大约有 41,000 项符合查询结果（耗时：0.0961秒） [XML]
Hidden Features of SQL Server
...en table (so you will see folders for Columns, Keys, Constraints, Triggers etc.)
Point to the Columns folder and drag into a query.
This is handy when you don't want to use heinous format returned by right-clicking on the table and choosing Script Table As..., then Insert To... This trick does wo...
How to use QueryPerformanceCounter?
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#include <windows.h>
double PCFreq = 0.0;
__int64 CounterStart = 0;
void StartCounter()
{
LARGE_INTEGER li;
if(!QueryPerformanceFrequency(&li))
cout << "QueryPerformanceFrequency failed!\n";
PCFreq = double(li.QuadPart)/1000.0;
QueryP...
printf() formatting for hex
... but how about the hex: 0x43A66C31C68491C0 I have tried the following: __int64 int64 = 0x43A66C31C68491C0; printf_s("%#15X %d",int64,int64); But the output is 0XC68491C0, not 0x43A66C31C68491C0
– 123iamking
May 7 '16 at 4:16
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Pull request vs Merge request
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@stevemao can we access them? Are they really read only as we can resolve conflicts on them?
– Robert Koritnik
Dec 27 '15 at 9:41
12
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library not found for -lPods
..."Undefined symbols" messages to sort through, due to a missing SQLite lib, etc.
– Hot Licks
Nov 11 '14 at 22:37
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What is the best open XML parser for C++? [duplicate]
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How about RapidXML? RapidXML is a very fast and small XML DOM parser written in C++. It is aimed primarily at embedded environments, computer games, or any other applications where available memory or CPU processing power comes at a premium. RapidXML is licensed under Boost ...
What are the barriers to understanding pointers and what can be done to overcome them? [closed]
...it is) can sum up every nuance of memory management, references, pointers, etc. Since 465 people have voted this up, I'd say it serves as a good enough starting page on the information. Is there more to learn? Sure, when is it not?
– Lasse V. Karlsen
Jul 26 '13...
What is the scope of variables in JavaScript?
...body
Ordinary block
The top of a control structure (e.g., loop, if, while, etc.)
Control structure body
Modules
Declaration Styles
var
Identifiers declared using var have function scope, apart from when they are declared directly in the global context, in which case they are added as properties on ...
How do I get the first element from an IEnumerable in .net?
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Use FirstOrDefault or a foreach loop as already mentioned. Manually fetching an enumerator and calling Current should be avoided. foreach will dispose your enumerator for you if it implements IDisposable. When calling MoveNext and Current you have to dispose it manually (if aplicable).
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How can I convert a Unix timestamp to DateTime and vice versa?
...seconds... A double is a floating number. The argument should be int/long/etc.
– ccook
Mar 4 '13 at 14:59
44
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