Linux Commands
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| prints current date. |
echo `date +%m%d%y-%H%M%S` | prints the current date in a specific format. |
cat /etc/sysctl.conf | reads data from file to output. |
more /etc/sysctl.conf | reads data from file to output, one screen at a time. |
mkdir tmp | creates directory tmp. |
pwd | prints working directory. |
cd tmp | changes directory to tmp. |
pwd | prints working directory. |
ls | lists current directory. |
cd .. | change directory to parent directory. |
cp /etc/sysctl.conf tmp | copies cp /etc/sysctl.conf to tmp. |
cp tmp/sysctl.conf tmp/abc | copies tmp/sysctl.conf to tmp/abc. |
ls -aF tmp | lists current directory, -a all files, -F, append indicator (one of */=>@ | ) to entries. |
mv tmp/sysctl.conf tmp/xyz | moves, or renames tmp/sysctl.conf to tmp/xyz. |
ls -aF tmp | lists current directory, -a all files, -F, append indicator (one of */=>@ | ) to entries. |
man g++ | opens manual for g++. |
rm tmp/abc | removes tmp/abc. |
touch tmp/defg | creates an empty file at tmp/defg. |
ps -x | prints all process status, including non-user invoked ones. |
ps -auxw | prints all process status, except the session leaders and processes not associated with a terminal, and displays only information about processes with the user ID numbers or login names specified for the Ulist variable, including non-user invoked ones, in a wide-column format for output. |
pico tmp/xyz | opens tmp/xyz in a simple text editor pico. |
exit | ends the terminal session. |
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