大约有 47,000 项符合查询结果（耗时：0.0586秒） [XML]
How does Task become an int?
...
Does an implicit conversion occur between Task<> and int?
Nope. This is just part of how async/await works.
Any method declared as async has to have a return type of:
void (avoid if possible)
Task (no result beyond notification of completion/failure)
Task<T> (for...
Git submodule update
..., commit in that submodule directory without creating a branch to work in, and then run git submodule update again from the superproject without committing in the meantime, Git will overwrite your changes without telling you. Technically you won’t lose the work, but you won’t have a branch point...
Can we delete an SMS in Android before it reaches the inbox?
...by processing specially-formatted messages in order to show them in a nice Android-specific UI.
As of Android 1.6, incoming SMS message broadcasts (android.provider.Telephony.SMS_RECEIVED) are delivered as an "ordered broadcast" — meaning that you can tell the system which components should recei...
Adding two numbers concatenates them instead of calculating the sum
...
out of curiousity (myself not a JavaScript programmer) (and I think this would improve the answer), what does the +-prefix do with strings?
– Sebastian Mach
Jan 24 '13 at 8:10
...
How to join absolute and relative urls?
...
@mesuutt try to make a loop and join each part with the previously joined URL.
– Cédric Julien
Apr 23 '13 at 7:35
2
...
How to make a SIMPLE C++ Makefile
...note is that root-config is a utility which provides the right compilation and linking flags; and the right libraries for building applications against root. That's just a detail related to the original audience for this document.
Make Me Baby
or You Never Forget The First Time You Got Made
An in...
applicationWillEnterForeground vs. applicationDidBecomeActive, applicationWillResignActive vs. appli
...to implement when an application is waking up from being in the background and you want it to prep it to be active?
7 Answe...
jQuery checkbox checked state changed event
... I've used this.checked instead of wrapping the element in a jQuery object and using jQuery methods, simply because it's shorter and faster to access the property of the DOM element directly.
Edit (see comments)
To get all checkboxes you have a couple of options. You can use the :checkbox pseudo-s...
How to comment out a block of code in Python [duplicate]
...igns automatically for you. For example, in IDLE on my machine, it's Alt+3 and Alt+4.
Don't use triple-quotes; as you discovered, this is for documentation strings not block comments, although it has a similar effect. If you're just commenting things out temporarily, this is fine as a temporary mea...
IIS: Idle Timeout vs Recycle
...is if no action has been asked from your web app, it the process will drop and release everything from memory
Recycle is a forced action on the application where your processed is closed and started again, for memory leaking purposes and system health
The negative impact of both is usually the use...