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Articles found under tag: linux

Software is not data

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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

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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

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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

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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

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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

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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

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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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How to get nowhere in particular

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In this tutorial I explain one way to generate a random geographical location, using simple command-line tricks. Latitude and longitude: decimal degrees Latitude runs from 0 to 90 degrees from the Equator to the North Pole, and 0 to 90 degrees from the Equator to the South Pole. Longitude in…

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Nostalgic Gaming On Linux With Good Old Games

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Thanks to the recent Linux support provided by DRM-free classic games provider, GOG.com, getting that nostalgic kick on Linux has never been easier. In this article I'll also detail a few of my favourite classic games that are now available to play in Linux. It's not all nostalgia, though. Some of…

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GOG.com Launches Linux Support, Ahead Of Schedule

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That's right, GOG.com has just announced they are supporting Linux, way ahead of their scheduled dates of around October or November. The launch brings 50 Linux-compatible games right away. GOG.com announced it on their website today, no doubt to the surprise of many. GOG.com says that 100 Linux…

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News Elsewhere

Linuxtoday.com

Android M Should Bring Greater Performance & Efficiency

Phoronix: Google officially unveiled Android M today from their I/O 2015 conference today.

Fedora 22 Advances Linux for Cloud, Workstations, Servers

eWEEK: In this slide show, eWEEK takes a look at Fedora 22's key features.

New Linux Based OS Brings Internet of Things Closer to Reality

LinuxJournal: Chinese firm Huawei has announced that it will be releasing an open-source Linux-based operating system named "LiteOS

Infographic: 7 strategies CIOs are using to drive digital transformation

EnterprisersProject: Companies that embrace new digital skills and technologies are more likely to experience higher profits and revenue growth, according to new research by Harvard Business Review Analytic Services.

Five Reasons to Use Linux

 FOSSforce: Quite simply, most of us use desktop Linux because it's superior to all other brands

How to install Asterisk 13 on Debian

 HowToForge: Asterisk is a Open Source framework for building communication applications

Freescale pumps out three new Linux-friendly i.MX6 SoCs

 LinuxGizmos: Freescale's dual- and quad-core "Plus" i.MX6 SoCs boost graphic performance and RAM support, while the single-core Cortex-A7 "UltraLite" targets secure IoT.

Is SourceForge hijacking project accounts?

 ITworld: SourceForge has gotten heat in the past for its advertising practices

Using Raspberry Pi to get teens involved in open source

 opensource.com: Red Hatter Anderson Silva shares how young people interested in technology can use a $35 Raspberry Pi to get started contributing to open source.

GamingOnLinux.com Latest Articles

UE3 Powered Physics Puzzler 'Unmechanical' In Open Beta For Linux

The beta for 2.5D physics puzzler Unmechanical was announced a couple of weeks ago, and is now available for all owners of the game on Steam. An…

Dragon Wars, Retro Turn Based Fantasy, Another Classic Released On GOG With Linux Support

Dragon Wars is a very retro turn based fantasy game, and it has been released on your favourite DRM free store with Linux support. It's another game…

Heroes Of Loot, A Mix Of Dungeon Crawling & Twin Stick Shooting On Steam For Linux, Initial Thoughts

Heroes of Loot is a 2D dungeon crawler with twin stick like shooting, I've taken a little look so that you know what to expect.About HoL (Official)…

Voxelnauts, A Sandbox MMO Built On Linux & Needing Help On Kickstarter

I am always hesitant to cover any crowdfunding campaigns, but I think Voxelnauts has just won me over. All development is done on Linux, they have…

Demo Released For Choose-Your-Own-Adventure Mystery Game 'Jenny LeClue'

Jenny LeClue was funded on Kickstarter last summer. A playable teaser has now been made available, along with a new teaser trailer. This trailer…

Adventure RPGs Hero Of The Kingdom I & II Released On Steam For Linux

The quest and resource based adventure RPGs by developer Lonely Troops were both officially released for Linux this week and the first one is…

Steam Replaces The Linux Tux Logo With SteamOS

In an unsurprising move, Steam has replaced the Linux icon of "tux" with their own SteamOS icon. I completely understand why they did this, but it…

Co-op Gravity Platformer 'Ibb & Obb' Now Available On Steam For Linux

The cute but challenging co-op gravity platformer ibb & obb is out of beta and is one worth a look if you have a friend to play with. We wrote…

Audiosurf 2 Smashes Out Of Early Access, Available For Linux

Audiosurf 2 is the sequel to the smash hit music game Audiosurf, and as the name suggests you do literally surf the music. The sequel is available…

Dying Light Linux Performance Patch & New DLC Released

The day has arrived, not only do we have a new DLC for Dying Light, but the Linux performance patch I previewed for you has also been released! To…

The Funding Crowd 46

Welcome to the Palladium issue of The Funding Crowd! Yep, 46 appears to be a reasonably interesting number, apart from representing aforementioned…

Torment: Tides Of Numenera RPG Has A New Trailer

I love RPG games, so Torment: Tides of Numenera has me really excited! This new trailer is further extending my excitement, and it looks like I will…

Nightside RTS Updated With Multiplayer & The Start Of A Campaign

It’s no secret that I love the visual style of Nightside, and this new update has boosted the content rather a lot.Changelog:Quote- First 5…

Linux Test Build Available For Convoy, A Tactical Roguelike-like Inspired By Mad Max & FTL

I was immediately interested in Convoy when I originally heard about it, but was sad when there was no Linux support. The good news is they now have…

Point & Click Adventure Game 'Zak McKracken: Between Time And Space' Released For Linux

Seven years after the unofficial fan sequel to the 80s classic Zak McKracken and the Alien Mindbenders was released in German for Windows, a…