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Why does i = i + i give me 0?
...al to 2147483648. Also, you say "it always prints 0". It does not, because http://ideone.com/WHrQIW. Below, these 8 numbers show the point at which it pivots and overflows. It then starts to print 0s. Also, don't be surprised how fast it calculates, the machines of today are rapid.
268435456
53687...
The mysql extension is deprecated and will be removed in the future: use mysqli or PDO instead [dupl
...hy is this happening?
The entire ext/mysql PHP extension, which provides all functions named with the prefix mysql_, was officially deprecated in PHP v5.5.0 and removed in PHP v7.
It was originally introduced in PHP v2.0 (November 1997) for MySQL v3.20, and no new features have been added since 2...
Disable submit button when form invalid with AngularJS
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+1 Coincidentally, I was just reading this great post of yours: benlesh.com/2012/11/angular-js-form-validation.html
– Ben
May 15 '14 at 17:48
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Django: Set foreign key using integer?
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Can you use @Autowired with static fields?
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In short, no. You cannot autowire or manually wire static fields in Spring. You'll have to write your own logic to do this.
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Passing command line arguments from Maven as properties in pom.xml
... mvn -Denv=win64 clean install
win64 profile will executed.
Please refer http://maven.apache.org/guides/introduction/introduction-to-profiles.html
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How to pass arguments to addEventListener listener function?
...ll always get the event, arg1, and other stuff passed to myPrettyHandler.
http://passy.svbtle.com/partial-application-in-javascript-using-bind
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argparse module How to add option without any argument?
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What is memoization and how can I use it in Python?
...orials using memoization in Python would be something like this:
factorial_memo = {}
def factorial(k):
if k < 2: return 1
if k not in factorial_memo:
factorial_memo[k] = k * factorial(k-1)
return factorial_memo[k]
You can get more complicated and encapsulate the memoization...
c++获取windows程序的版本号 - C/C++ - 清泛网 - 专注C/C++及内核技术
...e <windows.h>
#include <atlstr.h>
#pragma comment(lib, "version")
int _tmain(int argc, _TCHAR* argv[])
{
LPCTSTR lpszModuleName = _T("C:\\Windows\\notepad.exe");
// Get the version information size for allocate the buffer
DWORD dwHandle;
DWORD dwDataSize = ::GetFileVersionIn...