This is a draft cheat sheet. It is a work in progress and is not finished yet.
Navigation
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ls list directory contents
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ls -al -a = all -l = long listing format
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cd <directory> change directory (~ = home / = root)
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cd .. change to the parent of the current directory
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pwd print working directory
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File Commands
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mkdir <directory> make a new directory (folder)
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touch <file> make a new file
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rm -r <directory> remove a folder (-r means recursive, delete folder + everything in it)
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rm <file> remove a file
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rm -f <file> force remove a file
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cp <file1> <file2> copy file1 and paste as file2
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mv <file to move> <place to move to> move file
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mv <file1> <file3000> moving a file within the same folder will rename it
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ln -s <file> name create a symbolic link called "name" to file
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cmd > <file> puts standard output (stdout) of command into <file>
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cmd >> <file> appends standard output (stdout) of command into <file>
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Reading Files
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cat <file> concatenate <file> and print to stdout (i.e. read the file)
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less <file> prints as much of the file that can fit within the terminal window. PgUp/PgDown to navigate
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more <file> print file out line by line
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head <file> output first 10 lines of file
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tail <file> output last 10 lines of file
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tail -f <file> output contents of file as it grows
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sed -i 's,foo,bar,g' <file.txt> replaces all instances of foo with bar in <file.txt>
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Finding files
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find /etc/ -name foo* find all files starting with foo in /etc/
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find /dir/ -user bar find all files owned by bar in /dir/
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locate <file> find all instances of <file>
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Finding binaries
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which <binary> find location of binary e.g. which sudo
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whereis <binary> find the location, source, and manual for a binary
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