The first thing that you have to do if you want to install a package is to find out which package it is. This can be a little tricky to do if you don’t know the name of the package. To get detailed information about the package, run apt-get –show-packages. If you’re having trouble finding …
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If you want to know how to find the JDK version of your Ubuntu computer, there are several ways to do this. Using the command line is one of the easiest ways to find out, but there are also some steps you can take manually. Here are some of the most common ways to find …
Depending on your preferences, you can enable screen sharing or screen control. Once enabled, screen sharing will allow you to interact with the remote user’s desktop just as if they were physically present. After you have enabled screen sharing, you can select whether to prompt users for a password or not. In either case, it …
The sort command is included on any POSIX system. It is usually bundled as part of the GNU set of utilities. Mac and BSD systems may not have it, and the options can vary. This article will cover both GNU and BSD sort commands. As a starting point, consider a simple example file containing dummy …
Does Linux Use Unicode? is a common question, but how exactly does the operating system represent it? Linux uses the 8-bit Unicode Transformation Format, or UTF-8. UTF-8 uses a single byte to represent seven bits of data, two bytes for 11 bits, and four bytes for sixteen, twenty-one, and thirty-one bits. This is the native …
To create a tar archive, first, you must specify its name. This can be a textual representation of the date, or it can be the name of an existing file starting with “/”.”. In either case, the date of the file is used as the modification time for the archive. The tar command also assumes …
You may have noticed that your time is set to UTC, which is sometimes referred to as GMT. But what’s so special about the time you set in your computer? In Unix time, it’s the number of milliseconds that have passed since 1970. This doesn’t take leap seconds into account. You should know that a …
First, you’ll need to know how to format the SD card. There are two common formats that work: exFAT and FAT32. These file systems can be used by Linux systems and Windows systems, and are largely unsupported by Chromebooks. Fortunately, there are some easy ways to format the SD card without the need for a …
To start GDB, type gdb. This will load the program and print out the version, copyright messages, and help messages. You can also use the -h command-line option to get a quick list of all available options. The commands on the command-line are processed in a sequential order. If you want to suppress startup messages, …
If you want to completely remove Ubuntu from your dual boot system, then you need to use the efibootmgr utility, which is installed by running sudo apt install efibootmgr. The program lists entries in the Boot Menu and lets you delete the ones you don’t want. Once you’ve done this, Ubuntu will be gone from …