The Linux calligraphy command has been about for ages and provides a simple but advantageous service. It lets you almanac command band action – both ascribe and output. This can be actual accessible in troubleshooting problems or acceptance what was done afterwards by reviewing the commands that were run forth with their output.
Even if you’ve acclimated the calligraphy command time to time, it offers added options than abounding of us realize. In this post, we will attending at the simplest use of calligraphy and some of the options that can accomplish it alike added useful.
The easiest way to use the calligraphy command is artlessly to blazon “script” in the terminal window and columnist ^d back you appetite to stop the recording. The output, by default, will be adored in a book alleged “typescript”. You will see the book name that is acclimated in the aboriginal band of output.
You can accommodate a added allusive name if you use a command like the one apparent beneath that adds the filename to the command:
The agreeable of the updates book would attending like this:
Notice that the book acclimated to almanac affair action includes not alone the commands typed and the achievement generated but additionally the time and date that book recording began and ended.
If you appetite to adjoin the recording of affair action to an absolute file, you can use the -a (or –append) option.
When you use the -c (or –command) option, the calligraphy command runs the command accustomed and non-interactively.
To run a distinct command and almanac the interaction, you can specify the command as apparent beneath that uses the -c (or –command) option. Note that citation marks are bare if the command requires added than one string. The alpha and end times are not included in the achievement back this advantage is used.
You can additionally canyon a command band to calligraphy like this:
In this abutting example, we use the -c advantage to run a calligraphy and save the alternation in a book called “myloop”.
On some Linux systems (like Fedora), the calligraphy command additionally makes it accessible to abstracted ascribe from achievement in your affair recording application the -I (or –log-in) and -O (or –log-out) options. This ability added calmly acquiesce you to about-face the commands adored into a calligraphy back they will be in a book afterwards the command output.
The -I (capital “i”) specifies the book for ascribe and the -O (capital “o”) the book for output. Check the calligraphy man folio to see what options are accessible to you.
The -q (or –quiet) advantage keeps the alpha and end times from actuality displayed on accepted achievement (generally your terminal window).
The ascribe book would attending like this:
The achievement book would attending like this:
You can affectation the adaptation of calligraphy that you are active like this:
You can apprehend the man folio for the calligraphy command or ask for explanations of the calligraphy command syntax and options with the command apparent below.
The calligraphy command is actual accessible back you appetite to remember, analysis or echo a arrangement of commands and achievement capacity on a Linux system. While the history command annal the commands you enter, calligraphy is added absolute in acceptance you to analysis command achievement as able-bodied as the commands that were run.
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How To Write In A File In Linux Command Line – How To Write In A File In Linux Command Line
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