はてなブックマーク

Installing Ruby and Rails on Mac OS X September 23, 2010 Updated: January 17, 2016 All of our online courses start with comprehensive instructions for getting the required software installed and set up on your own computer. For the online Rails course, that means installing Ruby and Rails. During the course, you’ll then write, refactor, and test your code directly on your own computer. That way, a

In the first part of this series, we learned how to declare and call basic Objective-C blocks. The motivation was to understand how to effectively use the new APIs in iOS 4 that take blocks as parameters. In this installment we’re going to shift our focus toward writing our own methods that take blocks. By understanding how to use blocks in your own code, you’ll have another design technique in yo

iOS 4 introduces one new feature that will fundamentally change the way you program in general: blocks. Blocks are an extension to the C language and thus fully supported in Objective-C. If you’re coming from a programming language such as Ruby, Python, or Lisp, then you know the power of blocks. Simply put, blocks let you encapsulate chunks of code and pass them around like any other object. It’s

Free Tutorials To help you stay on top of your game!

“If you are looking for deeply technical and immersive video training, @pragmaticstudio is a steal. The pacing and content is second to none in my experience!” As software makers, being able to learn new things quickly and well is a superpower. That's why we create clear and concise video courses for busy developers. Courses that are up-to-date, to the point, and quickly move you from confusion to