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Questions tagged c

2808 questions · page 43 of 57

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15
votes
7
answers

How to measure the power consumed by a C algorithm while running on a Pentium 4 processor?

c performance
asked 2010-01-04T10:46:03.640
152
votes
14
answers

const char* concatenation

c++ c string-concatenation
asked 2010-01-03T14:02:57.923
12
votes
7
answers

Locale-independent strtod implementation

c string locale
asked 2010-01-03T11:13:35.487
48
votes
10
answers

Java Runtime Performance Vs Native C / C++ Code?

java c++ c jvm
asked 2009-12-31T10:30:33.627
25
votes
5
answers

What do I need to do to link with xlib?

c gcc x11 xlib
asked 2009-12-31T01:15:50.853
26
votes
8
answers

Is Loop Hoisting still a valid manual optimization for C code?

c++ c optimization gcc
asked 2009-12-30T19:59:42.020
22
votes
3
answers

Using threads in C on Windows. Simple Example?

c windows multithreading semaphore
asked 2009-12-30T17:49:17.130
11
votes
4
answers

Access a global static variable from another file in C

c global static-variables
asked 2009-12-29T06:09:42.763
73
votes
10
answers

How to compile C code with anonymous structs / unions?

c++ c unions anonymous-class anonymous-struct
asked 2009-12-28T23:05:17.960
9
votes
6
answers

Median Function in C Math Library?

c
asked 2009-12-25T13:31:54.163
10
votes
3
answers

Interview questions on CUDA Programming?

c cuda
asked 2009-12-24T13:28:07.200
9
votes
6
answers

"#include <asm/io.h>" causes "error: asm/io.h: No such file or directory"

c hardware-interface gentoo parallel-port
asked 2009-12-23T15:50:38.947
29
votes
6
answers

How can i get UTCTime in millisecond since January 1, 1970 in c language

c time.h
asked 2009-12-23T11:40:02.940
23
votes
4
answers

How to parse a C header file?

python c
asked 2009-12-23T08:36:07.163
10
votes
7
answers

#define NULL NULL

c++ c null macros
asked 2009-12-22T22:38:39.067
13
votes
6
answers

What is the fastest way to test if a double number is integer (in modern intel X86 processors)

c optimization assembly x86 sse
asked 2009-12-22T04:09:05.633
35
votes
4
answers

When should I omit the frame pointer?

c optimization compiler-construction
asked 2009-12-21T21:40:21.427
158
votes
11
answers

Does free(ptr) where ptr is NULL corrupt memory?

c pointers memory-management null free
asked 2009-12-21T07:43:58.537
14
votes
10
answers

What language to learn for microcontroller programming?

c embedded microcontroller
asked 2009-12-21T04:24:46.603
12
votes
1
answers

Learning C: video course recommendation

c
asked 2009-12-20T10:10:19.120
9
votes
4
answers

Delete a file in C

c
asked 2009-12-20T09:49:36.100
18
votes
2
answers

What is the difference between POSIX sockets and BSD sockets?

c sockets posix terminology
asked 2009-12-20T07:35:01.477
10
votes
2
answers

Why doesn't scanf need an ampersand for strings and also works fine in printf (in C)?

c string pointers printf scanf
asked 2009-12-19T03:27:15.633
9
votes
3
answers

Avoiding TIME_WAIT

c macos network-programming
asked 2009-12-18T22:27:36.520
15
votes
8
answers

Empty or "flush" a file descriptor without read()?

c flush file-descriptor
asked 2009-12-17T19:56:24.223
887
votes
19
answers

Using Boolean values in C

c boolean
asked 2009-12-17T12:46:49.130
24
votes
10
answers

Learning C when you already know C++?

c++ c
asked 2009-12-16T16:25:30.187
38
votes
6
answers

How to redirect the output back to the screen after freopen("out.txt", "a", stdout)

c posix stdout
asked 2009-12-15T16:35:48.053
11
votes
5
answers

how to use yy_scan_string in lex

c yacc lex
asked 2009-12-15T14:32:40.937
32
votes
14
answers

Optimized matrix multiplication in C

c matrix
asked 2009-12-15T13:45:14.480
11
votes
2
answers

Source code for Xiaolin Wu's line algorithm in C?

c algorithm graphics line antialiasing
asked 2009-12-14T14:56:27.067
9
votes
9
answers

How to find memory leaks in source code

c++ c memory-leaks
asked 2009-12-14T05:34:13.647
10
votes
6
answers

Socket Programming C/C++ - recv function hangs?

c sockets
asked 2009-12-11T12:11:09.903
10
votes
7
answers

How do I convert a value from host byte order to little endian?

c++ c endianness
asked 2009-12-09T11:40:27.707
98
votes
10
answers

Is it possible to iterate over arguments in variadic macros?

c foreach c99 c-preprocessor variadic
asked 2009-12-09T07:35:04.787
16
votes
5
answers

How to debug FUSE filesystem crash in Linux

c linux debugging fuse
asked 2009-12-09T05:46:06.100
10
votes
3
answers

Drawing text on a framebuffer in Linux from C

c++ c linux graphics framebuffer
asked 2009-12-08T20:43:05.770
12
votes
2
answers

How to copy to clipboard with X11?

c linux x11 copy-paste pasteboard
asked 2009-12-08T17:59:29.437
45
votes
6
answers

Using custom Makefile with Eclipse/CDT

c eclipse eclipse-cdt
asked 2009-12-08T16:12:01.060
24
votes
10
answers

C Program on Linux to exhaust memory

c linux memory-management
asked 2009-12-08T08:26:52.400
12
votes
6
answers

How do you keep the console from closing after the program is done in C?

c windows console-application
asked 2009-12-08T01:33:12.057
11
votes
8
answers

pass strings by reference in C

c string pass-by-reference
asked 2009-12-07T21:40:00.527
11
votes
1
answers

Send a raw ethernet packet from inside a kernel module

c sockets linux-kernel network-programming raw-sockets
asked 2009-12-07T17:41:02.637
351
votes
13
answers

How to escape the % (percent) sign in C's printf

c printf format-string
asked 2009-12-07T14:02:08.353
14
votes
4
answers

How do I compare two timestamps in C?

c sockets timestamp timeval
asked 2009-12-07T05:49:55.437
13
votes
3
answers

Eigenvector computation using OpenCV

c image-processing opencv eigenvector
asked 2009-12-06T22:30:49.177
33
votes
11
answers

Why should #ifdef be avoided in .c files?

c conditional-compilation
asked 2009-12-05T05:06:44.133
21
votes
14
answers

Best practices: Where should function comments go in C/C++ code?

c++ c
asked 2009-12-04T22:12:31.457
18
votes
6
answers

How to get address of base stack pointer

c windows pointers assembly stack
asked 2009-12-04T13:48:39.313
18
votes
11
answers

How can I dynamically create a function?

c function dynamic
asked 2009-12-03T13:50:17.523
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