Increase security! See how to log in via Putty (SSH) without using a password, using keys. A complete step-by-step configuration guide.

Tired of constantly opening logs? Learn how the tail command lets you watch changes at the end of a text file in real time. Monitor files in real...

Blocking console login for root is key to security. See how to disable direct root login from the console by editing /etc/securetty. Protect your ...

See how easy it is to redirect system logs to an unused console (e.g. tty12). Monitor your system more effectively! A simple syslog.conf configuration guide.

Need more space in Linux? Find out how to activate additional consoles! A simple step-by-step guide to increasing the number of tty consoles,...

Need to quickly remove commented-out lines? Discover a simple way with `grep` and get rid of comments from files in a flash!

Is your ProFtpd login slow? Find out how to easily speed up logging into the FTP server! Apply three key options in /etc/proftpd.conf.

Want domain names instead of IPs in Apache logs? See how the HostnameLookups parameter affects performance and when it's better to disable it for speed.

Removing the Windows end-of-line character ^M? Learn a simple and effective way to get rid of annoying ^M markers from C/C++ or HTML code using `tr`.