(public).sospep.events ~ view task ~ PROJECT-linux-adventures-101-command-line

<h1 style="text-align: center;">linux adventures</h1>
<h1 style="text-align: center;">command line 101</h1>
<h2>[previously]</h2>
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<li><strong>[00:00] NEW task IN - overview</strong></li>
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<li>x] # 7208 - <a href="/view/task?id=7208" target="_blank">CREATE-article# #</a> &nbsp;- command line 101</li>
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<h2>&nbsp;[current]</h2>
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<li><strong>[00:00] NEW task - </strong></li>
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<li>]&nbsp;</li>
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<h2>[next]</h2>
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<li><strong>[00:00] &nbsp;NEW task</strong></li>
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<li>] FOUND -&nbsp;https://cmdchallenge.com/s/#/simple_sort</li>
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<li><strong>[00:00] NEW task</strong></li>
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<li>] ALSO -&nbsp;https://www.reddit.com/r/linux/comments/mi80x/give_me_that_one_command_you_wish_you_knew_years/&nbsp;</li>
<li>]&nbsp;https://news.ycombinator.com/item?id=3257393&nbsp;</li>
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<h2>[REFERENCE]</h2>
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<li>] # 5151 - <a href="/view/task?id=5151" target="_blank">CREATE-article # #</a> - adventures in the land of linux - overview</li>
<li>]&nbsp;<a href="http://community.linuxmint.com/tutorial/view/778">http://community.linuxmint.com/tutorial/view/778</a>&nbsp;- top 15 commands everyone should know</li>
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<h1 style="text-align: center;">command line 101 (aka sh, bash, cmd, terminal)</h1>
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<li><strong>[00:00] {navigation}</strong></li>
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<li>] cd</li>
<li>] ls</li>
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<li><strong>[00:00] {files + directories}</strong></li>
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<li>] cp - copy files or directories</li>
<li>] mv - move files or directories</li>
<li>] mkdir - create directories</li>
<li>] rmdir -&nbsp;delete directories</li>
<li>] touch - used to create files</li>
<li>] rm - deletes files&nbsp;</li>
<li>] tar - create archives</li>
<li>] pwd - path working directory</li>
<li>] grep</li>
<li>] tail</li>
<li>]&nbsp;</li>
<li>*] SRC = 1</li>
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<li><strong>[00:00] EXAMPLE - use "&gt;" to save program output&nbsp;to file</strong></li>
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<li>] sensors &gt; {path}/temperatures.txt</li>
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<li><strong>[00:00] EXAMPLE use "&gt;&gt;" to append program output to a file&nbsp;</strong></li>
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<li>] sensors &gt;&gt; {path}/temperatures.txt</li>
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<li><strong>[LIST]</strong></li>
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<li>] {navigation} -</li>
<li>] bash - a better shell program</li>
<li>] cron - task scheduler</li>
<li>] grep - search files for 'words' &nbsp;</li>
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<li>https://www.howtoforge.com/tutorial/linux-grep-command/</li>
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<li>] man - documentation of programs</li>
<li>] sudo -</li>
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<li><strong>] https://cmdchallenge.com -</strong>&nbsp;</li>
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<li>] hello_world - echo "hello world!"&nbsp;</li>
<li>] get_current_working_directory = pwd</li>
<li>] count_files = &nbsp;/var/count_files/ |&nbsp;</li>
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<li>*note = case sensitive, note=include preceeding and trailing / slashes in path</li>
<li>http://stackoverflow.com/questions/20895290/count-number-of-files-within-a-directory-in-linux-not-using-wc</li>
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<li>] list_files - ls</li>
<li>] print_file = cat {filename}</li>
<li>] print_file_portion = tail {filename} -n5 (print the last 5 lines of the file)</li>
<li>] grep 'GET' in access.log - find text 'GET" in file, *case sensitive</li>
<li>] grep -r 'string' /path/ - find all files in directory that contain text</li>
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<li><strong>] https://explainshell.com -&nbsp;</strong></li>
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<li>]&nbsp;</li>
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<li><strong>] more cmd help</strong></li>
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<li>] {cmd} --help OR -h to get help on a command</li>
<li>]&nbsp;https://www.howtogeek.com/108890/how-to-get-help-with-a-command-from-the-linux-terminal-8-tricks-for-beginners-pros-alike/</li>
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~ view task ~ TaskGroup] linux-distro-version FROM [ Plan] planning IN [ calendars] technology-software-os