Linux news, trend analysis and opinion

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Unix as a Second LanguageBy Sandra Henry-Stocker

Running a Linux terminal in your Windows browser

Here's an introduction to running a Linux terminal inside a browser and some of the tools available to you.

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Unix as a Second LanguageBy Sandra Henry-Stocker

Using strace and ltrace to help with troubleshooting on Linux

strace and ltrace provide a flood of information about system and library calls being made by Linux processes, and sorting through it all can help discover the cause of problems.

Unix as a Second LanguageBy Sandra Henry-Stocker

How to cheat on Wordle using Linux

Figuring out Wordle can be a lot of fun, but if it gets too frustrating, this Linux bash script can be your friend. Enjoy taking a look at how the cheating process works.

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How to set up quick functions to run calculations: 2-Minute Linux Tips

In this Linux tip, we’re going to look at a simple way to set up a quick function that allows you to run calculations a lot more easily than usual.

One large glowing question mark surrounded by many small question marks.

Unix as a Second LanguageBy Sandra Henry-Stocker

Using whereis, whatis, and which to find out about commands on Linux

The whereis, whatis and which commands can provide information on Linux commands, but in spite of names that appear related, they provide very different answers.

One hand uses a calculator while the other holds banknotes.

Unix as a Second LanguageBy Sandra Henry-Stocker

Creating a quick calculation function on Linux

Need to perform a long series of calculations? Let's look at a cool trick for making it easier.

video

How to use the && (AND) and || (OR) operators

In this Linux tip, we’re going to look at the && (AND) and || (OR) operators and how they can be used.

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Demystifying &&, ||, and ! on Linux

&&, || and ! operators can run tests and take actions based on the test results, but they can be a little tricky until you understand the logic.

video

How to use the awk command | 2-Minute Linux Tips

In this Linux tip, we look at an awk command that you can use to remove duplicate lines from text files – even when those lines aren't consecutive.

Unix as a Second LanguageBy Sandra Henry-Stocker

2 ways to remove duplicate lines from Linux files

Linux awk and uniq commands offer options for cutting out duplicate lines from Linux files.

video

How to use the btrfsck command

In this Linux tip, we’re going to look at the btrfsck command. It provides file system checking for btrfs file systems – sometimes referred to as the "better" file systems, but actually named for its B-tree underpinnings.

Unix as a Second LanguageBy Sandra Henry-Stocker

Using the btrfsck file-checing command on Linux

The btrsfck command allows you to check the integrity of a btrfs file system. As file systems migrate to this newer file system format, this command is increasingly important.

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2-Minute Linux Tips: How to use the date command

In this Linux tip, we’re going to look at using the date command to run tests. You can always use the date command to see what day it is, but you can also use it in scripts to test what time, day of the month or month of the year it...

A broken link in a digital chaing / weakness / vulnerability

Unix as a Second LanguageBy Sandra Henry-Stocker

Using the ldd command on Linux

The ldd displays the shared object files that a particular Linux command needs to run.

Unix as a Second LanguageBy Sandra Henry-Stocker

Using fail2ban on Fedora

Fail2ban can detect attempts to connect to authenticated services such as ssh and put the offending connections in "jail". This article provides information on how to install, configure and test the tool on Fedora.

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How to use the clamscan tool: 2-Minute Linux Tips

In this Linux tip, we’re going to look at clamav. It's a free and open source tool that lets you scan for viruses on Linux.

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Unix as a Second LanguageBy Sandra Henry-Stocker

Learning to script on Linux using bash

Here are some basic skills to get started with bash, one of the best shells for preparing and using scripts on Linux.

Digital bugs amid binary code. [security threats / malware / breach / hack / attack]

Unix as a Second LanguageBy Sandra Henry-Stocker

Linux

Linux | News, how-tos, features, reviews, and videos

Running a Linux terminal in your Windows browser

Here's an introduction to running a Linux terminal inside a browser and some of the tools available to you.

Using strace and ltrace to help with troubleshooting on Linux

strace and ltrace provide a flood of information about system and library calls being made by Linux processes, and sorting through it all can help discover the cause of problems.

How to cheat on Wordle using Linux

Figuring out Wordle can be a lot of fun, but if it gets too frustrating, this Linux bash script can be your friend. Enjoy taking a look at how the cheating process works.

How to set up quick functions to run calculations: 2-Minute Linux Tips

In this Linux tip, we’re going to look at a simple way to set up a quick function that allows you to run calculations a lot more easily than usual.

Using whereis, whatis, and which to find out about commands on Linux

The whereis, whatis and which commands can provide information on Linux commands, but in spite of names that appear related, they provide very different answers.

Creating a quick calculation function on Linux

Need to perform a long series of calculations? Let's look at a cool trick for making it easier.

How to use the && (AND) and || (OR) operators

In this Linux tip, we’re going to look at the && (AND) and || (OR) operators and how they can be used.

Demystifying &&, ||, and ! on Linux

&&, || and ! operators can run tests and take actions based on the test results, but they can be a little tricky until you understand the logic.

How to use the awk command | 2-Minute Linux Tips

In this Linux tip, we look at an awk command that you can use to remove duplicate lines from text files – even when those lines aren't consecutive.

2 ways to remove duplicate lines from Linux files

Linux awk and uniq commands offer options for cutting out duplicate lines from Linux files.

How to use the btrfsck command

In this Linux tip, we’re going to look at the btrfsck command. It provides file system checking for btrfs file systems – sometimes referred to as the "better" file systems, but actually named for its B-tree underpinnings.

Using the btrfsck file-checing command on Linux

The btrsfck command allows you to check the integrity of a btrfs file system. As file systems migrate to this newer file system format, this command is increasingly important.

2-Minute Linux Tips: How to use the date command

In this Linux tip, we’re going to look at using the date command to run tests. You can always use the date command to see what day it is, but you can also use it in scripts to test what time, day of the month or month of the year it...

Using the ldd command on Linux

The ldd displays the shared object files that a particular Linux command needs to run.

Using fail2ban on Fedora

Fail2ban can detect attempts to connect to authenticated services such as ssh and put the offending connections in "jail". This article provides information on how to install, configure and test the tool on Fedora.

How to use the clamscan tool: 2-Minute Linux Tips

In this Linux tip, we’re going to look at clamav. It's a free and open source tool that lets you scan for viruses on Linux.

Learning to script on Linux using bash

Here are some basic skills to get started with bash, one of the best shells for preparing and using scripts on Linux.

Using ClamAV to detect viruses on Linux

The ClamAV command can identify and relocate files on Linux that have been infected by viruses, but not remove the viruses themselves.