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What does extern inline do?
... I'd like to add that for Microsoft's Visual C++, there's a __forceinline keyword that will enforce your function getting inlined. This is obviously a compiler-specific extension only for VC++.
– untitled8468927
Jan 17 '14 at 12:12
...
Redirecting to URL in Flask
...eturn a redirect:
import os
from flask import Flask,redirect
app = Flask(__name__)
@app.route('/')
def hello():
return redirect("http://www.example.com", code=302)
if __name__ == '__main__':
# Bind to PORT if defined, otherwise default to 5000.
port = int(os.environ.get('PORT', 5000)...
#define macro for debug printing in C?
...
If you use a C99 or later compiler
#define debug_print(fmt, ...) \
do { if (DEBUG) fprintf(stderr, fmt, __VA_ARGS__); } while (0)
It assumes you are using C99 (the variable argument list notation is not supported in earlier versions). The do { ... } while (0...
What does the “__block” keyword mean?
What exactly does the __block keyword in Objective-C mean? I know it allows you to modify variables within blocks, but I'd like to know...
...
MySQL ON vs USING?
...ces one output column for each
of the listed column pairs (in the listed order), followed by any
remaining columns from T1, followed by any remaining columns from T2.
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windows异常处理 __try __except - C/C++ - 清泛网 - 专注C/C++及内核技术
windows异常处理 __try __excepttry-except用法 try except是windows 系统独有的异常处理模型，windows的异常处理模式，称为SEH( structured exception handling ...try-except用法
try except是windows 系统独有的异常处理模型，windows的异常处理模式，...
How to make a query with group_concat in sql server [duplicate]
...AX)'), 1, 1, '')
FROM dbo.tblmask m
JOIN dbo.school s ON s.ID = m.schoolid
ORDER BY m.maskname
Additional information:
String Aggregation in the World of SQL Server
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Why use Abstract Base Classes in Python?
...igher-level, semantic promises in the contract.
For example, if there is a __str__() method, it is expected to return a string representation of the object. It could delete all contents of the object, commit the transaction and spit a blank page out of the printer... but there is a common understand...
How to run functions in parallel?
...starting'
for i in xrange(10000000): pass
print 'func2: finishing'
if __name__ == '__main__':
p1 = Process(target=func1)
p1.start()
p2 = Process(target=func2)
p2.start()
p1.join()
p2.join()
The mechanics of starting/joining child processes can easily be encapsulated into a functio...
How to determine the version of the C++ standard used by the compiler?
...ngs:
/*Define Microsoft Visual C++ .NET (32-bit) compiler */
#if (defined(_M_IX86) && defined(_MSC_VER) && (_MSC_VER >= 1300)
...
#endif
/*Define Borland 5.0 C++ (16-bit) compiler */
#if defined(__BORLANDC__) && !defined(__WIN32__)
...
#endif
You probably wil...