Command line Survival Sheet | - Pipe - allows you to Pipe output from one command to another > - Redirects output (generally to a file or location) >> - Appends output (generally to a file or location) alias - Aliases a command to a shortened version cat - Concatenates the file to STDOUT cd - Change Directory chmod - Change Mode (permissions) of a file or directory chown - Change Ownership of a file or directory chgrp - Change Group of a file or directory clear - Clears the screen cp - Copies a file (or directory) from one location to another df - Disk Free shows free space on partitions dmesg - Important system messages from boot to current state du - Disk Usage - shows how much space a given location occupies on the current partition find - Helps locate a file or location grep - Searches files for a particular pattern ifconfig - Configuration tool/information for NIC kill - Stops a process less - Navigable version of cat locate - Another way to find a file ls - Lists current directory contents lynx - Text based/commandline browser (may have to be installed) man - Manual pages - help files mkdir - Makes a new directory mv - Moves a file or directory from one location to another passwd - Changes your password ping - Packet groper (Ping the mighty!) ps - lists Processes pwd - Print Working (current) directory rm - Remove file or location rmdir - Removes a location (directory) sort - Sorts file su - - switch user sudo - super user do tar - tape archive (tar) manipulation top - process management unzip - zip file un-archiver vi - powerful text editor included with most every distro of linux (even Tom's Root Boot!) wget - gets files from internet locations - good if you know the exact location of a file on a site.