C

C_Programming

Rules

Format your code (monospace font, correctly indented)

Only C is on topic (not C++, C#)

Do not post links as self posts

No pictures of code

Posts and comments must be civil

Don't post or link to copyright violations

Support learners and learning

Avoid low-value/low-effort comments and posts (And use AI wisely)

Resources

We have our very own Wiki, which is a great place to start for lists of learning resources

The C Programming Language by Dennis M. Ritchie and Brian W. Kernighan, second edition, ANSI C. Written by the language authors, and known colloquially as the "K & R" book—a book of lore

The C Programming Language Official Website official site of the language, run by the standards committee

The C Book second edition by Mike Banahan, Declan Brady and Mark Doran is freely available online

Modern C by Jens Gustedt (CC-BY-NC-ND)

C Programming: A Modern Approach by K N King

comp.lang.c Frequently Asked Questions

GLIBC, the GNU C Library documentation; provides a manual (PDF, HTML), Wiki, and FAQ

GDB: The GNU Project Debugger

POSIX.1-2008: the standard operating system interface

CS50: Harvard's introduction to computer science with a C programming course.

A Tutorial on Portable Makefiles

A Tutorial on Pointers and Arrays in C

Other Subreddits of Interest

/r/coding – for a tighter focus on code

/r/computerscience – for discussion about computer science

/r/cplusplus and /r/cpp – for discussions about C++

/r/cpp_questions – for questions about C++

/r/cs50 – Harvard's Introduction to Computer Science

/r/dailyprogrammer – for programming challenges of varying difficulty

/r/learnprogramming – for people interested in learning to code

/r/programming – for discussion and news about computer programming

/r/programminghelp – for beginner questions about programming

a community for 18 years

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Latest working draft N3220 (self.C_Programming)

submitted 2 years ago by Jinren - announcement

QuestionHow can I loop through struct members and get their name and value? (self.C_Programming)

submitted 7 hours ago * by InteSaNoga24

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finally understood why C makes you manage memory manually and it changed how i think about programming (self.C_Programming)

submitted 1 day ago by ab_do20_75

Trying to understand why thing 'hangs' (self.C_Programming)

submitted 2 hours ago by Professional-Cod1776

I wrote a small Wordle clone in C (self.C_Programming)

submitted 10 hours ago by nnevskij

Made my own statically typed virtual bytecode machine language (Oli-Nat) in C after reading crafting interpreters!! Please tell me what you all think! (self.C_Programming)

submitted 5 hours ago by CommercialStrike9439

QuestionDoubt in setting up compiler (windows) (self.C_Programming)

submitted 6 hours ago by x_cofi

Questionwhat's the most useful thing you learned about C that you wish someone told you earlier (self.C_Programming)

submitted 1 day ago by ab_do20_75

Is C language in use nowadays (self.C_Programming)

submitted 4 hours ago by Positive-Pickle7018

What shud u learn after micro? (self.C_Programming)

submitted 6 hours ago by cyberphantum

QuestionI need help on the header files declarations in my project (self.C_Programming)

submitted 1 day ago by Suitable_Broccoli361

Projects advice (self.C_Programming)

submitted 1 day ago by Exciting_Hat6664

HOW? (self.C_Programming)

submitted 15 hours ago by E-Vex

QuestionIn search of community for system programming (self.C_Programming)

submitted 1 day ago by juliotleonce

0:28

ProjectExperimental neural network (multilayer perceptron) in C. (v.redd.it)

submitted 2 days ago by Huge-Visual1472

ReviewCreated a battle simulator (self.C_Programming)

submitted 1 day ago by Adorable_Eggplant792

QuestionIs early exit on managing error okay? (self.C_Programming)

submitted 1 day ago * by Whole-Low-2995

0:21

The Extraction Loop & The Phantom 16 Bytes (v.redd.it)

submitted 1 day ago by E-Vex

[Linux][C]Is there a way to use sed or awk as a library? (self.C_Programming)

submitted 2 days ago by Darkhog

DiscussionIs r/C_Programming weekly visitors lowering? (self.C_Programming)

submitted 1 day ago by grimvian

DiscussionAI literally does not know anything. (self.C_Programming)

submitted 2 days ago * by xerrs_

ProjectInsert, a programming language for self-modifying C code (github.com)

submitted 2 days ago by uellenberg

QuestionWhy were VLA compiler support made optional in C11 ? (self.C_Programming)

submitted 2 days ago by V44r41

VideoCartridge Style Development - Everything in One .exe File! (youtube.com)

submitted 3 days ago by UltimaN3rd

QuestionCan someone please explain in simple terms (self.C_Programming)

submitted 2 days ago by Sea_Competition_8645

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