LINUX IS CONFUSING. THESE ARTICLES SHOULD HELP.

A hidden file or folder is just a normal file or folder with a “hidden” option set. Operating systems hide these files by default, so you can use this trick to hide some files if you share a computer with someone else.

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Linux, Mac, and other Unix-like systems display “load average” numbers. These numbers tell you how busy your system’s CPU, disk, and other resources are. They’re not self-explanatory at first, but it’s easy to become familiar with them.

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Computers don’t come with operating system installation CDs anymore. If your operating system won’t boot, you’ll need a bootable recovery drive to fix it. All operating systems allow you to create these.

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The big cloud storage services — Dropbox, Google Drive, Microsoft OneDrive, and others — all have the same problem. They can only synchronize folders inside your cloud storage folder. But there’s a way around this limitation: symbolic links.

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Linux applications store their settings in hidden folders inside each user account’s home folder. This makes application settings much easier to back up and restore than they are on Windows, where settings are scattered across the registry and system folders.

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Ubuntu provides four different software repositories, all of them official — Main, Restricted, Universe, and Multiverse. Main and Restricted are fully supported by Canonical, while Universe and Multiverse don’t receive the support you might expect.

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Your Windows system’s uptime is displayed in the Task Manager. Right-click the taskbar and select Task Manager or press Ctrl+Shift+Escape to open it.

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Development on the next release of Ubuntu is continuing to move along, so if you like helping with the testing phase or simply want a peek at the newest features, then here is your chance for some fresh 14.10 goodness. So grab a stack of blank DVDs and get ready for some alpha release fun!

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When you run a command using sudo in Linux, the Terminal prompts you to type in your password with no visual feedback as you type. We’ll show a quick tweak that will show asterisks (*) when you type in your password in the Terminal.

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Downloading files from the PHP mirrors is annoying, because by default the redirector makes the name of the filename change to just “mirror.” So how do you fix this? Luckily wget has a simple argument that you can use to fix it — and it is useful for many scenarios.

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Nautilus contains some pre-defined bookmarks that provide quick and easy access to some common folders, such as Music and Pictures, as well as devices such as USB flash drives and network locations. You can add custom bookmarks to quickly access folders you use often.

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Adobe is no longer developing the Flash for Firefox on Linux. You’re still getting security updates, but that’s it — your Flash Player plug-in is already several major versions out-of-date.

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When you use the sudo command to run commands as root or administrator you are prompted to enter your password. You may have noticed that if you run another command using sudo shortly after the first command, you are not prompted for your password again.

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Set up a new disk on Windows 8.x or 10 and you’ll be asked whether you want to use MBR or GPT. GPT is the new standard and is gradually replacing MBR.

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Recently, we showed you how to open a directory in Terminal from within Nautilus. However, what if you’re working on the command line in Terminal and need to access the same directory in Nautilus? There’s an easy solution for that.

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Each Linux distribution comes with a single default desktop environment chosen from the many different desktop environments available for Linux. But you don’t have to stick with the default.

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Oracle has just released their latest quarterly security updates for the Java Runtime Environment, so if you need it on your system for Minecraft or other Java-specific apps, then make sure to download the latest version now.

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Whether you want to use a new font in a Word or just change your operating system’s system font to give it a different look, you’ll first have to install the font on your operating system.

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There may be times when you’re working with files in Ubuntu’s File Browser, Nautilus, and you want to switch to working on the command line in Terminal. Instead of manually navigating to the same folder in Terminal, you can easily jump directly to that folder.

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Whether your device was stolen or simply lost, you can remotely track, lock, and wipe it. Don’t wait until you’ve lost your hardware to think about this — these features need to be enabled ahead of time.

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Linux distributions tend to use two different types of release cycles: standard releases and rolling releases. Some people swear by rolling releases to have the latest software, while others like standard releases for being more stable and tested.

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Passwords can be reset or bypassed on every operating system. On Windows, Linux, and Mac OS X, you can gain access to a computer’s unencrypted files after resetting the password — the password doesn’t actually prevent access to your files.

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By default, Ubuntu is configured to always prompt you with a confirmation dialog box with two choices when you want to shut down or restart your computer. The same thing happens when you log out of your account or lock your session.

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Do you have some .mobi files you’ve been trying to read on your Linux machine? FB Reader is an eBook reader program that allows you to read .mobi files (as well as other eBook formats) in Linux.

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Coming from Windows, file extensions on Linux and Mac OS X can seem a bit strange. The operating system seems to know what files are without relying on the file extension — it does this using MIME types.

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