How-to Install Erlang on Ubuntu 14.04

What is Erlang

In this tutorial we’ll learn how-to Install Erlang on Ubuntu 14.04. Erlang is a programming language used to build massively scalabe soft real-time systems with requirements on high availability.

Erlang is being used on telecoms and banking, lately it’s also being used on e-commerce, computer telephony and instant messaging service.

Erlang’s runtime system has built-in support for concurrency, distribution and fault tolerance.

One of the startup that use Erlang on its backend is WhatsApp. Facebook also use erlang on Facebook Chat.

You can learn more about Erlang from Erlang website

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How-to Install and Use pip on Ubuntu 14.04

install and use pip on ubuntu 14.04

What is pip?

Pip is package management system for Python programming languages. We can use pip to manage software packages written in python. We can search, install, remove many packages that can be found in Python Package Index (PyPI).

In this tutorial we’ll learn how to install and use pip on Ubuntu 14.04.

Python 2.7.9 or later and Python 3.4 and later already include pip by default. The name pip itself is recursive acronym of pip installs packages or pip install Python.

There are two installation method that we can use, we can install from Ubuntu repository or from PyPI.

After installing pip, we’ll learn how-to use pip. By the end of this tutorial you should be able to use pip as part of your daily tools.

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How-to Install Apache, MySQL, PHP (LAMP) Stack On Ubuntu 15.04

LAMP Stack Overview

LAMP stack is one of the most used application stack that power the web. It consist of Linux as operating systems, Apache as web server, MySQL as Database Server and PHP as the programming language that run the web application.

MySQL can be replaced with MariaDB or PerconaDB, PHP can be repalaced with Perl or Python. Apache itself can be replaced by lighttpd, nginx, or Openlitespeed. But for now we’ll focus on creating LAMP Stack on Ubuntu 15.04.

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How-to Reset / Disable Jenkins Security

Overview In this tutorial, we learn how to disable Jenkins Security. Disable Jenkins Security Open /var/lib/jenkins/config.xml Change true to false Restart Jenkins: $ sudo service jenkins restart Summary Navigate to the Jenkins dashboard to the “Configure Security” option you likely used before. This time, set up security the same as before, BUT set it to … Read more

How-to Install Oracle JDK 7 On Ubuntu 15.04

Overview Previously we already learn How-to install Oracle JDK 8 on Ubuntu 15.04. Sometimes your application might need older Java version like Java 7. In this tutorial we’ll learn how to install Java Development Kit version 7 on Ubuntu 15.04 Install Java Development Kit (JDK) 7 We will install Oracle JDK 7 from Webupd8 PPA. … Read more