Install c/c++ compiler on ubuntu

sudo apt-get update

sudo apt-get upgrade

sudo apt-get install build-essential 

It works on my ubuntu.

To compile c program

gcc -o hello1 hello1.c

To compile c++ program

g++ -o hello2 hello2.cpp

How to install scala and sbt on ubuntu

Install scala

sudo apt-get update
sudo apt-get install scala

There may need to install some dependencies.


To install sbt

echo "deb https://dl.bintray.com/sbt/debian /" | sudo tee -a /etc/apt/sources.list.d/sbt.list
sudo apt-key adv --keyserver hkp://keyserver.ubuntu.com:80 --recv 2EE0EA64E40A89B84B2DF73499E82A75642AC823
sudo apt-get update
sudo apt-get install sbt

How to install Java on ubuntu

How to install Java by ubuntu, step by step:

https://www.digitalocean.com/community/tutorials/how-to-install-java-on-ubuntu-with-apt-get

It works on my ubuntu.

Linux mint seems to be a good OS

Linux mint seems to be a good OS

https://www.linuxmint.com/

https://en.wikipedia.org/wiki/Linux_Mint

And this girl recommended it

https://www.youtube.com/watch?v=7G7TJyZPKPo

She has a good channel for Linux etc.

https://www.youtube.com/channel/UCBE-FO9JUOghSysV9gjTeHw

10 best youtube channels to learn programming and coding

10 best youtube channels to learn programming and coding:

https://techxerl.net/10-best-youtube-channels-to-learn-programming/

Job and interviews, referral etc

Job and interviews, referral, practicing etc.

https://www.interviewbit.com/

OOP for beginners in PHP

OOP for beginners in PHP

https://www.youtube.com/watch?v=w3XUG6oyINI