My solution to this classic interview question.
How to encrypt a file with a password using OpenSSL
Reference of commands to encrypt a file with a password using OpenSSL.
How to create a self signed RSA certificate with OpenSSL
Reference of commands to create a self signed RSA certificate with OpenSSL
Repeat a SQL command multiple times
How to repeat a SQL command multiple times
How to configure DNS nameservers on Ubuntu 18.04
On most Linux distributions you configure DNS nameservers in /etc/resolv.conf
. However in recent versions of Ubuntu that changed with the introduction of Netplan.
Windows Shell Aliases
What Windows shell aliases are and how to use them.
Aliases in bash
How to set and unset an alias in bash
Regex matches in PowerShell
How to find regex matches using PowerShell
Hidden color picker in Chrome dev tools
A hidden gem in the Chrome dev tools is the color picker.
How to set up signing commits and tags with git on Windows
How to create a GPG key, configure git to use it, and how to set up GitHub and GitLab so your commits appear as verified
.