大约有 40,700 项符合查询结果（耗时：0.0277秒） [XML]
Detecting when the 'back' button is pressed on a navbar
...n the back button(return to previous screen, return to parent-view) button is pressed on a Navbar.
17 Answers
...
Logical Operators, || or OR?
...
There is no "better" but the more common one is ||. They have different precedence and || would work like one would expect normally.
See also: Logical operators (the following example is taken from there):
// The result of the ex...
Is it better to use C void arguments “void foo(void)” or not “void foo()”? [duplicate]
What is better: void foo() or void foo(void) ?
With void it looks ugly and inconsistent, but I've been told that it is good. Is this true?
...
How to make ThreadPoolExecutor's submit() method block if it is saturated?
...PoolExecutor such that when it has reached its maximum size and the queue is full, the submit() method blocks when trying to add new tasks. Do I need to implement a custom RejectedExecutionHandler for that or is there an existing way to do this using a standard Java library?
...
What is the Difference Between Mercurial and Git?
...ng git for some time now on Windows (with msysGit) and I like the idea of distributed source control. Just recently I've been looking at Mercurial (hg) and it looks interesting. However, I can't wrap my head around the differences between hg and git.
...
Why is good UI design so hard for some Developers? [closed]
...e "back-end coders" doomed to only design business logic and data layers? Is there something we can do to retrain our brain to be more effective at designing pleasing and useful presentation layers?
...
What is “entropy and information gain”?
I am reading this book ( NLTK ) and it is confusing. Entropy is defined as :
7 Answers
...
Splitting templated C++ classes into .hpp/.cpp files--is it possible?
I am getting errors trying to compile a C++ template class which is split between a .hpp and .cpp file:
16 Answers
...
What do the following phrases mean in C++: zero-, default- and value-initialization?
...
One thing to realize is that 'value-initialization' is new with the C++ 2003 standard - it doesn't exist in the original 1998 standard (I think it might be the only difference that's more than a clarification). See Kirill V. Lyadvinsky's answer ...
Unique BooleanField value in Django?
Suppose my models.py is like so:
13 Answers
13
...