SSL Debugging SSL certificates with Certigo OpenSSL only goes so far, learn about Certigo, to which goes a lot further.
Git Extracting a file or a folder from a git repository with full git history Simple git commands to save you
Bash Connecting to a private LAN host over the internet via SSH. Helpful ways to ssh via a bastion host.
Linux Backing up content via email to GMail I have recently migrated my hosting backups to Amazon S3, it's cheep, reliable and, well... why not. In the past I had some little scripts that I used to use to back up