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Articles found under tag: linux

How to manage alternating lines of text on the command line


In this article I've pulled together some command-line tips for alternating lines of text. Questions about alternating lines turn up regularly on online help forums, and they sometimes get complicated answers. Here I've tried to keep things simple. Interleaving lines For demonstration purposes I'll…

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The joys of ISOdates


It took me a fair while to get comfortable with the ISO 8601 date format. After so many years of using DD MMM YYYY, my old eyes and brain had some trouble understanding YYYY-MM-DD. Finally something clicked, and I now read 'ISOdates' easily and I really appreciate their advantages. The biggest…

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Impressions of a Chromebook and Linuxy Goodness


Feeling like something different, I recently bought a HP Chromebook 11. In this article I give my impressions on the device itself and also some Linux-specific goodness thanks to something caled Crouton, plus a few thoughts on working in the "cloud". As someone who uses a typical GNU/Linux…

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Software is not data


You know that trick where the magician snatches the tablecloth from the table, leaving the plates, cutlery and glassware in place? Watch as I do something similar on my computer. The screenshot above shows the top left corner of a large data table of mine in a spreadsheet. Drum roll, please... …

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How to repeat a script, or not


I have a data-entry script which adds records to a plain-text data table. It's a fairly complicated script with a GUI dialog, and until recently it added one record at a time. To add another record, I had to launch the script again. Was there a simple way (I asked myself) to re-run the script, or…

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On dates and stuffed non-dates


Nothing gives my wife the Screaming Meemies like dates in spreadsheets. Unless she formats the target cell in advance as text, the spreadsheet will turn a perfectly innocent, non-date string like 23/2/6 into '23-Feb-2006'. When she types 6420-11-3, according to both LibreOffice Calc and Gnumeric,…

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The header line: how to add, delete and ignore it


In a plain-text table, the first or header line usually contains the names of the fields. In this article I've pulled together a variety of ways to add and delete a header, and also how to do things with the rest of the table while leaving the header intact as the first line in the file. Add a…

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Joining Tables on the Command-Line


This article compares 3 different ways to join tables on a common field. All 3 work OK on small tables, but there's a big difference in speed when the tables to be joined are large, as shown below. Table joining isn't something you need to do if you store data in a simple, flat-file database like a…

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Splitting a File Elegantly


In a previous Linux Rain article I compared different ways to delete blank lines, and showed that the AWK way was the simplest and most thorough. Here I show how to split a text file into multiple text files using a surprisingly simple AWK command. Background In 2013 I published an article in Free…

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Tips on getting (and suggesting, and editing) user input


In a previous Linux Rain article I explained how to use the YAD dialog to do multiple-item data entry in a GUI. Here I show one way to allow users to check and edit what they've entered in YAD. I also explain how to offer default, editable inputs in terminal-based data entry, and how to color the…

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News Elsewhere

Mirantis and FusionStorm Partner on OpenStack Datacenter Appliances

 The VAR Guy: Mirantis, the OpenStack vendor, and datacenter company FusionStorm have joined forces to provide "turnkey" open source cloud computing solutions for the enterprise.

Will open source Qora solve Bitcoin's biggest problems? A core developer behind the open source cryptocurrency Qora explains how blockchain technology will revolutionize everything.

How to install Nginx as Reverse Proxy for Apache on Ubuntu 15.10

 HowToForge: Nginx is not just a web server, it can be used as a reverse proxy for many protocols

Vendetta Curse of Raven's Cry Is Another Sad Linux Game Port

Phoronix: The minimum requirements are Ubuntu 15.10 with "OpenGL version 2.0" and a graphics card that's GeForce GTX or Radeon HD 5000 series with at least 1GB of video memory.

Android Studio 2.0 preview gives developers instant preview of code changes

el reg: Latest developer tool also adds GPU profiler, Java to native debugging

Cisco Evolves IOS XR Network Operating System with Linux

Enterprise Networking Planet: Working together with hyperscale web companies, Cisco has enhanced its networking operating system to be more open.

How To Use Regular Expressions In grep Command

 nixcraft: Linux comes with GNU grep, which supports extended regular expressions.

Asus Chromebit CS10: Chrome OS on a stick

 LinuxBSDos: It's about the size of a candy bar and as you can already guess from its name, it runs Google's Chrome OS, the same Cloud-based operating system that powers Chromebooks and Chromeboxes.

BlackArch Linux ISO Images Updated with Over 100 New Tools, Multilib Support

More than 100 new tools have been added in the new BlackArch ISOs Latest Articles

Western style top-down shooter '12 is Better Than 6' released on Steam for Linux

Tags:Steam,Initial Thoughts,Adventure,Action12 is Better Than 6 was funded on Kickstarter last month and is already available as a full release on…

Wine 1.8-rc2 released, brings more stability

Tags:Open Source,WineThe Wine developers are continuing towards a stable 1.8 released, and they have released Wine 1.8-rc2. They have fixed a total…

You there, come watch the Friday Livestream at 6 PM UTC!

Tags:Site InfoAfter a long week of exams (school stuff, not medical) I'm glad I can finally sit down and relax a bit while playing video games.…

GOG have put up some serious classics for Linux, such as Cannon Fodder

Tags:Retro,GOG,DRM Free I do love GOG for their classic games, and what a delivery they have for us today, wow! Cannon Fooder 1 & 2, Leisure Suit…

Our Games Republic store has a sale on, and we have an extra discount for you

Tags:Game Sale For those who don't know already, we have our own store on Games Republic (we get a small cut!). Since it's 'Black Friday' we also…

A 2015 Thanksgiving Retrospection About The Open Source Project 'xoreos'

Tags:Open Source,Game Engine,Editorialxoreos is a FLOSS project aiming to reimplement BioWare's Aurora engine (and derivatives), covering their games…

0 A.D. Alpha 19 “Syllepsis” Released

Tags:Strategy,Open SourceA new alpha release of the open source RTS 0 A.D. has just been released. The new release has various technical improvements…

Feral Interactive have a big sale on their store

Tags:Game Sale Here's an easy chance to snap up some cheap ports from Feral Interactive, as they have discounted their games until November 30th.…

Dying Light's DLC The Following will be on Linux, price set to rise soon

Tags:Zombies,Survival,Steam,RPG,DLC,Coming Soon,Action I have it straight from the developer that Dying Light's DLC The Following will be on Linux,…

Doorways: Holy Mountains of Flesh tested on Linux, very freaky

Tags:Adventure,Early Access,Horror,Steam Today I decided to have a glass of man-up juice and actually play Doorways: Holy Mountains of Flesh. It's…

Hollow Knight looks like exactly the type of action platformer I would play on Linux

Tags:Action,Coming Soon,DRM Free,Platformer,SteamHollow Knight's trailer took me by surprise, not only do the graphics and animations look really…

GhostControl Inc, the ghost hunter turn-based strategy game has a big update

Tags:Indie Game,Steam,StrategyGhostControl Inc is a pretty cool idea, and one to try for fans of things like XCOM and Ghostbusters, the developers…

Empire TV Tycoon released for SteamOS & Linux, manage your own TV channel

Tags:Simulation,Steam,StrategyEmpire TV Tycoon has just today put up their Linux version after sorting out some issues, and I can't wait to give it a…

A big Steam sale is now on, get some cheap games for Linux & SteamOS

Tags:SteamHeads up cheapo hunters, as Steam has a big sale on right now that lasts until December 1st. I've highlighted some deals I think are pretty…

Albion Online, my impressions of this new Linux MMO currently in closed beta

Tags:RPG,MMO,Initial Thoughts Albion Online is something I have kept on eye on for sometime now, and since I’ve been playing it during the…