The Penguinlinux.com Blog

Here is are some quick reminders to help troubleshoot mysql connections.

Show a list of active processes:

mysqladmin -u root -p processlist

enter your password and you will get a list of processes running on the server.

mysqladmin can help you do other cool stuff.

Continua”MySQL Troubleshooting Queries and Processes”

sed tutorial
• sed introduction
• sed examples #1 • sed commands
• regular expressions
• more sed examples
intro home - top of the page - email

sed - Stream EDitor - works as a filter processing input line by line.
Sed reads one line at a time, chops off the terminating newline, puts what is left into the pattern space (buffer) where the sed script can process it (often using regular expressions), then if there anything to print - sed appends a newline and prints out the result (usually to stdout).
• www.engin.umich.edu/htbin/mangate?manpage=sed - sed

Continua”More Sed Tutorials”