Image hot-linking is (simply put): other site is showing your image that still on your server. This can cause problem for bandwidth limited website, they steal your bandwidth! Also, this doesn’t make...

Suppose you want to compile an application that need some library file such as libcurl.so but you don’t know the exact packages name. Sure, you can guess by using apt-cache search but the result might...

When you’re adding additional repositories beside the default in your /etc/apt/sources.list, Debian will provide more than one version of package where available. You can use “apt-cache policy...

On my last post I’ve mentioned tool called Agent Ransack for Windows that has ability to search file based on it’s content (and other criteria such as modification time). On Linux, there’s...

It’s very easy to check how much does certain files occupied your hard disk space. I’m using this technique before moving my files to other host to estimate how long will it takes to do some...