Tags: Tutorial

The Linux Command-Line Cheat Sheet

When coming up to speed as a Linux user, it helps to have a cheat sheet that can help introduce you to some of the more useful commands. In the tables below, you’ll find sets of commands with simple explanations and usage examples that might help you or Linux users you support become more...
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Learn to Use curl Command with Examples

Curl command is used to transfer files to and from a server, it supports a number of protocols like HTTP, HTTPS, FTP, FTPS, IMAP, IMAPS, DICT, FILE, GOPHER, LDAP, LDAPS, POP3, POP3S, RTMP, RTSP, SCP, SFTP, SMB, SMBS, SMTP, SMTPS, TELNET and TFTP etc. Curl also supports a lot of features like proxy...
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Linux Fu: Easier File Watching

In an earlier installment of Linux Fu, I mentioned how you can use inotifywait to efficiently watch for file system changes. The comments had a lot of alternative ways to do the same job, which is great. But there was one very easy-to-use tool that didn’t show up, so I wanted to talk about it. That...
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angles
We continue our tour of the many uses of angle brackets in this tutorial.

More About Angle Brackets in Bash

In the previous article, we introduced the subject of angle brackets (< >) and demonstrated some of their uses. Here, we'll look at the topic from a few more angles. Let's dive right in. You can use < to trick a tool into believing the output of a command is data from a file. Let's say you...
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Bash's Built-in printf Function

Even if you're already familiar with the printf command, if you got your information via "man printf" you may be missing a couple of useful features that are provided by bash's built-in version of the standard printf(1) command. If you didn't know bash had its own version of printf, then you didn't...
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Your First Machine Learning Project in R Step-By-Step

Do you want to do machine learning using R, but you’re having trouble getting started? In this post you will complete your first machine learning project using R. In this step-by-step tutorial you will: Download and install R and get the most useful package for machine learning in R. Load a dataset...
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angles
Paul Brown provides a tour of angle brackets in this tutorial for beginners.

Understanding Angle Brackets in Bash

Bash provides many important built-in commands, like ls, cd, and mv, as well as regular tools such as grep, awk, and sed. But, it is equally important to know the punctuation marks -- the glue in the shape of dots, commas, brackets. and quotes -- that allow you to transform and push data from one...
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dots
Paul Brown explains the various meanings and uses of the humble dot for Linux shell commands.

Linux Tools: The Meaning of Dot

Let's face it: writing one-liners and scripts using shell commands can be confusing. Many of the names of the tools at your disposal are far from obvious in terms of what they do (grep, tee and awk, anyone?) and, when you combine two or more, the resulting "sentence" looks like some kind of alien...
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browser security
These simple steps can go a long way toward improving your online security.

5 Easy Tips for Linux Web Browser Security

If you use your Linux desktop and never open a web browser, you are a special kind of user. For most of us, however, a web browser has become one of the most-used digital tools on the planet. We work, we play, we get news, we interact, we bank… the number of things we do via a web browser far...
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writing tools
Jack has tips to help aspiring writers gain confidence with using the Linux platform.

Must-Have Tools for Writers on the Linux Platform

I’ve been a writer for more than 20 years. I’ve written thousands of articles and how-tos on various technical topics and have penned more than 40 works of fiction. So, the written word is not only important to me, it’s familiar to the point of being second nature. And through those two decades (...
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