Linux
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Fix: psql: could not connect to server: No such file or directory
PostgreSQL promotes itself as the most advanced open-source database application platform, and Debian Linux certainly has plenty of packages that…
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Fix: root User’s Home Directory is /root
You might have noticed an error where typing cd or cd ~ takes you to /root instead of something inside…
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How to Find Out What Motherboard You Have in Linux or Ubuntu
Just like with RAM cards and any USB, PCI or PCI Express devices that you might have attached to your…
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How to make a Program Executable from Everywhere in Linux
Most people install programs from the official package manager, so they don’t have to think about where they go in…
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How to Check RAM Slots in Linux
You have two options when it comes to checking which RAM slots are occupied and with what on your machine.…
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How to Reassign Cursor Keys in vi & vim
While some people might take exception to any change to the classic vi Unix cursor keys, you might be a…
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Fix: Lost Desktop Wallpaper in Linux
Each individual Linux distribution stashes desktop wallpaper in a different place. You might want to know where it’s location is…
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How to Format a Drive as exFAT on Linux
If you’re transferring files between computers running Windows and Linux, then you can either format drives with the exFAT or…
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How to Search for Strings in man Pages
You can use the man command to find information about any command that you know the name of. However, you…
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How to View Line Numbers in vi
The vi vs vim debate can be just as heated among some people as the vi vs emacs debate, but…
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How to Fix No Sound in Linux
Sometimes it seems you just can get the sound in Linux to work no matter what you try. You’ll first…
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How to Tell if You’re Using SATA or PATA on Linux
Traditional Parallel ATA disks still exist to some degree alongside SATA drives. You may be used to calling PATA by…
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How to Unregister Wine File Associations in Linux
Whether you use Wine to run critical business applications or just play a bunch of fun games that are only…
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How to Check busybox Version & Installation Information
The busybox binary offers you a ton of different little versions of Unix programs all wrapped up into one big…
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How to Know if You’re Using SSD or HDD Parts in Linux
Gamers running powerful PCs, system administrators taking care of giant servers and people who are working with sealed mobile devices…
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How to Find My External IP Address in Linux
While there are a number of command line solutions for finding your IP address in Linux, most of these are…
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Filesystem Hierarchy Standard Explained
The Filesystem Hierarchy Standard or FHS defines how the directory structure in Linux works, and it’s something that many beginner…
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How to Define a System-wide Compose Key in Linux
Many people define compose keys so that they can type international characters as well as the symbol for the Euro…
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How to Fix 400 Bad Request Chrome Error on Linux
You may from time to time receive a message that reads 400 Bad Request while trying to browse the Web…
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How to View a List of Users in Linux
While you probably know how to log into your Linux system with a single user account and you’re familiar with…
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How to List All Linux Commands Your Shell Knows
There’s actually a command to list all other commands that a Linux shell knows, but more than likely you’re not…
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How to Clear Out Xfce4 Sessions
While Xfce4 is an extremely popular Linux desktop environment, it can start to exhibit weird behavior over time. You might…
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Fix: Ubuntu 16.04 to 17.10 WiFi and Ethernet Problem
This guide is for users who are running Ubuntu versions 16.04, 16.10, 17.04, or the latest 17.10. There have been a…
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How to Delete Large Blocks of Text in GNU’s nano Editor
While there’s an editor war on, the nano editor continues to be extremely popular. It’s the default console text editor…
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How to Join GoToMeeting on GNU/Linux
Standalone applications from GoToMeeting only officially support the Microsoft Windows and macOS platforms. Nevertheless, it’s become an extremely common way…
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