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Web Development

Performing SUM based on Group in Tableau

Today while working on one of my assignments I got a requirement to perform a SUM of one column values based on a Group of columns in Tableau and being a novice to Tableau I started searching on the internet to find a way to achieve it and after spending few hours I found a solution so thought of sharing ...

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Troubleshooting HTTP 502 bad gateway in AWS EBS

The application that we are going to discuss in this post was running on Elastic Beanstalk (EBS) service in Amazon Web Services (AWS). Intermittently this application was throwing HTTP 502 Bad Gateway error. In this post, let’s discuss how we troubleshooted and resolved this HTTP 502 bad gateway error in Elastic Beanstalk service. AWS Elastic Beanstalk architecture This application was ...

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The Complete Web3 Programming Masterclass Bundle

8 Courses to Guide You Through Programming & Building Your Own Web Apps in No Time Hey fellow geeks, This week, on our JCG Deals store, we have another extreme offer. We are offering a massive 97% off on The Complete Web3 Programming Masterclass Bundle. Get it now with only $40 instead of the original price of $1600. The Complete ...

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How To Perform Modern Web Testing With TestCafe Using JavaScript And Selenium

Whether it is an application or web app, every software requires testing after development to ensure it does what we expect it to do. Software testing involves using manual or automated tools. Test automation tools are the best to use over manual tools because they increase software testing effectiveness, efficiency, and coverage. End-to-End testing (or E2E testing) is used to test ...

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Web Accessibility with Vaadin

When you create a product, you naturally want as many people as possible to use it. However, some people have to be enabled to use it first, namely by making the product accessible and barrier-free. This also applies to websites and applications that are implemented as part of software development. UI designers, software architects, and software developers should be aware ...

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Difference between Mobile and Web App testing

In this fast-paced technological world, organizations have to maximize the visibility of their business to succeed. Since every business’s target audience is on the web and mobile devices, organizations must provide great software platforms for their consumers to interact on the web and mobile. A well-planned mobile and web application testing process is required to create flawless software apps. Businesses ...

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Oh TypeScript!!!

I’ve written before about the weirdness of TypeScript and instance functions of classes. To summarise. Let’s say we’re using map on an array of strings, and we therefore need to give it a function (item: string) => Something – and maybe we have a SomethingFactory which can use its internal state to make our things from the item: export default ...

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The 2022 FullStack Web Developer Bundle

Step Up Your Game as a Full Stack Developer & Deliver Finished Applications with 62 Hours of Content on How to Use Vue JS, Docker, Angular, React, and More Hey fellow geeks, This week, on our JCG Deals store, we have another extreme offer. We are offering a massive 98% off on The 2022 FullStack Web Developer Bundle. Get it ...

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Top App Testing Techniques and Testing Scenarios for Web and Mobile

Introduction The technology industry is rapidly evolving, leading the development of new web and mobile applications daily. This implies an increase in the need for web and mobile application testing services. This is why app developers use a variety of app testing methods to evaluate both mobile and web applications to stay competitive in this fast-paced technological environment and keep ...

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