Postman – REST Client for your Chrome

Postman is an amazing plugin for Google Chrome, it alows developers to create requests quickly and work easily with REST APIs directly from Chrome without the need to create test or sample apps. It provide all the needed REST actions such as POST/GET/PUT/DELETE … etc  As well as Formatted API responses for JSON and XML 

iOS: What does the NS prefix mean?

NS stands for NextStep, Which is the company created by Steve Jobs after he was fired from Apple in 1985. After Jobs came back to Apple, he brought the technology he created at NextStep with him which became later a naming convention for all the classes in Objective-C. For example, NSString, NSURL, and NSArray.