In the article we will see how we can make barplots using Python easily and quickly. To begin with, we should load 3 libraries that we have ready with the functions we will need: In the variable df we loaded a dataframe... read more
In the cloud and beyond with Azure infrastructure
In this article we will analyze what Microsoft's cloud service offers us in terms of infrastructure. By using Azure we can transfer our on-premise systems to the Cloud or even go to… read more
How databases are stored and what indexes are
We have seen what a relational database is and that our entities are logical objects called tables. But how are they stored “physically” in an RDBMS (relational database management system)? Tables as objects are stored and… read more
Python from zero to hero
In this not TLDR article (I hope) we will go over all the basic concepts and constructs of the Python scripting programming language. Python is an interpreted language and not compiled, which means that the translation of the program into language... read more
How we can use functions in Microsoft Excel
How can we make use of the most useful Microsoft Excel functions? In this article we will analyze some of the most basic and most useful functions and how to use them correctly. Through the functions... read more
How Oracle database works
One of the most well-known RDBMS (database management system) with one of the largest percentages in the market is Oracle Database. What is special about Oracle DB compared to the competition, it offers active/active technology, i.e. a clustering of different... read more
What is a neural network in artificial intelligence
Many times we hear about artificial intelligence (AI), in games, mobiles and various applications, but what exactly is it and what does it serve us? In Python programming language we have several artificial intelligence libraries. These make use of neural networks with libraries such as Tensorflow,… read more
What are databases?
We use them every day, they are necessary, most of us don't know what they are and maybe even their existence... We are talking about databases. But what do we define as a database? By term we define any set of organized data stored in a… read more
