I AM A IT FIELD STUDENT AND I LOVE PROGRAMMING LANGUAGE LIKE C, C+ , JAVA ETC.I USED W3SCHOOL TUTORIAL POINT FOR MY STUDY ITS A GREAT TUTORIAL FOR THOSE STUDENTS WHI WANT TO LEARN LANGUAGE FROM THE BASE LEVELS TO EXPERT LEVEL.THE W3SCHOOL ADVANTAGES ARE AS BELOW:
1) THIS TUTORIAL POINT IS FREE FOR ALL.
2) DIFFERENT PROGRAMMING LANGUAGE ARE AVAILABLE IN THIS TUTORIAL POINT LIKE SQL, PHP, CSS, HTML AND ETC.
3) THIS TUTORIAL POINT IS BEST FOR THE BEGGINER AND A EXPERT FOR BOTH.
FROM MY EXPERIENCE I THINK THIS IS THE BEST TUTORIAL POINT FOR LEARN A PROGRAMMING LANGUAGE.