Ran questions

• How can a Ruby class detect the process name that runs it?
• MySql - create replication with minimal downtime
• MySql - replication monitoring tool [closed]
• Change column name without recreating the MySQL table
• jQuery selector - all but the first
• Linux - Save only recent 10 folders and delete the rest
• delayed_jobs save completed jobs
• MySql Replication - slave lagging behind master
• Linux - join 2 CSV files
• deleting old files using crontab

Ran answers