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How to emulate GPS location in the Android Emulator?
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Mind the order, lon before lat!
– Christoph
Apr 14 '14 at 21:48
15
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Sort a list of tuples by 2nd item (integer value) [duplicate]
...nswer,
This is how you sort a list of tuples by the 2nd item in descending order.
sorted([('abc', 121),('abc', 231),('abc', 148), ('abc',221)],key=lambda x: x[1], reverse=True)
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IEnumerable to string [duplicate]
...y of characters, you can't avoid condensing an enumerable down into one in order to construct it. Either that happens in your own code, or somewhere inside the framework.
– MikeP
Jul 25 '12 at 16:30
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Can I use break to exit multiple nested 'for' loops?
...rn have the advantage over goto that you don't need to hunt for a label in order to find where they go. Yes, underneath they are some kind of goto, but a very restricted one. They are a lot easier to decipher by a programmer's pattern-matching brain than the unrestricted goto. So IMO they are prefe...
Does ARC support dispatch queues?
...nt target is lower than iOS 6.0 or Mac OS X 10.8
You need to use dispatch_retain and dispatch_release on your queue. ARC does not manage them.
If your deployment target is iOS 6.0 or Mac OS X 10.8 or later
ARC will manage your queue for you. You do not need to (and cannot) use dispatch_retain ...
Unable to login to SQL Server + SQL Server Authentication + Error: 18456
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Highly active question. Earn 10 reputation in order to answer this question. The reputation requirement helps protect this question from spam and non-answer activity.
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Is there a way to tell git to only include certain files instead of ignoring certain files?
...re with later negated entries. Thus you could do something like:
*.c
!frob_*.c
!custom.c
To have it ignore all .c files except custom.c and anything starting with "frob_"
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How can I open a cmd window in a specific location?
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This might be what you want:
cmd /K "cd C:\Windows\"
Note that in order to change drive letters, you need to use cd /d. For example:
C:\Windows\System32\cmd.exe /K "cd /d H:\Python\"
(documentation)
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Why are interface variables static and final by default?
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Interfaces cannot have instance variables in order to avoid multiple inheritance of state problems. See docs.oracle.com/javase/tutorial/java/IandI/… . A class cannot extend more than one class due to the same reason.
– denis
Aug ...
How to use ELMAH to manually log errors
.../ log this and continue
ErrorLog.LogError(ex, "Error sending email for order " + orderID);
}
This has the following benefits:
You don't need to remember this slightly archaic syntax of the Elmah call
If you have many DLLs you don't need to reference Elmah Core from every single one - and jus...