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How can I check for NaN values?
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Control cannot fall through from one case label
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How to perform Callbacks in Objective-C
... +1 Good thorough answer. Icing on the cake would be a link to more in-depth Apple documentation on delegates. :-)
– Quinn Taylor
Jun 19 '09 at 1:44
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C++11 introduced a standardized memory model. What does it mean? And how is it going to affect C++ p
...); cout << x.load() << endl;
Now things get much more interesting. First of all, the behavior here is defined. Thread 2 could now print 0 0 (if it runs before Thread 1), 37 17 (if it runs after Thread 1), or 0 17 (if it runs after Thread 1 assigns to x but before it assig...
Core Data: Quickest way to delete all instances of an entity
...tor executeRequest:delete withContext:myContext error:&deleteError];
More information about batch deletions can be found in the "What's New in Core Data" session from WWDC 2015 (starting at ~14:10).
iOS 8 and earlier:
Fetch 'em all and delete 'em all:
NSFetchRequest *allCars = [[NSFetchRequ...
Apache and Node.js on the Same Server
... This was a great answer, just wanted to add a link with a little more info on proxy pass that I used to make this work. Check the comments as well.boriskuzmanovic.wordpress.com/2006/10/20/…
– Alex Muro
Oct 15 '13 at 22:08
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How do you delete all text above a certain line
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Mongoose's find method with $or condition does not work properly
...ram' as ObjectId type. To avoid exception,
// the 'param' must consist of more than 12 characters.
User.find( { $or:[ {'_id':objId}, {'name':param}, {'nickname':param} ]},
function(err,docs){
if(!err) res.send(docs);
});
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How can I create download link in HTML?
...lking about. (It is now safe to use the approach described TIIUNDER's much more recent answer below, though. It should get the accept mark.)
– Pekka
Dec 25 '14 at 23:51
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How to generate a Dockerfile from an image?
...ository/docker/alpine/dfimage
below is the old answer, it doesn't work any more.
$ docker pull centurylink/dockerfile-from-image
$ alias dfimage="docker run -v /var/run/docker.sock:/var/run/docker.sock --rm centurylink/dockerfile-from-image"
$ dfimage --help
Usage: dockerfile-from-image.rb [options]...