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Why should casting be avoided? [closed]
I generally avoid casting types as much as possible since I am under the impression that it's poor coding practice and may incur a performance penalty.
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When should I use the assets as opposed to raw resources in Android?
...older.
Since raw is a subfolder of Resources (res), Android will
automatically generate an ID for any file located inside it. This
ID is then stored in the R class that will act as a reference to
a file, meaning it can be easily accessed from other Android classes
and methods and even in Android XM...
Rails 4 Authenticity Token
...y looking at the source for request_forgery_protecton.rb, or, more specifically, the following lines:
In Rails 3.2:
# This is the method that defines the application behavior when a request is found to be unverified.
# By default, \Rails resets the session when it finds an unverified request.
def ...
Restore file from old commit in git
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Wow, @heneryville and sehe , I actually thought '7 days ago' was meta for you would figure out what commit. ty!
– AnneTheAgile
Apr 1 '14 at 19:49
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Soft wrap at 80 characters in Vim in window of arbitrary width
... wasting 6 columns of screen real estate this way too. So there are still all kinds of problems.
You can highlight past the 80th column using :match like it says here and here.
Beyond that I can't see any way to do this. Seems like it'd be a nice feature though.
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Significant new inventions in computing since 1980
... +1 for the most obvious but also the most easily forgotten because we all take it for granted :)
– PolyThinker
Jan 11 '09 at 15:22
20
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ios simulator: how to close an app
When you "run" the simulator from xCode, the app automatically launches, and then you can click the home button to suspend the app. What I want to do is close the app from within the simulator. So, how can this be done?
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How to get the difference between two arrays of objects in JavaScript
...ately. (Extra points if it were more efficient than having to run through all m * n comparisons twice!)
– Scott Sauyet
Feb 24 '14 at 12:55
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Dictionary text file [closed]
...200000+ words, much appreciated ! cat /usr/share/dict/words > words.txt all the things !
– jokoon
Sep 19 '11 at 22:13
7
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Use of Java's Collections.singletonList()?
... a bit faster and/or save a bit of memory, but it is unlikely that these small savings will be significant. (An application that creates vast numbers of singleton lists is unusual to say the least.)
How does immutability play a role here?
It is part of the specification of the method; see ab...