Find and Replace
When you are working on the Linux command line and you come across a large file or a large number of files in which you need to replace a certain…
How to monitor your Linux machine with netstat
Netstat is an extremely useful Linux command line tool that allows you to check which service is connecting to a port on your machine. It is very useful to analyze…
How to resolve the “/bin/rm: Argument list too long” error
root@dwarf /var/spool/clientmqueue # rm spam-* /bin/rm: Argument list too long. Ever seen this error in Linux when you have too many files in a directory and you are unable to…
How to monitor MySQL in real-time with mytop
Mytop is a top-like realtime command line based monitoring system for MySQL. It is written by Jeremy Zawodny, and is available for free download. It runs on most UNIX-based systems,…
How to schedule tasks on Linux using the ‘at’ command
Scheduling jobs is an essential part of administering Linux servers. We took a look at how to schedule jobs on Linux machine using the cron command earlier. Here’s an alternative…
How to compress, move, and extract a directory – Bash one-liner
The other day I needed to migrate a directory containing a lot of files from one location on my Linux server to another. There are a number of ways I…
How to view a configuration file without the comments
I have to often make changes to configuration files such as httpd.conf and squid.conf. These files have a large number of lines that are commented out, mostly comments and some…
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