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How and when to use ‘async’ and ‘await’
...nd thread, but it also doesn't block. This is possible due to asynchronous API's which use callbacks instead of juggling with threads. You initiate an (I/O, socket, ..) operation and return to doing your things. When the operation is done, the OS will invoke the callback. This is what Node.js or the...
Print JSON parsed object?
...le in FF8+, Opera, Chrome and Safari: developer.mozilla.org/en-US/docs/Web/API/console.dir
– olibre
Nov 14 '13 at 13:53
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File Upload without Form
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All answers here are still using the FormData API. It is like a "multipart/form-data" upload without a form. You can also upload the file directly as content inside the body of the POST request using xmlHttpRequest like this:
var xmlHttpRequest = new XMLHttpRequest();
...
How to programmatically clear application data
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From API version 19 it is possible to call ActivityManager.clearApplicationUserData().
((ActivityManager) context.getSystemService(Context.ACTIVITY_SERVICE)).clearApplicationUserData();
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If my interface must return Task what is the best way to have a no-operation implementation?
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@Fay I'd guess it must not be part of the PCL API surface, though the only thing do anything with at the moment that supports PCL also supports 4.5 so I'm already having to use my own Task.CompletedTask => Task.Delay(0); to support that, so I don't know for sure off t...
PHP expects T_PAAMAYIM_NEKUDOTAYIM?
...pes which the code developer don't know at design-time. This is common for APIs or code frameworks. I just don't understand why the developers of the Zend parser didn't used a common word that everybody knows and understands but instead some hebrew words. I mean, it's not even really funny or so.
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How to change the Text color of Menu item in Android?
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To support lower API versions use <item name="actionMenuTextColor">@color/your_color</item> don't use the Android namespace
– alex.p
Jul 8 '15 at 14:08
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Is there a way to take a screenshot using Java and save it to some sort of image?
...p = File.createTempFile("screenshot", ".png");
// Use the ImageIO API to write the bufferedImage to a temporary file
ImageIO.write(bufferedImage, "png", temp);
// Delete temp file when program exits
temp.deleteOnExit();
} catch (IOException ioe) {
ioe.pr...
In c# is there a method to find the max of 3 numbers?
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If, for whatever reason (e.g. Space Engineers API), System.array has no definition for Max nor do you have access to Enumerable, a solution for Max of n values is:
public int Max(int[] values) {
if(values.Length < 1) {
return 0;
}
if(values.Length ...
Change priorityQueue to max priorityqueue
...());
}
}
}
Reference :https://docs.oracle.com/javase/7/docs/api/java/util/PriorityQueue.html#comparator()
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