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开始学习
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开始学习
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-l long listing (ls -l),-al (ls -al) Listing With Hidden Files
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开始学习
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grep PATTERN [FILE], grep failed auth. log
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开始学习
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Forward slashes instead of backward, cd /var/log
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开始学习
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Safely turn off the computer in software sudo shutdown 2 (turn off in 2min), -r restart, -c cancel or ctrl+c
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开始学习
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Displays the current working directory path Useful when changing directories often
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开始学习
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Change a user account password
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开始学习
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mv first. txt second. txt
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cp first. txt second. txt 开始学习
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开始学习
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Remove files or directories Does not remove directories by default, -r (removes directory)
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开始学习
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r=read, w=write, x=execute 开始学习
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Change mode of a file system object chmod mode FILE, chmod 744 script. sh
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开始学习
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Change file owner and group sudo chown [OWNER: GROUP] file, sudo chown professor script. sh
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开始学习
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View or change wireless network configuration
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开始学习
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View or configure a network interface and IP Slowly being replaced by ip (ip address)
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开始学习
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View the current processes ps -e | more (View all processes)
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开始学习
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Some command require elevated rights There are some things normal users can’t do
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开始学习
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You continue to be that user until you exit
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开始学习
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Execute a command as the super user Only that command executes as the super user
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开始学习
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Advanced Packaging Tool (Install, update, remove) sudo apt-get install wireshark
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开始学习
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Full screen editing with copy, paste, and more
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开始学习
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Backup and restore an entire partition dd if=<source file name> of=<target file name> [Options]
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开始学习
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dd if=/dev/sda of=/tmp/sda-image. img
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开始学习
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dd if=/tmp/sda-image. img of=/dev/sda
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开始学习
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开始学习
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kill an app with one click
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