⚔️ Linux_Full_Set_BackEnd

This is a tutorial to you install your Linux Full Set BackEnd. I'm using an Unbuntu 20.4.

What will you install in this tutorial?

• JDK / java;
• IntelliJ IDEA;
• PostgreSQL;
• DBever;
• Docker;

---

JDK / java 11 or 17:

1. Update your system using this comands: you will need to do it all the time you want to install something...

$ sudo apt update

and

$ sudo apt upgrade

2. To install JDK:

$ sudo apt install openjdk-11-jdk

or

$ sudo apt install openjdk-17-jdk

JDK 17 is the last LTS Java version, but JDK 11 is the most used.

3. After some time, it will ask you if you want to continue, so you have to press y to autorizate;
4. And afther it, use the comand java --version and javac --version;

---

IntelliJ IDEA:

It is an integrated development environment written in Java

1. Update your systen using this comands:

$ sudo apt update

and

$ sudo apt upgrade

Now to install the IntelliJ community use this comand:(FREE)

$ sudo snap install intellij-idea-community --classic

To install the IntelliJ ultimate use this comand:(NOT FREE)

$ sudo snap install intellij-idea-ultimate --classic

To update IntelliJ use:

$ sudo snap refresh intellij-idea-community

or

$ sudo snap refresh intellij-idea-ultimate

Did you see the word snap?

Snap, or Snappy is a technology used to install desktop apps in Linux.

If you get this error sudo: snap: command not found, you can take a look HERE

---

PostgeSQL:

It is a system to manege relational databases

1. Update your systen using this comands again:

$ sudo apt update

and

$ sudo apt upgrade

Now you can install postrgres with a pakege -contrib to have more funcionalities:

$ sudo apt install postgresql postgresql-contrib

Now postgresql created a user postgres in your machine, in postegresql we have roles, thets how postegreslq calls users.

You can use the comand:

$ sudo -i -u postegres

to start to use this user/role And to open the pronpt to use psql comands use:

$ psql

Or in you sudo user you can use the comand:

$ sudo -u postgres psql

---

Dbever:

DBeaver is a nice open source alternative to manage Databases

Update your systen again: $ sudo apt update upgrade

And now, it's just to rum the comand

$ sudo snap install dbeaver-ce

---

Docker:

Docker Desktop helps you build, share, and run containers easily on Mac and Windows as you do on Linux.

Update your systen again: $ sudo apt update upgrade

Set up the repository

• install packages to allow apt to use a repository over HTTPS:

$ sudo apt-get install \
    ca-certificates \
    curl \
    gnupg \
    lsb-release

• Add Docker’s official GPG key:

$  curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo gpg --dearmor -o /usr/share/keyrings/docker-archive-keyring.gpg

---

Search Sources

• Jdk / java11
• IntelliJ IDEA
• snap
• PostgreSQL
• Dbver
• Docker