Design patterns exist to solve common problems found on the development of object oriented software. As such, the singleton pattern exists to satisfy the need for code that is available to the whole application. It also helps when we want to enforce that only one instance of an object exists during the lifetime of the…
When people learn to develop software, they believe that long hours of concentration and isolation are the best, and maybe unique, way to achieve high quality code. Many think that by working slowly and carefully they may be able to catch most bugs and create a solid base for the program they are creating. This…
There are numerous ways in which you can affect the correctness of the code you write as well as the capabilities of changing that code in the future. Unit testing, design patterns, and code reviews are all methodologies that have a decisive impact in how your software works. However, very few things have such a…