Federico Cargnelutti

Month: November 2007

  • A step-by-step guide to Object Oriented Programming

    According to Marcus Baker, if you are a PHP developer and new to OOP, it’s possible that your story will go something like this: You’ll learn the syntax and build an object or two. You’ll try it in a live project. You will realise that you are getting no real advantage, and you’ll post your…

  • Implementing the Delegation Pattern Using Reflection

    Times arise where a class (One) is supposed to do everything another class (Two) does and more. The preliminary temptation would be for class One to extend class Two , and thereby inheriting all of its functionality. However, there are times when this is the wrong thing to do, either because there isn’t a clear…

  • The History of Programming Languages

    For 50 years, computer programmers have been writing code. New technologies continue to emerge, develop, and mature at a rapid pace. Now there are more than 2,500 documented programming languages! O’Reilly has produced a poster called History of Programming Languages (PDF: 701K), which plots over 50 programming languages on a multi-layered, color-coded timeline.