大约有 37,908 项符合查询结果（耗时：0.0358秒） [XML]
How to comment out a block of code in Python [duplicate]
... not have such a mechanism. Prepend a # to each line to block comment. For more information see PEP 8. Most Python IDEs support a mechanism to do the block-commenting-with-pound-signs automatically for you. For example, in IDLE on my machine, it's Alt+3 and Alt+4.
Don't use triple-quotes; as you di...
What does the 'static' keyword do in a class?
...ock" in Hello, not one per each separate instance of the "Hello" class, or more-so, it means that there will be one commonly shared "clock" reference among all instances of the "Hello" class.
So if you were to do a "new Hello" anywhere in your code:
A- in the first scenario (before the change, with...
Android - Pulling SQlite database android device
...
|
show 2 more comments
179
...
Wrapping a C library in Python: C, Cython or ctypes?
...xception
Someone did some benchmarks on the various options.
I might be more hesitant if I had to wrap a C++ library with lots of classes/templates/etc. But ctypes works well with structs and can even callback into Python.
...
SignalR: Why choose Hub vs. Persistent Connection?
...pecific room and then only get messages from other users in the same room. More generically your code subscribes to a topic and then get just messages published to that topic. With the persistent connections you'd get all messages.
You could easily build your own topic system on top of the persiste...
What is the difference between g++ and gcc?
...
There are more differences between 'gcc' and 'g++' than only the standard libraries, so gcc -lstdc++ will still not get you the same behavior as g++. We put all of that language-specific behavior into its own driver for a reason, that...
Ignoring accented letters in string comparison
...
}
}
return sb.ToString().Normalize(NormalizationForm.FormC);
}
More details on MichKap's blog (RIP...).
The principle is that is it turns 'é' into 2 successive chars 'e', acute.
It then iterates through the chars and skips the diacritics.
"héllo" becomes "he<acute>llo", which i...
Calculate age given the birth date in the format YYYYMMDD
...
|
show 33 more comments
518
...
JSP : JSTL's tag
...
N.B. it escapes XML not HTML. One of the more annoying subtleties of JSTL. I end up always writing my own HTML escape EL fn.
– Adam Gent
Jun 12 '11 at 18:16
...
Case insensitive string compare in LINQ-to-SQL
...asted the correct snippets? It is hard to believe MSSQL Server prefers Red more than Black.
– greenoldman
Feb 10 '11 at 7:55
|
show 17 more ...