Checking for Shellshock attempts in web server logs
Tail follow log file in browser
Check and alert if MySQL slave is not running
Calculate MySQL schema disk size
WordPress Error establishing database connection
Linux Bash generate a number of files of random sizes in a range
Linux exclude a process from being killed by oom killer
Linux mini forensics on unknown running process
Run script detached from an SSH terminal
Linux renice many processes with the same name
PHP Send mail with Amazon AWS SES without extra library
Delete files in a folder older than a number of days
MySQL Master-Slave Replication
Create Java KeyStore from SSL certificate
Python script to test/monitor if a Django site using authentication is up
Linux "Too many files open" error
Apache Redirect Subdomain to port
Linux find files opened for writing
Find Linux users that can log in with password
Apache security: installing mod_security
Linux check DNS cache snooping
Linux shell here document on the fly
Apache password protect directory
Replace relative to absolute URL in a file
Set permissions for web files & directories
Linux find IPs with most web connections
Linux monitor & react to event in log file
Defending against Spam using Linux Postfix
Apache optimization with Google's mod_pagespeed
Linux mail server for sending only
Linux get email for SSH Logins
Linux cloning packages (Debian/Ubuntu)
Linux protecting critical directories
Linux file integrity with tripwire
Linux server monitoring with monit
Linux encryption and decryption