Delete Queues In RabbitMQ

When using RabbitMQ (an excellent message broker for decoupling applications) you sometimes end up with queues you don’t want or need anymore. Deleting them is thankfully a straight-forward process but first-time users often don’t know how to do this.

Auto-fixing Passive FTP on AWS Instances

Due to the constantly-changing ocean of active cloud instances on the AWS network it assigns public and private IPs dynamically. This means that FTP has to be configured for passive mode (requiring the public IP) and every time the instance reboots or is created (eg in an auto scaling cluster) …

Fix Slow SSH Logins

Often, when trying to ssh into Linux boxes, it can take over 30 seconds to log in or even see the login …

Generate SSH Keys

Generating SSH keys is fairly standard Linux task to do. SSH keys allow a more secure method of logging into a remote …

Find Out Process Memory Usage

Figuring out how much memory a process is using can be tricky due to the way Linux does memory management. However, here …