...d omitting the ones where it returns false) .map() (creates a new array from the values returned by the iterator function) .reduce() (builds up a value by repeated calling the iterator, passing in previous values; see the spec for the details; useful for summing the contents of an array ...

...g C# apps for windows than for linux. EDIT: When you download MonoDevelop from the Ubuntu Software Center, it will contain pretty much everything you need to get started right away (Compiler, Runtime Environment, IDE). If you would like more information, see the following links: http://monodevelo...

...p has values unless a break statement is explicity run as in this example. From the docs above: "The else clause has another perceived problem: if there is no break in the loop, the else clause is functionally redundant.". e.g. for x in [1, 2, 3]:\n print x\n else:\n print 'this executes due to no b...

...ay) is passed into the constructor, it should be copied to keep the caller from modifying it later if you're going to return your collection, either return a copy or a read-only version (for example, using ArrayList.ReadOnly or similar - you can combine this with the previous point and store a read-...

...%>. Prints something verbatim (i.e. w/o escaping) into erb file. (Taken from Ruby on Rails Guides.) <% -%> Avoids line break after expression. <%# %> Comments out code within brackets; not sent to client (as opposed to HTML comments). Visit Ruby Doc for more infos about ERB. ...

...ant the element to stop scrolling at a certain point, say when it is 250px from the top of the page, is this possible? Any help or advice would be helpful thanks! ...

...d this view to be vertically centered and extend to a max entent of 10 pts from the superview's edge; or even, I want this button/label to resize according to the label it is displaying! Here is a simple tutorial to get introduced to auto-layouting. For a more details. It takes some time at fir...

... what's implied by the failure. Ideally, a method like SuperDocument.CreateFromFile() would either succeed, throw a CleanFailure exception, or throw a SomethingReallyBadHappenedException. Unfortunately, unless one wraps everything that might throw an exception within its own catch block, there's no...

I want to check code from the repository http://code.sixapart.com/svn/perlbal/ . I can only access the the repository url by setting a proxy. I guess if I want to get the code from the same URL by svn I need to configure a proxy, too. So does anyone of you could tell me how to configure a HTTP pro...

...attribute on the class of the base class that you inherit your controllers from (if you have one) like we have here: [NoCache] public class ControllerBase : Controller, IControllerBase You can also decorate some of the actions with this attribute if you need them to be non-cacheable, instead of d...