In this workbook, I will use the following conventions.
Terminal output
In the following example, I have opened an operating system terminal, and entered the command pwd to show the current directory (the output is /home/devel), then the command mkdir test to create a directory (there is no output), and finally ls to show that the directory has been created (the output is test):
$ pwd
/home/devel
$ mkdir test
$ ls
test
$
In other words, I use $ to denote the command prompt. [1]
If there is a lot of output, I may abbreviate using an elipsis (…):
$ echo $PATH
...
$ pwd
/home/devel
$
Admonitions
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Tip
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Look out for tips like this: they have extra information which may help you. |
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Warning
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Look out for warnings like this: it will help you avoid common mistakes or dangers. |