Jamie Starke bio photo

Jamie Starke

I develop for my career, but I also develop for fun, and whenever I think it can solve a problem I'm having. This has lead me to create side projects, such as Rental Map and BusTimes, among others.

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The following are a list of useful Linux Commands that you may want to use during the course.

CAPITALIZED items should be replaced with those described. [Bracketed] items are optional. When in doubt, use ‘man’ to learn more about each command.

Command What it does
man COMMAND Show manual for command
passwd Changes your password
pwd Prints the current (working) directory
ls [-la] Lists files in the current directory. -la lists all (including hidden) files
cd DIRECTORY Change your current directory
gedit [FILE] Opens text editor, or a specific file in the editor
cp SOURCE DEST Copy a file or directory from the SOURCE location to the DEST location
mv SOURCE DEST Move a file or directory from the SOURCE location to the DEST location
rm NAME Remove a file
mkdir NAME Make a new directory
rmdir DIRECTORY Remove a directory (must be empty)
python [FILE.py] Open the python interpreter, or runs a specific python file
cat FILE Print contents of FILE
less FILE Display contents of FILE
grep PATTERN FILE Looks for PATTERN in FILE
grep -n PATTERN FILE Looks for PATTERN in FILE and displays the line number
diff FILE1 FILE2 Shows the differences between FILE1 and FILE2
script FILE Records everything printed to our screen, Saved to FILE
lpr FILE Prints FILE to the undergraduate printers [More Info]
lpinfo Displays your print status and quota
wc [-cml] word count (displays count of lines, words and characters in FILE)
uniq [-cduf] FILE Filter out repeated lines in FILE
sort [-bfnr] FILE Sort the lines in FILE
cut [-bf] FILE Cut out selected field/bytes of each line in a file
head [-n NUM] Displays the first ten lines of FILE, unless specified with -n NUM
tail [-n NUM] Displays the last ten lines of FILE, unless specified with -n NUM