Friek questions

Friek answers

• How can I do a 'where' clause in Linux shell?
• Getting time from public time server using TimeTCPClient
• Encode a String to be used as shell argument
• How to check if ssh-agent is already running in bash?
• Cron job does not start
• Is it good practice to use mkdir as file-based locking on linux?
• Sending email through java in gmail account having two way authentication