garron.me — English

Today while trying to start ssh server on my WSL Ubuntu installation, I got this error: sshd: no hostkeys available -- exiting After searching on the web, I found that the solution was really simple, at least in this case.

Any file can be password protected if you are using Linux, that is a good idea, in order to have them stored in the cloud, or carry them in a usb dongle.

Ubuntu has released last month the LTS version, one that comes every two years and with Long Term Support of five years.

Brackets is one of the best HTML, CSS and text editor for me, is open source and really easy to use, with not too much noise.

Today I needed to start a new blog, in order to post about another topics not related to Linux, FOSS, server admin and so on.

Empty streets in Bolivia because of Covid-19 Empty streets in Bolivia because of Covid-19

Introduction Docker is a platform that lets you run applications in containers, with all its libraries and needed software so it can run the same in any computer with Docker installed, no matter what other software is installed on the host.

Introduction I like to use everything from the terminal when on Linux, just because it is possible, but because of its low use of memory it is also a good idea to run on the terminal anything you can run on it, that is the case of Spotify, there is an off…

Introduction rsync stands for remote sync and it is a tool to synchronize to directories being them in the same host or to sync a remote with a local server.

I usually run Ubuntu or Debian servers, but I like Arch Linux a lot.

Introduction As a Linux sysadmin, you know that logs are part of the tools you have to solve problems, when there an error in the server, the only way to know what is happening are the logs.

In order to avoid duplicate content like this: http://domain/page and http://domain/page/ It is a good idea to remove the trailing slash from the URI, if you are using Apache, that can be done with the .htaccess file.

Introduction Vim is one of the most used text editor in Linux, it is also used by Mac OS users, it is very powerfull and it is my favorite one.

Overview wget is part of the command line tools in Linux, and it is used to download files from the Internet, using different protocols, it can download one file, lots of files, work in batchs and a lot more.

How do I install ncurses on Ubuntu?

Ubuntu Linux comes in two flavors, one comes with Long Term Support (LTS for short), and it is most appropiate for servers, as you will get support for many years, according with Ubuntu: A new LTS version is released every two years.

Overview When you are working with Linux and want to kill a process the first step is to get the Process ID or PID which you can do by using top or htop, but you can also use pkill pkill is like kill but uses search criteria to kill processes based on nam…

Microsoft has just released a new app for iPhone and Android phones, it is the office suite.

To delete a directory or folder in Linux you use the command rmdir directoryname But that command only works when the folder is empty, what to do if it still has files?

First of all, I want to warn you that any command that may delete files should be used with care, you may break or badly damage your Linux and get no warning about what is going to happen.

On february 9th CentOS-8 (1911) has been released, you can read the release note here In order to upgrade from 8.01 to version to CentOS 8.1 do this. yum update You need to run the previous command as root It is a good idea to reboot the system after the…

What I did was simply to create the files in my C:\something directory, and then copy to my Linux home folder using this command: cp /mnt/c/something/sometextfile /home/user/sometextfile Be sure to review the permissions as they might not match your needs.

This is the method that worked for me, I am not sure if this is the correct one.

In 2005 I stopped using Windows, and switched completly to Linux, I had it installed on my Laptop and my main home PC, in 2011 I wanted to buy a new laptop and decided to go with a MBP, I was so happy to be able to run a flavor of Unix on my laptop and ha…

Overview This guide will help you install ruby on Ubuntu Linux, it was tested using WSL (Linux on Windows 10) and on an Ubuntu 18.04 LTS version.

With Linux like with most things in life you have different ways to accomplish a specific task, this is the case of su and sudo they are different commands with different goals but they are usually used one instead the other.

Background I am a guy that really loves to test new things and new set ups, I have been an Android user, then a Blackberry, then iOS and now I am back on Android again, and happy with the change Why am I moving I am moving mainly because of external situa…

There are a lot of comparison articles about Apple Music vs Spotify, most of them center their analysis in the prices and number of songs and because the have almost the same price, and Spotify has as many songs as Apple Music, and unless you are looking…

Some years ago I have written about iPhone my best option after Blackberry I have used a Blackberry until August 2014.

On Monday night the world in general, and the world of Open Source in particular have lost one of its most memorable individuals, Ian Murdock has died at the age of 42.

How to shutdown or reboot a Linux computer from the command line?

Three weeks ago I have decided to move away from Jekyll and start using Middleman to generate this site, the next weekend I will post about what was needed to make the switch, today I will post only about why I have switched.

Spanish How to copy files on Linux or BSD systems from one location to another on the same computer?

How to change permissions for a folder recursively If you want to changes permissions for all files and folders recursively for Owner, Group and others there is an easy way to do it.

Spanish How to make Nginx forward requirements to backend when an error 404 "file not found" Nginx is a great web server, but it is also great as a reverse proxy, and guess what, it is great when doing both things at once.

Spanish How to make MySQL listen on other interfaces?

Introduction If for some reason while using a Mac, you may want to download a file using the terminal, you’ll really have to love the terminal to it, but let’s assume you want to it that way.

Introduction I'm going to share my experiences with MaxCDN, I have been using it for over a week to speed up this site, I started a Free test account, and thanks to the friends of the sales department I have been also given access to Full Site Cache, so t…

Taken in the interior of the Island of Sun in December 2014

How to speed up your site and it load faster Loading speed is something really important for your site, because it gives your readers the best possible experience, there are a lot of different things you need to do in order to improve your site's speed, o…

Usually when you install a Web Application you assign its own domain for it, but there are a handful times when you want to install two or even more applications under the same domain.

How to search for package on Debian or Ubuntu using command line apt?

How to optimize and compress images for your webpage?

How to make Firefox properly wrap html pre tags?

How to increase upload file size limit for Wordpress running on PHP-FPM and Nginx I am running some Wordpress blogs on Ubuntu LTS server, with Nginx and PHP-FPM, it is really fast and using Nginx caching capabilities incredible scalable.

How to clean MySQL from not used databases and users?

How to list all installed packages in Ubuntu?

How to recompile software in FreeBSD with new options There are times when you need to compile again a software, but you want to add a new module o compile it with a new option.

Note: This article was written in 2015 and covers FreeBSD 10, PHP 5.6 and MariaDB 10.0 — all of which are end-of-life.

Introduction With over 2 billion users worldwide, WhatsApp is the most popular instant messaging app in Europe and Latin America.