A good article about the danger of providing a file upload functionality in a web application, and how some of the security mechanisms (such as MIME-type and extension filtering) can actually be bypassed.
Previously, Firefox can be configured to run plugins on demand by changing a setting in about:config (plugins.click_to_play). In Firefox 23, plugins appear to run by default even with this setting. This article teaches how to get the run-on-demand behaviour back.
This is not an in-depth instruction manual on SQL injection, nor an introduction of cutting edge exploitation techniques. Nevertheless, it is a very good primer on the concepts and basics of SQL injection.
A Dropbox synchronisation tool implemented as a BASH script (curl is used for the Dropbox API HTTP calls). Contrary to the name of the application, it is also able to perform downloads, as well as various remote operations such as file deletion, directory creation and directory deletion. Authentication is done using Dropbox’s official OAuth API.
An article on setting up the Raspberry Pi as a home server. It contains steps on how to install and configure Samba (for file sharing), MiniDLNA (for media streaming), and CUPS (for printer sharing).