Featured posts of TechBrij.com
Do you want to validate JSON response of your application REST APIs? For a large JSON, it is easy to use JSON schema for validation. In this post, we will see how to validate JSON response with JSON Schema in Postman using ajv validator. BrijPad – Online tool allows you to generate and validate JSON Schema. We will use it to generate Schema.
Read Also: Inspect JSON Easily with BrijPad
If you have experience on ASP.NET MVC then probably you are familiar with async/await keywords in C#. The same thing is now in JavaScript. Before that, Callbacks and Promises are used for asynchronous code. Async/await is built on top of promises and non blocking. The power of Async/await provides asynchronous code look like synchronous code. In this article, we will go through serial/chain and parallel flow and implement a complex flow using Async/Await.
Read Also: JavaScript Promises: Understanding Error Handling with Example
Do you want to query JSON document, extract data, select sub sections or testing a query quickly? This articles explains to do it using Chrome Developer tools. I am using Google Chrome Version 60.0.3112.113. But it should work for all recent versions.
Read Also: Copy DropDownList Data from a Website: Chrome Developer Tools
To manage multiple Node.js versions on windows, you are going to use and install node-windows. After installation, you run following commands to setup specific node version:
d:\>nvm install 4.7.2 d:\>nvm use 4.7.2 d:\>node --version
and if you get following message
‘node’ is not recognized as an internal or external command, operable program or batch file.
then read this post to troubleshoot the issue.
In this article, we will see different ways to export data to Excel from a web application. It is very common task for web developers. Here are different approaches to do it in ASP.NET – C#:
Using the Excel PIA (primary interop assemblies) to generate a spreadsheet server-side.
It needs Microsoft Office suite installed on your server which is not good. So it is NOT recommended.
My previous post explains how to convert a column to row in JavaScript array. In this post, we will do the same thing but with C# Array and DataTable using the power of LINQ or Lambda expression. For simplicity, I am using the same data.
You want to copy HTML dropdownlist(combobox) options from a web-page. You do right click on dropdown list. Oh my God !!! There is no option to do it. This article explains how to extract dropdownlist options using Notepad++.
This article explains how to use different signs like space, +(plus), >(greater than) and ~(tilde) in CSS selector and their differences. Before getting started, let us take a sample code to understand the signs.
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