大约有 40,000 项符合查询结果（耗时：0.0503秒） [XML]
Find out what process registered a global hotkey? (Windows API)
...find the structure, but that's over my head...
BOOL FASTCALL
GetHotKey (UINT fsModifiers,
UINT vk,
struct _ETHREAD **Thread,
HWND *hWnd,
int *id)
{
PHOT_KEY_ITEM HotKeyItem;
LIST_FOR_EACH(HotKeyItem, &gHotkeyList, HOT_KEY_ITEM, ListEntry)
...
How to generate a random int in C?
...
For example:
#include "sodium.h"
int foo()
{
char myString[32];
uint32_t myInt;
if (sodium_init() < 0) {
/* panic! the library couldn't be initialized, it is not safe to use */
return 1;
}
/* myString will be an array of 32 random bytes, not null-termina...
jsoncpp 不能处理__int64(long long)类型数据 - C/C++ - 清泛网 - 专注C/C++及内核技术
...
include/json/value.h:186: note: Json::Value::Value(Json::UInt)
include/json/value.h:185: note: Json::Value::Value(Json::Int)
include/json/value.h:184: note: Json::Value::Value(Json::ValueType) <near match>
当我的要生成json的数据中包含l...
Algorithm to detect corners of paper sheet in photo
... numpy as np
import sys
def get_new(old):
new = np.ones(old.shape, np.uint8)
cv2.bitwise_not(new,new)
return new
if __name__ == '__main__':
orig = cv2.imread(sys.argv[1])
# these constants are carefully picked
MORPH = 9
CANNY = 84
HOUGH = 25
img = cv2.cvtColor...
How to access command line parameters?
...orks for strings, but if you need the argument as a number (in this case a uint) you need to convert like this:
fn main() {
let arg : ~[~str] = os::args();
match uint::from_str(arg[1]){
Some(x)=>io::println(fmt!("%u",someFunction(x))),
None=>io::println("I need a rea...
How to check if two arrays are equal with JavaScript? [duplicate]
...urn false;
return true;
}
function typedArraysEqual(a,b) {
a = new Uint8Array(a);
b = new Uint8Array(b);
if (a.length != b.length)
return false;
for(var i=0; i<a.length; i++)
if (a[i]!=b[i])
return false;
return true;
}
Demo (not extensively t...
VC DDE（Dynamic Data Exchange）与EXCEL连接 - C/C++ - 清泛网 - 专注C/C++及内核技术
...include "ddeml.h"
#include "stdio.h"
HDDEDATA CALLBACK DdeCallback(
UINT uType, // Transaction type.
UINT uFmt, // Clipboard data format.
HCONV hconv, // Handle to the conversation.
HSZ hsz1, // Handle to a string.
HSZ hsz2, // Handle to a string.
...
Is there a way to detect if an image is blurry?
...e Central Moment (Shirvaikar2004)
if ~isinteger(Image), Image = im2uint8(Image);
end
FM = AcMomentum(Image);
case 'BREN' % Brenner's (Santos97)
[M N] = size(Image);
DH = Image;
DV = Image;
DH(1:M-2,:) = diff(Image,2,1);
DV(:,1:N-2)...
What is the difference between quiet NaN and signaling NaN?
..._limits
#pragma STDC FENV_ACCESS ON
void print_float(float f) {
std::uint32_t i;
std::memcpy(&i, &f, sizeof f);
std::cout << std::hex << i << std::endl;
}
int main() {
static_assert(std::numeric_limits<float>::has_quiet_NaN, "");
static_assert(s...
Generate random string/characters in JavaScript
...rateId :: Integer -> String
function generateId (len) {
var arr = new Uint8Array((len || 40) / 2)
window.crypto.getRandomValues(arr)
return Array.from(arr, dec2hex).join('')
}
console.log(generateId())
// "82defcf324571e70b0521d79cce2bf3fffccd69"
console.log(generateId(20))
// "c1a050a4cd...