The DRY Principle: Its Cost Explained with Examples

Last update: 2018-08-09 I know what you are thinking: “Again a boring article on DRY? Don’t we have enough already?”. You might be right. However I see too many developers (junior or senior) applying DRY like they are doing some witch hunting. Totally randomly or everywhere they can. So apparently we never have enough DRY principle articles on Internet. A little reminder for those in the back who don’t follow: the DRY principle means “Don’t Repeat Yourself” and was first introduced in the The Pragmatic Programmer. »

11 min. read

PHP 7.2: the Pitfalls to Avoid for a Better and Cleaner Code

What are the pitfalls to avoid with this new version of PHP and its new functionalities? As my previous article on PHP 7 scalar and return types pitfalls, instead of describing the new super cool features of this perfect PHP 7.2, I will describe what can be dangerous for the good health of your application. As Ward Cunningham stated it: “You know you are working on clean code when each routine you read turns out to be pretty much what you expected. »

6 min. read

Find and Replace in Vim: Commands and Plugins to Search Everything You Want

Can a developer live without a good search engine in his editor or IDE? What developer never used the famous find and replace in multiple files? Yep. Nobody. You can be happy though, dear Vim user: your editor totally shine by its search features! With a minimum of configuration you can be able to search whatever you want, wherever you want at light speed. You need to use Vim to find and replace occurrences in thousand of files and filter with a maximum of granularity? »

10 min. read

10 Tips How to Become a Better Web Developer

Last update: 2018-06-24 I had a dream! This dream was to write an article with a title beginning by “10 tips to…”. I don’t normally like them so much (yes, they are often pure clickbait) but let’s face it, humans like lists. That’s why we have the ul tag in HTML. You are a web developer and you want to improve? Improvement is indeed something you should have in mind: it will make your work much more enjoyable and your boss happier. »

14 min. read

PHP 7 Type Hinting: Inconsistencies and Pitfalls

When PHP 7 came up with strong types, I saw the light. I had the hope not to see anymore bugs and inconsistencies due to weak typing in PHP. I remember reading some code and having no idea what could be the type of the variables I had in front of me. Can I use the return of this method as an int? A boolean? Will it create silent bugs and unexpected behaviors? »

8 min. read