Install Your Own Wiki with Mediawiki on RHEL/CentOS 7

date_range 09/10/2018

It does not matter whether you are employed in a real estate company or a restaurant. Every company needs a wiki. A wiki is a tool for managing knowledge. And as a manager you will want to perpetuate and promote the rapid transmission of knowledge among collaborators, so you will need an operational manual aka wiki. A wiki is critical for competitive business but it is also incredibly useful for an individual to manage and organize knowledge.

In short, whether you are a company or an individual wishing to manage a knowledge a wiki is the tool you have to have.

Here, we'll see how to install MediaWiki on RHEL/CentOS 7 supported by PostgreSQL and Apache that makes it working like a charm.

Install MetaTrader 5 64-bit on RHEL/CentOS 7

date_range 19/09/2018

MetaTrader 5 is a free application for traders allowing to perform technical analysis and trading operations in the Forex and exchange markets. A reason why you would choose MetaTrader 5 over MetaTrader 4 is that the new MQL5 compiler has been optimized for the 64-bit version.

MetaTrader can be installed and run on computers with Linux using Wine. Wine is a free software that allows users of the Unix-based systems to run an application developed for the Microsoft Windows systems. Even if the documentation explains how to install it on Ubuntu, doing so can be a bit tricky. So, let's see how to have MeatTrader 5 64-bit operational on RHEL/CentOS 7.

[Notebook]  SQL Notebook

date_range 15/09/2018

Microsoft SQL Server queries memo.
  • Get the value of one column based on the MAX value of another with a GROUP BY query
  • Space used by tables
  • BI Dimension Date & Time

Install Python and Jupyter Notebook on RHEL/CentOS 7

date_range 11/07/2018

The easiest way to install Python and Jupyter Notebook is probably with Anaconda.

Anaconda is a free and open source distribution of the Python programming language for data science and machine learning related applications, that aims to simplify package management and deployment. Package versions are managed by the package management system conda.

Get R and RStudio on RHEL/CentOS 7 with Docker

date_range 11/07/2018

You can encounter some trouble installing R and RStudio on CentOS/RHEL. One alternative to avoid those troubles is to use Docker. Docker containers aimed to really simplify your life in some situations. It is a tool you have to have in your pocket.

Install Last Node.js on RHEL/CentOS 7 and Avoid Permissions Errors

date_range 24/06/2018

Node.js is a JavaScript runtime built on Chrome's V8 JavaScript engine. As an asynchronous event driven JavaScript runtime, Node is designed to build scalable network applications.