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Python's for loops don't work the way for loops do in other languages. In this article we're going to dive into Python's for loops to take a look at how they work under the hood and why they work the way they do. Looping gotchas We're going to start off our journey by taking a look at some "gotchas." After we've learned how looping works in Python, we'll take another look at these gotchas and explain what's going on. read more

Managing an infrastructure of servers is a non-trivial task. When one cluster is misbehaving, logging in to multiple servers, checking each log, and using multiple filters until you find the culprit is not an efficient use of resources. read more

News briefs for March 26, 2018.

Sometimes, while working on the command line, you'll see outputs produced by commands in certain cases are so large that they don't fit into the screen area, and hence, you get to see only the last part of the output (as the initial part scrolls past the screen). Thankfully, there are utilities that are specifically designed to help you in such cases, and one of them is more.

Think it's complex to connect your Python program to the UNIX shell? Think again!

Last week our most popular articles covered a spectrum of fun and practical uses for technology at home and in the workplace. Here's the list of reader favorites from March 19-25.

The Linux Mint project unveiled a “MintBox Mini 2” mini-PC with Linux Mint 19 preloaded on a Compulab Fitlet2 with a quad-core Celeron J3455, up to 8GB RAM and 120GB SSD, dual GbE, wireless, and mini-DP. For years, Compulab’s mini-PCs have offered pre-loaded Linux Mint, in addition to Windows and barebones options...

Bloated rc7 may or not be a sign of delays Linus Torvalds is pretty sure he’ll release version 4.16 of the Linux kernel next week.…

This article describes the changes to the IBM Power Architecture that can be used to provide enhanced protection of virtual machines from other software running on the same system. A new higher privilege mode called Ultravisor mode is being introduced, along with the concept of secure virtual machines (SVMs). This mode is supported by the Protected Execution Ultravisor which will be open sourced. An SVM is protected at rest, when transmitted over a network as a file, and while executing. In this article, we discuss the impact of this new architecture for SVMs. There is near-zero impact on VMs.

When you need to save a code snippet or a URL, an idea or a quote, you probably fire up a text editor or turn to a desktop or web-based note-taking tool. But those aren't your only options. If you spend time working in terminal windows, you can use one of the many note-taking tools available for the Linux command line. Let's take a look at of those four apps. tnote read more

Pydio is a powerful open source web file sync and file share solution software for online collaboration, similar to Gdrive or other online file-sharing services. In this tutorial, we’ll cover the installation and configuration process of the Pydio Community Edition from source on Debian 9 release, on top of LAMP stack.

One of the biggest success stories in open source is its support for users from all around the world. The hunspell spell checker project is a great example.Hunspell accesses dictionaries in dozens of languages to allow users to check the spelling...

So, I’ve taken a look at a number if distributions so far, like Linux Mint, Manjaro and KDE Neon, but I figured I should show another distribution that I’d highly recommend for users who are new to GNU/Linux systems; Elementary OS.

Kali Linux is undoubtedly one of the best operating systems ever built for ethical hackers. It is the most advanced penetration testing operating system based on Linux.... Here is the list of Top 10 among all popular Kali Linux tools.

VIDEO: Senior developers know that one of the biggest problems with programming today isn't the coding itself, but keeping on the right side of all the base code's open-source licenses. FOSSA has an answer.

Mozilla is pressing pause on our Facebook advertising. Facebook knows a great deal about their two billion users — perhaps more intimate information than any other company does.

What is the best way to introduce a new technology into your employer's ecosystem? You'd probably start by scheduling a meeting. But what if you're asked what the benefits are, if it will save money, and how it will make developers more efficient? The answers may be obvious to you, but you need to be prepared to relay this information in a way that makes business sense.

Public clouds are taking over the world. Every day, more and more companies are moving their infrastructure to services like AWS or Microsoft Azure to save capital and operational costs. This begs the question: Where does this leave OpenStack?

Tails is a live media Linux distro designed to boot into a highly secure desktop environment. Tor is a browser that prevents somebody watching your internet connection from learning what sites you visit, and it prevents the sites you visit from learning your physical location.