This tutorial will explore several methods to print a directory tree from the command line onLinux. The commands covered below aretree,find,ls, anddu, which can all output a directory tree in Linux. Linux tree Command The single best tool to view a directory tree is thetreecommand. This i...
This way you can set instructions on Git as "if you want to make this code work, interchange this variable with your database key." Of course, this was the one way of using environment variables. So let's have a look at some common environment variables in Linux. Print Environment Varia...
Because it’s so common to use zcat, the version of tar that comes withLinuxhas a shortcut. You can use z as an option to automatically invoke gzip on the archive; this works both for extracting an archive (with the x or t modes in tar) and creating one (with c). For example, ...
These messages will likely be more difficult to view and review because on most systems you won’t find them in a single log file. Startup scripts usually print the messages to the console and they’re erased after the boot process finishes. However, this usually isn’t a problem because ...
Install Docker on your machine by following the appropriate instructions for your operating system: Windows macOS Linux Get the Sample Labeling tool container with the docker pull command. Console Copy docker pull mcr.microsoft.com/azure-cognitive-services/custom-form/labeltool:latest-2.1 Now you'...
When you are printing, you can go back to the CUPS administration page and click on the “Jobs” tab to view a list of running and queued print jobs. Once you’ve followed the instructions above, your printer should be working in Linux. ...
screenshot on Linux, depending on which distribution you're using. The most common method is to use the Print Screen key, but you can also use the built-in Screenshot application or even a third-party tool like GIMP. More sophisticated users might also want to consider using the terminal....
Linux uses an enhanced version of the Bourne shell called bash or the “Bourne-again” shell. The bash shell is the default shell on most Linux distributions, and /bin/sh is normally a link to bash on a Linux system. You should use the bash shell when running the examples in this book...
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Learning how to copy and paste on a Chromebook is a must. It’s one of those repetitive actions that you’ll need to do frequently and quickly. Needless to say, while MacBook and Windows operating systems have their own copy and paste shortcuts, so do Chromebooks. If you’re new to ...