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AsyncTaskLoader vs AsyncTask
Since Honeycomb and the v4 Compatibility Library it is possible to use AsyncTaskLoader . From what I understand, the AsyncTaskLoader can survive through config changes like screen flips.
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What does it mean when MySQL is in the state “Sending data”?
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This is quite a misleading status. It should be called "reading and filtering data".
This means that MySQL has some data stored on the disk (or in memory) which is yet to be read and sent over. It may be the table itself, an index, a temporary table, a sorted output etc.
If you have a 1...
Async/Await vs Threads
...b done. Ideally it doesn't use a thread at all, it posts a driver request and once the driver completes the data transfer it generates a completion notification callback. Networking is by far the most common usage, latencies of hundreds of milliseconds are common and an inevitable side-effect of s...
How does the “final” keyword in Java work? (I can still modify an object.)
...antics of final. In other words: final is only about the reference itself, and not about the contents of the referenced object.
Java has no concept of object immutability; this is achieved by carefully designing the object, and is a far-from-trivial endeavor.
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How to see if an object is an array without using reflection?
How can I see in Java if an Object is an array without using reflection?
And how can I iterate through all items without using reflection?
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Escaping quotes and double quotes
...do I properly escape the quotes in the -param value in the following command line?
3 Answers
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Are default enum values in C the same for all compilers?
...as shown below, do all C compilers set the default values as x=0 , y=1 , and z=2 on both Linux and Windows systems?
4 A...
The import org.junit cannot be resolved
I need to solve a java problem for an interview, and they have sent me the test class. It starts with
13 Answers
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Does BroadcastReceiver.onReceive always run in the UI thread?
In my App, I create a custom BroadcastReceiver and register it to my Context manually via Context.registerReceiver . I also have an AsyncTask that dispatches notifier-Intents via Context.sendBroadcast . The intents are sent from a non-UI worker thread, but it seems that BroadcastReceiver.onRe...
What is the X-REQUEST-ID http header?
... this subject, read various articles about this header, its use in Heroku, and projects based on Django.
4 Answers
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