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Counting the number of option tags in a select tag in jQuery
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The W3C solution:
var len = document.getElementById("input1").length;
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What are the downsides to using Dependency Injection? [closed]
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A couple of points:
DI increases complexity, usually by increasing the number of classes since responsibilities are separated more, which is not always beneficial
Your code will be (somewhat) coupled to the dependency injection framework you use (or more generally how you decid...
How to use the CSV MIME-type?
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You could try to force the browser to open a "Save As..." dialog by doing something like:
header('Content-type: text/csv');
header('Content-disposition: attachment;filename=MyVerySpecial.csv');
echo "cell 1, cell 2";
Which should work across most major browsers.
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How do you turn off auto-capitalisation in HTML form fields in iOS?
By default, iOS’s keyboard sets the first letter in text form fields (including type=email ) to uppercase. (At least prior to iOS 5.)
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Would it be beneficial to begin using instancetype instead of id?
... alloc, init, etc. are automatically promoted to instancetype by the compiler. That isn't to say there's no benefit; there is, but it isn't this.
– Steven Fisher
Feb 5 '13 at 19:17
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Can I hex edit a file in Visual Studio?
...aybe there is something to active in settings/options which is not enabled by default ?).
– tigrou
Jun 19 '12 at 16:45
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Pushing app to heroku problem
...m:floating-stone-94.git' " (with a different app name) and i got rid of it by doing the following:
git remote rm heroku
heroku create
you should see a line that says 'Git remote heroku added'. Also
git remote -v
should now have the correct app.
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What Does Question Mark Mean in Xcode Project Navigator?
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It's the file untracked by source control.
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Java List.contains(Object with field value equal to x)
...u can check to see if a Collection contains a MyObject with the name "foo" by like so:
MyObject object = new MyObject();
object.setName("foo");
collection.contains(object);
However, this might not be an option for you if:
You are using both the name and location to check for equality, but you o...
What is a Manifest in Scala and when do you need it?
...ems most suited to using type-classes in scala, and is well explained here by Debasish Ghosh:
http://debasishg.blogspot.com/2010/06/scala-implicits-type-classes-here-i.html
Context bounds can also just make the method signatures more readable. For example, the above function could be re-written us...