Latest Screencasts (page 5)

My inaugural code kata is the venerable Ruby Quiz #14: LCD Numbers. This is a fun exercise, as it exists it two distinct parts: single-digit and multi-digit. I appreciate the natural move between them, and I often find myself focusing on one side or the other, starting from scratch and working until I have single-digit [...]

In Ruby Essential Training, expert instructor Kevin Skoglund teaches the fundamentals of Ruby, the popular object-oriented open-source programming language. Kevin begins by walking through the basic data types, demonstrating Ruby's control structures (loops, iterators, conditionals, and code blocks) and showcasing the elegant syntax structure of the language. Kevin explains variable...

In this series, I attempt to recreate a twitter style application called ‘Flitter’. In this installment, I show you how to create an authenticated system easily using existing tools. I also show how to generate test data to simulate an active application. Finally, you will learn how to set up self-referencial associations.

Screen scraping is not pretty, but sometimes it's your only option to extract content from an external site. In this episode I show you how to fetch product prices using ScrAPI.

Covered In This Episode: Symbols eval Bindings Running Other Programs Safe Levels Transcript: Hello Everybody and welcome to Programming With Ruby Episode 17, Getting Advanced. I’m Tyler, and this video is brought to you by manwithcode.com. By now, you know a large amount about Ruby, so in this episode we will be going over some [...] .

Covered in this Episode: Defining I/O Files Directories Transcript: Hello Everybody and welcome to Programming With Ruby Episode 13, Basic input output. As always, I’m Tyler and this video is brought to you by manwithcode.com In this episode I will be defining what exactly input/output is, You will also learn how to work with files [...] .

Covered in this Episode: What are errors What is error handling begin…end rescue ensure raise Transcript: Hello Everybody and welcome to Programming With Ruby Episode 15, Error Handling. I’m Tyler and this video is brought to you by manwithcode.com. In this episode you will learn what exactly errors are, and what error handling is. You [...] .

Covered In This Episode: What is benchmarking? Benchmarking Profiling Transcript: Hello Everybody and welcome to Programming With Ruby Episode 16, Benchmarking. I’m Tyler and this video is brought to you by manwithcode.com. In this episode I will tell you what benchmarking is. You will learn how to preform benchmarking tests on some of your code. [...] .

Objective-C is the programming language for writing native iPhone and Mac applications. It's also the language that Apple uses to build their own applications and frameworks. So, if you know Objective-C, you have a lot of power at your fingertips. But if you're new to C or object-oriented programming, then Objective-C can seem a little awkward at first. These screencasts by Bill Dudney, an experienced Objective-C programmer, will help you quickly get up to speed on Objective-C 2.0 basics.

Part 1: Part 2: Covered in this episode: Code Blocks if, else, unless case, when while, until, for loops Transcript: Hello everybody and welcome to Programming With Ruby Episode 9, Flow Control. I’m Tyler and this video is brought to you by manwithcode.com So far all of the programs and code that I have shown [...] .