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Is &*p valid C, given that p is a pointer to an incomplete type?

c pointers language-lawyer incomplete-type asked Aug 4, 2011 at 6:54

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11 votes

Determining when to try an IPv6 connection and when to use IPv4

networking ipv6 asked Aug 29, 2009 at 5:52

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5 votes

Can I determine if the terminal interprets the C1 control codes?

unix ncurses gnu-screen vt100 termcap asked Sep 24, 2010 at 13:58

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Top Answers

2188

Why is processing a sorted array faster than processing an unsorted array?

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338

Difference between CLOCK_REALTIME and CLOCK_MONOTONIC?

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329

Is assert evil?

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306

Retrieve CPU usage and memory usage of a single process on Linux?

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286

How to generate an openSSL key using a passphrase from the command line?

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284

Is there an alternative sleep function in C to milliseconds?

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278

What do pty and tty mean?

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269

How large should my recv buffer be when calling recv in the socket library

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212

Why should you use strncpy instead of strcpy?

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206

Finding out what the GCC include path is

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174

Finding duplicates in O(n) time and O(1) space

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173

Converting an int into a 4 byte char array (C)

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168

How to calculate the CPU usage of a process by PID in Linux from C?

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168

Calling pthread_cond_signal without locking mutex

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161

What range of values can integer types store in C++?

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156

Monitoring multiple ports in tcpdump

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156

unix domain socket VS named pipes?

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155

Is it possible to determine the thread holding a mutex?

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155

Easy interview question got harder: given numbers 1..100, find the missing number(s) given exactly k are missing

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136

Check the open FD limit for a given process in Linux

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131

In LINUX determine if a .a library/archive 32-bit or 64-bit?

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131

Context switch internals

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131

C: using clock() to measure time in multi-threaded programs

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128

How to compile a 32-bit binary on a 64-bit linux machine with gcc/cmake

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125

What is the role of libc(glibc) in our linux app?

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120

How to compile .c file with OpenSSL includes?

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118

What can cause a “Resource temporarily unavailable” on sock send() command

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104

what's the differences between r and rb in fopen

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102

How do I symlink all files from one directory to another in bash?

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100

How can I get GDB to tell me what address caused a segfault?

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