As Linux users, we are accustomed to use sudo to acquire super user permissions when we are typing commands on the terminal. This program asks us to enter our user’s password and then, if it is correct and our user is authorized to use sudo, it will execute the command that we have passed as root. What some may not know is that sudo gives us a period of time to enter the password, if we do not do it…
Introduction A few years I decided to start protecting my telecommunications from undesirable eyes getting a VPN service. So, after a recommendation from a friend, I decided to try IPVanish. I have to say that I really like their service. They claim (and we have to believe it) that they do not record or track your traffic and they allow you connect up o 10 devices simultaneously at no extra cost. Moreover the support OpenVPN, so you can connect to…
Anet A8 is a cheap Prusa i3 3D printer Chinese clone that can be found on GearBest for about $160. It comes with a custom main board, based on Melzi V2.0 board, with integrated SD card reader and a LCD 20×4 with 5 keys controller. If you are looking for a cheap 3D printer for sporadic non-professional use, probably this is a good option, but you may need to invest at least some extra time and money if really want a properly…
Now we will try to explain you how to know the destiny URL of an shortened URL, like used in Twitter and other social networks, using cURL (Curl) ¿What is cURL? Curl is a command line tool and a library that allows you to make network request using URL syntax, it supports the more common protocols, like http, https, ftp, etc. It is avalible as librery and as command line tool, so we can execute it directly or use it…
Introduction After many years suffering a lot of server unavailability and very slow page loading of our 1and1 server, we decided to migrate to another low cost provider. not looking for best specifications but looking for best stability at similar price. We decide to use DigitalOcean as provider because it is very easy to use and also very cheap. It has plans staring from 5 € per month and guarantee some minimum basic resources, enough for our purposes, also you…
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