大约有 40,000 项符合查询结果（耗时：0.0488秒） [XML]
JSON: why are forward slashes escaped?
...
JSON doesn't require you to do that, it allows you to do that. It also allows you to use "\u0061" for "A", but it's not required. Allowing \/ helps when embedding JSON in a <script> tag, which doesn't allow </ inside strings, like Seb points out.
Some of ...
log4j logging hierarchy order
...assigns a priority/severity level to the logging message. If the logging really takes effect (the message will be visible) depends on the effective logging level of the logger being used.
– Wolf
Oct 6 '17 at 6:18
...
How do I dynamically assign properties to an object in TypeScript?
If I wanted to programatically assign a property to an object in Javascript, I would do it like this:
23 Answers
...
Difference between onStart() and onResume()
...eaning of onStart() transition state. The onResume() method is always called after onStart() . Why can't it be the onResume() is invoked after onRestart() and onCreate() methods just excluding onStart() ? What is its purpose?
...
Convert String to Calendar Object in Java
I am new to Java, usually work with PHP.
8 Answers
8
...
How to tell if browser/tab is active [duplicate]
I have a function that is called every second that I only want to run if the current page is in the foreground, i.e. the user hasn't minimized the browser or switched to another tab. It serves no purpose if the user isn't looking at it and is potentially CPU-intensive, so I don't want to just waste ...
How can I programmatically get the MAC address of an iphone
How to programmatically get an iPhone's MAC address and IP address?
12 Answers
12
...
How can I display a pdf document into a Webview?
...rms of user experience. It is really slow and unresponsive.
Solution after API 21
Since api 21, we have PdfRenderer which helps converting a pdf to Bitmap.
I've never used it but is seems easy enough.
Solution for any api level
Other solution is to download the PDF and pass it via Intent to a dedica...
android View not attached to window manager
...
After a fight with this issue, I finally end up with this workaround:
/**
* Dismiss {@link ProgressDialog} with check for nullability and SDK version
*
* @param dialog instance of {@link ProgressDialog} to dismiss
*/
public void dismissProgressDialog(Progr...
Limit a stream by a predicate
...allelize such an operation, as you have to look at elements in order.
The API doesn't provide an easy way to do it, but what's probably the simplest way is to take Stream.iterator(), wrap the Iterator to have a "take-while" implementation, and then go back to a Spliterator and then a Stream. Or --...