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Efficient unsigned-to-signed cast avoiding implementation-defined behavior

c++ casting integer language-lawyer integer-overflow asked Oct 31, 2012 at 2:32

stackoverflow.com

42 votes

Is std::lock() ill-defined, unimplementable, or useless?

c++ multithreading c++11 language-lawyer asked Aug 29, 2013 at 21:06

stackoverflow.com

42 votes

How do I disable the blinking cursor in gnome-terminal?

11.04 gnome-terminal settings cursor asked Jun 20, 2011 at 0:52

askubuntu.com

39 votes

Resolving circular dependencies by linking the same library twice?

c++ linux linker ld circular-dependency asked Feb 21, 2012 at 15:37

stackoverflow.com

28 votes

Floating point comparison revisited

c++ floating-point language-lawyer ieee-754 asked Dec 18, 2012 at 19:43

stackoverflow.com

26 votes

Is numeric_limits<int>::is_modulo logically contradictory?

c++ c++11 language-lawyer asked Nov 7, 2012 at 15:36

stackoverflow.com

26 votes

"Weaknesses" in SHA-256d?

hash sha256 asked Apr 2, 2013 at 21:09

crypto.stackexchange.com

19 votes

How to implement "_mm_storeu_epi64" without aliasing problems?

c++ sse intrinsics strict-aliasing asked Jul 16, 2014 at 17:39

stackoverflow.com

16 votes

Pool allocators with virtual destructors

c++ language-lawyer asked Sep 5, 2016 at 19:03

stackoverflow.com

15 votes

Why does the standard have both seekpos() and seekoff()?

c++ language-lawyer asked Mar 18, 2015 at 20:54

stackoverflow.com

Top Answers

2544

C++11 introduced a standardized memory model. What does it mean? And how is it going to affect C++ programming?

stackoverflow.com

163

What is the difference between std::array and std::vector? When do you use one over other?

stackoverflow.com

138

How can I get the size of a file in a bash script?

unix.stackexchange.com

132

Correctness of Sakamoto's algorithm to find the day of week

stackoverflow.com

What is the purpose of the unary plus (+) operator in C?

stackoverflow.com

Does const-correctness give the compiler more room for optimization?

stackoverflow.com

Are email headers case sensitive?

stackoverflow.com

Draw a quadratic Bézier curve through three given points

stackoverflow.com

Is "inline" without "static" or "extern" ever useful in C99?

stackoverflow.com

What features does gcc-4.9 Undefined Behavior Sanitizer have?

stackoverflow.com

If two objects are declared in a single line, in which order are they constructed?

stackoverflow.com

Is log(n!) = Θ(n·log(n))?

stackoverflow.com

Authentication is required to create a color profile

unix.stackexchange.com

How can I get the current date in YYYY-MM-DD format in (OS X) bash?

stackoverflow.com

Is there any difference between && and & with bool(s)?

stackoverflow.com

Efficient 128-bit addition using carry flag

stackoverflow.com

Using assertion in the Linux kernel

stackoverflow.com

Should I use cstdint?

stackoverflow.com

How to remove unused C/C++ symbols with GCC and ld?

stackoverflow.com

Most efficient way to copy a file in Linux

stackoverflow.com

Find local minimum in n x n matrix in O(n) time

stackoverflow.com

What does bitwise XOR (exclusive OR) mean?

stackoverflow.com

How to make backtrace()/backtrace_symbols() print the function names?

stackoverflow.com

Child process receives parent's SIGINT

stackoverflow.com

How to avoid the message of "server-start" while opening another Emacs session?

stackoverflow.com

What's the intuition behind Pythagoras' theorem?

math.stackexchange.com

What's the difference between a Linux chroot jail and a FreeBSD jail?

stackoverflow.com

Why can't GCC optimize the logical / bitwise AND pair in "x && (x & 4242)" to "x & 4242"?

stackoverflow.com

Should we trust the NIST-recommended ECC parameters?

crypto.stackexchange.com

Is the shell's `source` POSIX-standard?

stackoverflow.com