This is the simple instruction on how to download the dump file with sql database and import it to the local postgreqsql database

Redis is quite easy to use, it's just basic key->value database which can be used in many different cases.

Let's assume, we already have Redis server setup in our application, and only need to use it.

In this article you will get the knowledge about very important function inside SQL databases.

We will talk about indexes.

Here is my small cheatsheet which will help you to extend any Ruby class.

I found out it very helpful and i hope, it will also be a nice help for you.

Ruby on Rails is very smart framework and it let us to handle with many things in very easy way.

There is no exception when we think about optimistic and pessimistic locking. I will show you how to handle it very fast.

Here you can find quick tips, how to create a database in postgresql + you will also get the knowledge
about assigning user to the created database.