List of all the websites a programmer or a codes or a techie must visit in his lifetime.

Blogs

• Coding Horror
• The Codist
• Martin Fowler
• Matt Might
• Me, Myself and Mathematics
• On Coding
• Peter Norvig
• Project Nayuki
• Stuff you need to Code Better!

Coding Style Guides

• CS 106B: Programming Abstractions
• Good C programming habits
• Google C++ Style Guide
• How to Report Bugs Effectively
• How do I debug my program?

General Advice and Tips

• Code Review Best Practices
• Dieter Rams | Ten Principles for Good Design
• How to become a programmer, or the art of Googling well
• Lessons From A Lifetime Of Being A Programmer
• Programming Isn't Manual Labor, But It Still Sucks
• Teach Yourself Programming in Ten Years
• Things I Wish Someone Had Told Me When I Was Learning How to Code
• What are some bad coding habits you would recommend a beginner avoid getting into?
• What every computer science major should know

Github

• Amazon Web Services
• Facebook
• Google
• Microsoft
• Mozilla
• Oracle
• Twitter, Inc.
• Yahoo Inc.

Interview Preparation

• Techie Delight
• CareerCup
• CSE Blog - quant, math, computer science puzzles
• Guide to Tech Interviews
• Here's How to Prepare for Tech Interviews
• How to Ace an Algorithms Interview
• LeetCode Online Judge
• Runhe Tian Coding Practice
• Tech Interview

News

• ACM TechNews
• Ars Technica
• Hacker News
• Lobsters
• TechCrunch
• The Next Web
• VentureBeat
• The Verge

Online Courses

• Hackr.io - Find & share the best online programming courses & tutorials
• Code School
• CodesDope
• CS 97SI: Introduction to Programming Contests
• Introduction to Algorithms
• Introduction to Computer Science and Programming

Programming Contests

• CodeChef
• Codeforces
• HackerEarth
• HackerRank
• Sphere Online Judge (SPOJ)
• Topcoder, Inc.

Programming Practice

• CodeAbbey
• CodeKata
• Martyr2’s Mega Project List
• Mega Project List by Karan Goel
• Programming by Doing
• Programming Praxis
• Project Euler
• The Python Challenge

Reddit

• coding • /r/coding
• Computer Science: Theory and Application • /r/compsci
• CS Career Questions • /r/cscareerquestions
• For learning, refreshing, or just for fun! • /r/dailyprogrammer
• programming • /r/programming
• Reverse Engineering • /r/reverseengineering

Resources

• Programming, Motherfucker

Tutorials

• Bit Twiddling Hacks
• List of Problems - Techie Delight
• GeeksforGeeks
• Rosetta Code
• visualising data structures and algorithms through animation

Social Interaction

• DreamInCode.net
• Geeklist
• Programmers Stack Exchange
• Stack Overflow
• XDA-Developers Android Forums
• Codesdope : Discussion Forum

Wikipedia

• List of algorithms
• List of algorithm general topics
• List of software development philosophies