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Updated: 1 hour 52 min ago

grep vs AWK vs Ruby, and a uniq disappointment

Monday 27th of March 2017 12:13:58 AM
In my data-cleaning work I often make up tallies of selected individual characters from big, UTF-8-encoded data files. What's the best way to do this? As shown below, I've tried grep/sort/uniq, AWK and Ruby, and AWK's the fastest. The trials also revealed an unexpected problem with the uniq program in GNU coreutils.

How To bash compare numbers

Sunday 26th of March 2017 10:19:36 PM
In Bash shell scripting we can perform comparison of the numbers. To perform bash compare numbers operation you need to use “test” condition within if else loop. This Post will quickly tell you how to bash compare numbers.

openSUSE Tumbleweed: A Linux distribution on the leading edge

Sunday 26th of March 2017 08:25:14 PM
I have been using openSUSE for a long time -- basically, for as long as there has been an openSUSE. I used the "stable" numbered releases at first, but that was a typical "point-release" distribution, which got major updates in complete new releases which were made every six months or so. I like to keep up with the latest Linux developments, so when the original (unofficial) Tumbleweed distribution came along, I gave it a try -- and I have never gone back.

How to Install CachetHQ on an Ubuntu 16.04 VPS

Sunday 26th of March 2017 06:30:52 PM
In this tutorial, we’ll show you how to install CachetHQ on an Ubuntu 16.04 VPS with MySQL and Apache2.

FedEx paying five dollars to install Flash

Sunday 26th of March 2017 04:36:30 PM
Bribes on offer as courier's custom printing service needs Adobe's security sinkholeFedEx is offering customers US$5 to enable Adobe Flash in their browsers.…

CoreOS Tectonic Now Installs Kubernetes on OpenStack

Sunday 26th of March 2017 02:42:08 PM
CoreOS and OpenStack have a somewhat intertwined history, which is why it is somewhat surprising that it took until today for CoreOS's Tectonic Kubernetes distribution to provide an installer that targets OpenStack cloud deployments.

Python Inheritance

Sunday 26th of March 2017 12:47:46 PM
Inheritance is yet another key concept in Object Oriented Programming, and it plays a vital role in building classes. It allows a class to be based off on an existing one.When you first started writing Python classes, you were told to just put "Object" in the parenthesis of the class definition and not think too much about it. Well, now's the time to start thinking about it.

5 big ways AI is rapidly invading our lives

Sunday 26th of March 2017 11:16:45 AM
Open source projects are helping drive artificial intelligence advancements, and we can expect to hear much more about how AI impacts our lives as the technologies mature. Have you considered how AI is changing the world around you already? Let's take a look at our increasingly artificially enhanced universe and consider the bold predictions about our AI-influenced future.read more

More in Tux Machines

[Stable] OpenELEC 8.0.2 released

OpenELEC 8.0.2 release has been published. Users running OpenELEC 8.0.0 or later with auto-update enabled will be prompted on-screen to reboot and apply the update once it has been downloaded and enabled in some hours. Users running older OpenELEC releases or with auto-update disabled will need to manually update. If you would like to update from an older OpenELEC release please read update instructions/advice on the Wiki before updating. Manual update files can be obtained from the downloads page. Read more

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Android Leftovers

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