The Linux Rain Linux General/Gaming News, Reviews and Tutorials

Articles found under tag: tutorial

Scripting a DNA sequence viewer

By

SANITY WARNING: Please don't read this article unless you're a compulsive shell scripter, like me. Seriously. There are some excellent FOSS sequence viewers in the distro repositories, with great GUIs and lots of features. Why would you want to build a less capable viewer that only works in a…

Read Article

Hunting gremlin characters

By

When cleaning UTF-8 text files I sometimes come across invisible characters that I call 'gremlins'. These aren't the usual non-printing characters, like whitespace and (horizontal) tab, which are non-printing characters I expect to find in the plain text files I work with. Gremlins are weird things…

Read Article

How to manage alternating lines of text on the command line

By

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…

Read Article

The joys of ISOdates

By

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…

Read Article

How to garble

By

In 2003 a strange paragraph made the rounds on email. It read: Aoccdrnig to rscheearch at an Elingsh uinervtisy, it deosn't mttaer in waht oredr the ltteers in a wrod are, olny taht the frist and lsat ltteres are at the rghit pcleas. The rset can be a toatl mses and you can sitll raed it wouthit a…

Read Article

DMS to DD to KML with AWK and sed

By

In a 2014 Linux Rain article I describe a fast 'points plotter' for Google Earth. First I copy a list of latitude/longitudes (lat/lons) from a spreadsheet to the clipboard, then I launch a shell script with a keyboard shortcut. The script builds a KML file from the copied list and opens the KML for…

Read Article

Grouping things with AWK

By

In this article I explain one way to group data items with AWK arrays. The code is a little mysterious but the results are impressive, especially in my second example! Case 1: Cricket stats The table 'runs' is tab-separated and lists the 86 national team cricket players who scored (or have so far…

Read Article

Building sequences of numbers on the command line

By

There are two easy-to-use tools for generating numerical sequences. 'Brace expansion' is a BASH shell built-in, while the seq command is included in the GNU/Linux 'coreutils' package. Each tool has its peculiarities and advantages, as shown below. Simple sequences One difference between the two…

Read Article

Building a Desktop Wikipedia Checker

By

I often look something up in Wikipedia when reading non-browser documents, like PDFs, ODTs and emails. I wanted to have a little desktop window for those look-ups - somewhere I could check Wikipedia without opening a browser and without leaving the document I'm reading. This article describes how I…

Read Article

How to repeat a script, or not

By

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…

Read Article

News Elsewhere

Linuxtoday.com

How to care for the community over the code

At All Things Open 2016, Joe Brockmeier answers the question: How can companies can work effectively with open source communities?

httpstat - A Curl Statistics Tool to Check Website Performance

httpstat is a Python script that reflects curl statistics in a fascinating and well-defined way,

Redshift functionality on Fedora 25 (GNOME + Wayland). Yes, it's possible!

the linux rain: One of the changes that comes with Wayland is there is currently no way for third-party apps to modify screen gamma curves.

GoAccess (A Real-Time Apache and Nginx) Web Server Log Analyzer

 tecmint: GoAccess is an interactive and real time web server log analyzer program that quickly analyze and view web server logs.

Mozilla Reports 2015 Revenue of $421.3M

Internetnews: As has been the case since 2005, for 2015 Mozilla notes that, "the majority of Mozilla revenue is from Firefox Web browser search partnerships around the world."

How to install and configure web2py on CentOS 7

Web2Py is a simple yet powerful Python framework for developing web applications.

First open source RISC-V chips arrive in Arduino board

 hackerboards: SiFive's Arduino ready "HiFive1" development kit features its 320MHz FE310, the first MCU using the open RISC-V ISA. Also, Samsung is rumored to be using RISC-V.

Docker Deals with Canonical, Debuts Public Beta on AWS

ServerWatch: After six months in private beta the Docker for AWS service is now available as a public beta

Does Linux community trust Microsoft?

 DarkDuck: Does actually Linux community like Microsoft?

GamingOnLinux.com Latest Articles

Edge Of Eternity, a beautiful indie tribute to J-RPG classics is waiting on Unity & Vulkan

Tags:Action,Coming Soon,RPG,Unity3D,VulkanEdge Of Eternity [Official Site, Kickstarter] is a really fantastic looking indie tribute to the J-RPG…

Join me tonight at 8PM UTC for the weekly Linux gaming livestream

Tags:LivestreamTonight we have games to play! Come join me at 8PM UTC as we take a look at some more games and I attempt to play them live. Our…

ZeniMax are flexing their muscles towards DoomRL, trying to shut it down

Tags:Editorial,RoguelikeThis is quite sad really, Zenimax are now sending their cronies after DoomRL [Official Site] the Doom-inspired roguelike. The…

Inner Chains, an incredibly brutal looking UE4-built FPS that's coming to Linux shows off some gameplay

Tags:Action,FPS,Steam,Coming Soon,Video,Unreal EngineI'm incredibly excited to watch how Inner Chains [Official Site, Steam] has been progressing and…

Some thoughts on 'The Dwarves', the new action RPG from KING Art, a bit unpolished

Tags:Strategy,Action,Steam,GOG,Review The Dwarves [Steam, GOG, Official Site] is a rather great looking tactical action RPG from KING Art that…

It looks like more classic Topware Interactive games are coming to Linux

Tags:Coming Soon,Steam,WineIt seems Topware Interactive are continuing their Linux push with their classic games and I've noticed a few more that…

Astervoid 2000, a multiplayer​ space brawler with sick music is now on Linux

Tags:Arcade,Action,Steam,Indie Game,Initial Thoughts Astervoid 2000 [Steam, Official Site] was sent in by the developer and I've been testing out…

The most popular Linux & SteamOS gaming articles for November 2016, 172 in total

Tags:Article OverviewHere is a look back at the 15 most popular articles on GamingOnLinux for November 2016, an easy way to for you to keep up to…

Hardware maker 'Razer' has joined The Khronos Group to back open standards

Tags:Hardware,Virtual Reality,VulkanThis isn't exactly surprising, but Razer have joined The Khronos Group to back open standards. While not…

Drift Into Eternity, a single-player sci-fi survival experience is coming to Linux

Tags:Survival,Steam,Early Access,Indie Game,Coming Soon The developers of 'Drift Into Eternity' [Steam, Official Site] emailed me to let me know…

The new 'Master of Orion' has a major update inspired by the original MOO2 and a new DLC

Tags:GOG,Steam,StrategyMaster of Orion [Steam, GOG, Official Site] was somewhat eclipsed by Stellaris for me, but it has come back with a vengeance…

The Dwarves, the new fantasy RPG from KING Art is now available

Tags:Strategy,RPG,Steam The Dwarves [GOG, Steam, Official Site] is the fancy looking fantasy RPG from KING Art that arrived on Linux with a day-1…

What one game would blow your mind if it came to Linux & SteamOS?

Tags:EditorialIt's question time today here on GOL, so sit down and come have a chat. Today I ask a very simple question: what game would literally…

Meet 'Vilmonic', the pixel styled artificial life simulator, it's quite sweet

Tags:Itch.io,Steam,Indie Game,Early Access,Initial Thoughts Vilmonic [itch.io, Steam] is another late night discovery, this time thanks to the itch…

Angeldust, a free to play and Early Access sandbox RPG supports Linux

Tags:Early Access,Free Game,Sandbox,RPG,SteamAngeldust [Steam, Official Site] is a late night discovery after trawling through Steam around midnight…