大约有 14,600 项符合查询结果（耗时：0.0379秒） [XML]
When exactly are onSaveInstanceState() and onRestoreInstanceState() called?
...anceState (Bundle savedInstanceState)
This method is called between onStart() and onPostCreate(Bundle).
void onSaveInstanceState (Bundle outState)
If called, this method will occur after onStop() for applications targeting platforms starting with Build.VERSION_CODES.P. For application...
How to handle screen orientation change when progress dialog and background thread active?
My program does some network activity in a background thread. Before starting, it pops up a progress dialog. The dialog is dismissed on the handler. This all works fine, except when screen orientation changes while the dialog is up (and the background thread is going). At this point the app either c...
How to find what code is run by a button or element in Chrome using Developer Tools
...gger.
If you are not yet "fluent" in Regular Expressions I recommend you start using sites that help you write and visualize them such as http://buildregex.com/ and https://www.debuggex.com/
You can also use the context menu when working in the Sources panel. When viewing a file, you can right-c...
Storing custom objects in an NSMutableArray in NSUserDefaults
...Try it, it will return an NSMutableArray that is indeed mutable. It merely starts the new array by adding that array of items to it.
– Brad Larson♦
Jan 27 '14 at 19:27
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Connect Java to a MySQL database
... the driver everytime before connecting. Just only once during application startup is enough.
If you get a SQLException: Connection refused or Connection timed out or a MySQL specific CommunicationsException:
Communications link failure, then it means that the DB isn't reachable at all. This can h...
How does Go compile so quickly?
...at they need). This is in stark contrast to C/C++, where every single file starts including x headers, which include y headers etc. Bottom line: Go's compiling takes linear time w.r.t to the number of imported packages, where C/C++ take exponential time.
...
Structs versus classes
...wn article (@Eric): blogs.msdn.com/b/ericlippert/archive/2010/09/30/… to start dive into details. There are many other good articles around. BTW, the difference in processing 100 000 small in-memory objects is hardly noticeable thru there some memory overhead (~2.3 MB) for class. It can be easily...
Parse usable Street Address, City, State, Zip from a string [closed]
...ve posted some sample data, I've made some minor changes)
Work backward. Start from the zip code, which will be near the end, and in one of two known formats: XXXXX or XXXXX-XXXX. If this doesn't appear, you can assume you're in the city, state portion, below.
The next thing, before the zip, is go...
How can I make my own event in C#?
...Message(this, new MessageEventArgs("File1.txt", Operation.Download, Status.Started));
downloadFile = service.DownloadFile(item.Uri);
NetLog.FireMessage(this, new MessageEventArgs("File1.txt", Operation.Download, Status.Finished));
the third step
the Event itself
I warped The Event within a cl...
Hidden features of mod_rewrite
...che guesses that your base is the physical disk path to your directory. So start with this:
RewriteBase /
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