Posts Tagged ‘cli’

Convert PNG to GIF via Command Line

I installed a bare bones Arch Linux system today and took a screenshot.  With no graphics utilities installed, I needed a way to convert a PNG to a GIF for a Simple Machines forum template thumbnail.  I figured I’d use a command line utility to help me and ImageMagick is installed by default on most [...]

Adding Color to Bash List Command Part II

I previously blogged about how to add color to the ‘ls’ command utilizing an config file and alias.  I then stumbled across a nugget of wisdom from a Foresight Linux user on the developers mailing list who gave a handy command that remedies some problems with missing color in a terminal.
On some distributions, the system-wide [...]

Adding Color to Bash List Command

One of the things I love is being able to enter into a directory via terminal, list the contents, and quickly see which ones are executable or not and which ones are directories or are not directories IN COLOR (not everyone is perfect right?).  This is specifically handy as I move through working with Slackware [...]

Read & Display Single Line of a File

Sometimes when I’m troubleshooting a PHP error and a function is called in the debugger that gives me a line number of a file to look at, I want to know what that line says without opening up the file.  Using the command line, you can accomplish this in the following way:
head -n 96 filename.php [...]

Print Readable Man Pages

Ever wonder how you can get a man page in into a format you can read and print? There’s many methods of doing it (copy and paste is one) but one the easiest I’ve found is:
man command | col -x -b > command.txt
Where command is the Linux command man page you want to [...]

Dealing with Runaway Processes

Have you ever been using your Linux distro and suddenly found a program won’t close? It’s frustrating when an application hangs. In Windows, one could right click on the taskbar and choose “Task Manager” and kill the hanging process (which doesn’t always work BTW). In Linux, you can also kill these hanging [...]

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