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Scala actors: receive vs react
...ives something. Once it receives something, a thread gets allocated to it, and it is initialized in it.
Now, the initialization part is important. A receiving thread is expected to return something, a reacting thread is not. So the previous stack state at the end of the last react can be, and is, w...
Is there a difference between “raise exception()” and “raise exception” without parenthesis?
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The short answer is that both raise MyException and raise MyException() do the same thing. This first form auto instantiates your exception.
The relevant section from the docs says, "raise evaluates the first expression as the exception object. It must be either a subcla...
Does List guarantee insertion order?
...ly the List could re-order the collection any time after an item was added and that statement would still be valid. I don't want to get nit-picky about it, but if a manager or QA really made me defend this position, I wouldn't feel very confident with just that quote.
– tehDorf...
PostgreSQL - Rename database
...think it's better to keep table names restricted to just lowercase letters and underscore if possible!
– Aswin Sanakan
Feb 17 at 6:52
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Making interface implementations async
...ethods.
All my IO is done through explicit implementations of an interface and I am a bit confused about how to make the operations async.
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diff to output only the file names
I'm looking to run a Linux command that will recursively compare two directories and output only the file names of what is different. This includes anything that is present in one directory and not the other or vice versa, and text differences.
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How to get year/month/day from a date object?
...ar();
newdate = year + "/" + month + "/" + day;
or you can set new date and give the above values
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How to set the font style to bold, italic and underlined in an Android TextView?
I want to make a TextView 's content bold, italic and underlined. I tried the following code and it works, but doesn't underline.
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Cancel/kill window.setTimeout() before it happens
..., for example. I have a few of these that hang out for 10 seconds or more and if the user gets clicking around the action can occur at incorrect time intervals.
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What do numbers using 0x notation mean?
... @Luc The first one is correct. Although more often I see just 0xffffffff and such. (0xffffffff = -1 for 32-bit int assuming 2's complement)
– Mysticial
Jul 23 '13 at 16:30
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