )

I'm looking for a capable 3D modeler to create a mid-detailed model of the exterior of an office. Expected elements in the 3D model include: - Front Plan...include: - Front Plane in 3D view - Side View - Roof NOT required -3 floors displayed Ideal candidates should have: - Proven experience in 3D modeling - Ability to deliver moderate detailed models - Portfolio of previous works I will send a reference picture that I need redesigned essentially The roof and rain harvesting tank is not needed. Needs to look modern looking including the solar windows Due in 24 Hours or less While applying, kindly include examples of your past work, particularly those that incorporate listed elements. I'm excited to find the right fit for this project, and I look forward to reviewi...

I have an Access program currently running on Windows, which I need to migrate to Azure. This software is used internally and by our consumers for data entry, report generation, and customer relations management (CRM). Key Requirements: - Experience with Access program on Windows. - Expert knowledge in Microsoft Azure. - Proficiency in Data Migration. - Familiarity with data entry software, report generation, and CRM systems. - Ability to retain all functions upon migration to the cloud environment in Azure. You should be able to demonstrate previous similar projects and be able to perform this task without loss of data or functionality.

I seek a solution-oriented software developer to create a specialized software for my Windows system, which can apply multiple prediction models to an Excel sheet. Key Functions: - Incorporating various prediction models: This includes not only regression, classification, and clustering models, but also decision trees, neural networks, random forests, and support vectors. Ideal Candidate: - Expertise in developing Windows compatible software - Strong understanding of data prediction models - Knowledgeable in Excel functionalities - Ability to integrate sophisticated prediction algorithms The final outcome should be a user-friendly software that enhances my productivity by allowing me to apply versatile prediction models to my data effortlessly.

I'm currently working on a Mobile App in Xamarin Forms project, using version 5.0 and I require consultation on specific features concerning Xamarin methods and Azure services. This includes: - Advice on Xamarin methods: I need corrections on my Xamarin methods. The ideal candidate should be able to help me with this. - Azure Security: I require guidance on Azure's security measures. This includes setting up secure storage and managing it in the context of my Xamarin Forms application. The ideal freelancer for this project should have extensive experience with Xamarin Forms development, especially on version 5.0. It's essential that you've successfully worked on Azure security and storage in the past, and can provide sound advice on it.

...will supply USD file. - In terms of file formats or versions, the tool needs to be equipped to support USD with animation files. I will take the project with the node setup. If you will ing to provide ride along demonstration will be paid extra! Ideal skills and experience for this project include proficiency in Houdini, a good grip on USD (Universal Scene Description), and experience in Windows OS. Familiarity with animation would be a bonus. Looking forward to a seamless and functional project!.. . If you do thank you!...

I'm in need of an expert in DNS setup and configuration for Gmail on a shared hosting server. This task will require: - Advanced skills in Gmail DNS setup and configuration - Proficiency in shared server management - Ability to ensure a single service remains connected post DNS change Your task is to ensure a smooth transition without any disturbance to the connected service. Deep knowledge of DNS, with special focus on shared servers, is a must-have.