Here is the big list of websites where you can find the most popular site for programmers and also you can find most of the solutions of programming errors. These websites are chosen websites by me that every programmer should visit . These provide online tutorials, programming courses while most of them are simply question-answer based websites in which professional experts provide answers to any problems by users.
Here are the Best List Of Websites That Every Programmer Must visit:
Code.tutsplus.com : Provide fresh updates on web development technologies.
One of the world's greatest open source projects,with some of the brightest people in the world working for improving the community.
all latest blog post and news stories related to technology and coding.
MIT Open Courseware
link - http://ocw.mit.edu/courses/electrical-engineering-and-computer-science/
Video lectures, activities, and much more!
-one of the latest ideas, releases, trends, events and must-read articles from the programming world
Coursera partners with a number of the world’s leading universities to offer free courses.
Edx.org : This website is Similar to coursera, take online programming courses online for free
A free learn how to code a number of different languages.
Tutorials on anything related to coding
Access to all the open source code you will
Hackerearth.com : Provides programming practices and challenges.
just like the popular Q&A site like Quora, but it is strictly for developers.
Get all Coding tips, tricks, and ideas from an assortment of today’s leading professionals.
Geeksforgeeks.org: A website provide and complete solutions of selected C,C++ and java Problems.
Norvig -There are lots of code snippets, articles, and essays.
xda-developers :For development of android Apps and softwares.Best websites for developers.
Codeschool.com : video lessons, coding challenges, and screencasts.
Udacity.com : online courses specifically on computer science technologies.
It offers video tutorials on various topics like Python, computer game development, iPhone development, Photoshop and so on
Besides these websites Sometimes,You can also watch random videos about programming on youtube to expand your knowledge.