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Sort points in clockwise order?
...ook like this:
bool less(point a, point b)
{
if (a.x - center.x >= 0 && b.x - center.x < 0)
return true;
if (a.x - center.x < 0 && b.x - center.x >= 0)
return false;
if (a.x - center.x == 0 && b.x - center.x == 0) {
if (a.y - c...
unable to start mongodb local server
...Cumulo Nimbus
5,87455 gold badges3939 silver badges6060 bronze badges
answered Jan 31 '13 at 12:03
morphymorphy
1,77911 gold badge...
iOS White to Transparent Gradient Layer is Gray
...
clearColor has a black color channel with an alpha of 0, so I had to use
[UIColor colorWithWhite:1 alpha:0]
and it works fine.
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How to find all combinations of coins when given some dollar value
...r any other convenient computer algebra system) to compute the answer for 10^10^6 dollars in a couple seconds in three lines of code.
(And this was long enough ago that that’s a couple of seconds on a 75Mhz Pentium...)
sh...
How do SO_REUSEADDR and SO_REUSEPORT differ?
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1680
+100
Welcome ...
一分钟明白 VS manifest 原理 - C/C++ - 清泛网 - 专注C/C++及内核技术
...本，相反。
为什么我的manifest明明指明
name="Microsoft.VC80.DebugCRT" version="8.0.50608.0"，
但是用depends.exe工具却发现引用的是8.00.50727.42呢？
因为在C:/WINDOWS/WinSxS/Policies下，有publisher configuration file也叫policy文件,如8.0.50727.42.policy文件...
C++/COM VARIANT实现二维数组 - C/C++ - 清泛网 - 专注C/C++及内核技术
...ND sab[2]; /*用于定义数组的维数和下标的起始值*/
sab[0].cElements = 2;
sab[0].lLbound = 0;
sab[1].cElements = 2;
sab[1].lLbound = 0;
/*创建一个2*2的类型为long的二维数组*/
SAFEARRAY* psa = SafeArrayCreate(vt, sizeof(sab)/sizeof(SAF...
Change Active Menu Item on Page Scroll?
...
207
It's done by binding to the scroll event of the container (usually window).
Quick example:
//...
What is the preferred/idiomatic way to insert into a map?
... |
edited Nov 26 '10 at 18:37
user229044♦
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How to extract text from a string using sed?
...
The pattern \d might not be supported by your sed. Try [0-9] or [[:digit:]] instead.
To only print the actual match (not the entire matching line), use a substitution.
sed -n 's/.*\([0-9][0-9]*G[0-9][0-9]*\).*/\1/p'
...