Uptime and SSL certificate monitoring doesn't have to be boring, confusing or expensive. Together with my buddy Mattias Geniar I'm currently building Oh Dear: a webapp to keep an eye on the health of your websites. Register here to try it out.
My colleague Brent published a new blogpost on how the ternary and null coalescing operators work in PHP.
You've probably used the ternary ?: and the null coalescing ?? operators in PHP. But do you really know how they work? Understanding these operators makes you use them more, resulting in a cleaner codebase.