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Top Questions
27
votes
Is &*p valid C, given that p is a pointer to an incomplete type?
c
pointers
language-lawyer
incomplete-type
asked Aug 4 '11 at 6:54
stackoverflow.com
11
votes
Determining when to try an IPv6 connection and when to use IPv4
networking
ipv6
asked Aug 29 '09 at 5:52
stackoverflow.com
5
votes
Can I determine if the terminal interprets the C1 control codes?
unix
ncurses
gnu-screen
vt100
termcap
asked Sep 24 '10 at 13:58
stackoverflow.com
Top Answers
1958
Why is processing a sorted array faster than processing an unsorted array?
stackoverflow.com
326
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stackoverflow.com
253
Difference between CLOCK_REALTIME and CLOCK_MONOTONIC?
stackoverflow.com
245
What do pty and tty mean?
stackoverflow.com
238
Retrieve CPU usage and memory usage of a single process on Linux?
stackoverflow.com
233
How large should my recv buffer be when calling recv in the socket library
stackoverflow.com
220
How to generate an openSSL key using a passphrase from the command line?
stackoverflow.com
200
Is there an alternative sleep function in C to milliseconds?
stackoverflow.com
180
Why should you use strncpy instead of strcpy?
stackoverflow.com
167
Finding duplicates in O(n) time and O(1) space
stackoverflow.com
165
Finding out what the GCC include path is
stackoverflow.com
154
How to calculate the CPU usage of a process by PID in Linux from C?
stackoverflow.com
153
Converting an int into a 4 byte char array (C)
stackoverflow.com
146
Calling pthread_cond_signal without locking mutex
stackoverflow.com
144
Easy interview question got harder: given numbers 1..100, find the missing number(s) given exactly k are missing
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139
What range of values can integer types store in C++
stackoverflow.com
126
How to compile a 32-bit binary on a 64-bit linux machine with gcc/cmake
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123
In LINUX determine if a .a library/archive 32-bit or 64-bit?
stackoverflow.com
122
Check the open FD limit for a given process in Linux
stackoverflow.com
120
Context switch internals
stackoverflow.com
119
Is it possible to determine the thread holding a mutex?
stackoverflow.com
114
Monitoring multiple ports in tcpdump
stackoverflow.com
112
C: using clock() to measure time in multi-threaded programs
stackoverflow.com
111
unix domain socket VS named pipes?
stackoverflow.com
110
How to compile .c file with OpenSSL includes?
stackoverflow.com
96
What can cause a “Resource temporarily unavailable” on sock send() command
stackoverflow.com
92
LINUX: Link all files from one to another directory
stackoverflow.com
86
How are multi-dimensional arrays formatted in memory?
stackoverflow.com
84
When is TCP option SO_LINGER (0) required?
stackoverflow.com
84
what's the differences between r and rb in fopen
stackoverflow.com
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