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How to Detect if I'm Compiling Code with a particular Visual Studio version?
...******************************************************************
// _WIN32 is used by
// Visual C++
#ifdef _WIN32
#define __NT__
#endif
// Define __MAC__ platform indicator
#ifdef macintosh
#define __MAC__
#endif
// Define __OSX__ platform indicator
#ifdef __APPLE__
#define __OSX__
#endif
// D...
Which is faster: while(1) or while(2)?
...main.c"
.intel_syntax noprefix
.def __main; .scl 2; .type 32; .endef
.text
.globl main
.def main; .scl 2; .type 32; .endef
.seh_proc main
main:
push rbp
.seh_pushreg rbp
mov rbp, rsp
.seh_setframe rbp, 0
sub rsp, 32
.seh_...
How to elegantly rename all keys in a hash in Ruby? [duplicate]
...
ages = { 'Bruce' => 32, 'Clark' => 28 }
mappings = { 'Bruce' => 'Bruce Wayne', 'Clark' => 'Clark Kent' }
ages.transform_keys(&mappings.method(:[]))
#=> { 'Bruce Wayne' => 32, 'Clark Kent' => 28 }
...
What does the “|” (single pipe) do in JavaScript?
... @MaBi: You should however know that the value is converted to a 32-bit integer, so it won't work properly for larger numbers.
– Guffa
May 5 '15 at 17:51
1
...
Mapping two integers to one, in a unique and deterministic way
..., we need an output of size at least 2^16 * (2^16 -1), which is equal to 2^32 - 2^16, or in other words, a map of 32 bit numbers should be feasible ideally. This may not be of little practical importance in programming world.
Cantor pairing function:
(a + b) * (a + b + 1) / 2 + a; where a, b >...
How to print the values of slices
...e snippet.
– pdbrito
Apr 4 '17 at 8:32
add a comment
|
...
What is the in a .vimrc file?
...t is active.
– greg
Sep 5 '14 at 12:32
4
To the lack of feedback, while by default there is no vi...
How do I write a short literal in C++?
...
return static_cast<std::uint16_t>(value);
}
void func(std::uint32_t value); // 1
void func(std::uint16_t value); // 2
func(0x1234U); // calls 1
func(0x1234_u); // calls 2
// also
inline std::int16_t operator "" _s(unsigned long long value)
{
return static_cast<std::int16_t>(v...
Show/Hide the console window of a C# console application
...Here’s how:
using System.Runtime.InteropServices;
[DllImport("kernel32.dll")]
static extern IntPtr GetConsoleWindow();
[DllImport("user32.dll")]
static extern bool ShowWindow(IntPtr hWnd, int nCmdShow);
const int SW_HIDE = 0;
const int SW_SHOW = 5;
var handle = GetConsoleWindow();
// H...
Ruby on Rails patterns - decorator vs presenter
... Dave NewtonDave Newton
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