IDE is not what makes it different.
:TestClass In a test file runs the first test class found on the same line as or above the cursor. (Currently only supported by Pytest) :TestFile In a test file runs all tests in the current file, ...
ApexDox is A fast, reliable, and configurable documentation generator for Salesforce Apex .cls files, that works with both DX and non-DX projects. ApexDox uses a JSDoc-like inline comment syntax.
WebStorm, Visual Studio 2017, Visual Studio Code, NetBeans, Komodo, and Eclipse pull out the stops for JavaScript, Node.js, and friends. JavaScript is used for many different kinds of applications ...