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How to prevent Node.js from exiting while waiting for a callback?
...many queues as it will be rare for all of them to be empty at the critical time.
A possible fix/bug detector for the user is to insert a special timer event before the suspect function call.
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sh: 0: getcwd() failed: No such file or directory on cited drive
... apt-get upgrade from a nonexistent directory. The message spams about 20 times then the update continues as though nothing happened. I was hoping to find more information on why apt-get even cares what folder I'm in, especially so insistently with so little consequence.
– Da...
Java: is there a map function?
...d list to be a view, but it means that the function
will be applied many times for bulk operations like
List.contains(java.lang.Object) and List.hashCode(). For this to
perform well, function should be fast. To avoid lazy evaluation when
the returned list doesn't need to be a view, copy the ...
Vertical (rotated) label in Android
... the text on the canvas and then rotate the canvas.
Same as 1. except this time use a Path and draw text using drawTextOnPath(...)
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Objective-C categories in static library
... and C++ code, as these languages try to do as much as possible at compile time (though C++ also has some runtime-only features). Obj-C, however, is a different kind of language. Obj-C heavily depends on runtime features and many Obj-C features are actually runtime-only features. Obj-C classes actua...
@Override is not allowed when implementing interface method
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I ran into this problem for the first time while using a multi module maven project. As other answers / IDE suggested, we need to set the language level.
Rather than changing the setting of IDE, to make the project IDE agnostic, I update the parent pom with belo...
Best way to test SQL queries [closed]
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This is the first time i see clean code and unit testing in sql, i'm happy for the day :)
– Maxime ARNSTAMM
Jul 30 '14 at 12:51
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Linq select objects in list where exists IN (A,B,C)
...to objects, I am not 100% sure if it work in LINQ to entities, and have no time to check it right now. In fact it isn't too difficult to translate it to x in [A, B, C] but you have to check for yourself.
So, instead of Contains as a replacement of the ???? in your code you can use Any which is more...
What are some resources for getting started in operating system development? [closed]
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As someone who has written a real-time multi-tasking operating system from scratch...
keyboard debounce routine, keyboard driver, disk driver, video driver, file system, and finally a boot-loader - and that's just to launch it for the first time with nothing...
Can an ASP.NET MVC controller return an Image?
...s per photo
Direct: 6.7 milliseconds per photo
Note: this is the average time of a request. The average was calculated by making thousands of requests on the local machine, so the totals should not include network latency or bandwidth issues.
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