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Why can't yield return appear inside a try block with a catch?
...eld return part itself doesn't throw an exception (precalculate the value, and then you're just setting a field and returning "true")
You're allowed try/catch which doesn't use yield return in an iterator block.
All local variables in the iterator block are instance variables in the generated type, ...
How do I list loaded plugins in Vim?
...vimrcs loaded (super)
:verbose set history? : reveals value of history and where set
:function : list functions
:func SearchCompl : List particular function
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How to completely uninstall Visual Studio 2010?
I've been looking to find a CLEAN solution to completely and ultimately remove Visual Studio 2010 from my computer. When you install Visual Studio, it also installs a bunch of programs (about 55) in the add/remove programs panel ( appwiz.cpl ).
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jquery data selector
...e created a new data selector that should enable you to do nested querying and AND conditions. Usage:
$('a:data(category==music,artist.name==Madonna)');
The pattern is:
:data( {namespace} [{operator} {check}] )
"operator" and "check" are optional. So, if you only have :data(a.b.c) it will si...
Measure elapsed time in Swift
...Project Euler problems in Swift
As of Swift 3, there is now a version of Grand Central Dispatch that is "swiftified". So the correct answer is probably to use the DispatchTime API.
My function would look something like:
// Swift 3
func evaluateProblem(problemNumber: Int, problemBlock: () -> Int) ...
Invoking JavaScript code in an iframe from the parent page
Basically, I have an iframe embedded in a page and the iframe has some JavaScript routines I need to invoke from the parent page.
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Entity Framework with NOLOCK
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No, but you can start a transaction and set the isolation level to read uncommited. This essentially does the same as NOLOCK, but instead of doing it on a per table basis, it will do it for everything within the scope of the transaction.
If that sounds like w...
How to prevent ifelse() from turning Date objects into numeric objects
... to manipulate a date vector. I expected the result to be of class Date , and was surprised to get a numeric vector instead. Here is an example:
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Applying a function to every row of a table using dplyr?
...it useful to use adply for scalar functions that I have to apply to each and every row.
7 Answers
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Understanding NSRunLoop
... loop is an abstraction that (among other things) provides a mechanism to handle system input sources (sockets, ports, files, keyboard, mouse, timers, etc).
Each NSThread has its own run loop, which can be accessed via the currentRunLoop method.
In general, you do not need to access the run loop d...