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Detect Click into Iframe using JavaScript
...tand that it is not possible to tell what the user is doing inside an iframe if it is cross domain. What I would like to do is track if the user clicked at all in the iframe . I imagine a scenario where there is an invisible div on top of the iframe and the the div will just then pass the...
How can I sort generic list DESC and ASC?
..., the list itself is being sorted. With Linq, you're getting an ordered enumerable of the list but the list itself hasn't changed. If you want to mutate the list, you would change the Linq methods to something like
li = li.OrderBy(i => i).ToList();
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How to use Active Support core extensions
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Since using Rails should handle this automatically I'm going to assume you're trying to add Active Support to a non-Rails script.
Read "How to Load Core Extensions".
Active Support's methods got broken into smaller groups in Rails 3, so we don't end up loading a lot of unneeded stuff with ...
How do I merge my local uncommitted changes into another Git branch?
... different branch
git stash apply x # to select the right one
As commented by benjohn (see git stash man page):
To also stash currently untracked (newly added) files, add the argument -u, so:
git stash -u
shar...
Specifically, what's dangerous about casting the result of malloc?
...you cite say (especially the first one), you can get an unpredictable runtime error when using the cast without including stdlib.h.
So the error on your side is not the cast, but forgetting to include stdlib.h. Compilers may assume that malloc is a function returning int, therefore converting the v...
Can existing virtualenv be upgraded gracefully?
...ten have a virtual directory for developing a module, and virtualenv the same directory with many versions of Python, and it works just fine. :)
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Why is no one using make for Java?
...ve to download make.exe if you use Windows, but Ant and Maven also don't come with the JDK.
17 Answers
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Which one will execute faster, if (flag==0) or if (0==flag)?
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I haven't seen any correct answer yet (and there are already some) caveat: Nawaz did point out the user-defined trap. And I regret my hastily cast upvote on "stupidest question" because it seems that many did not get it right and it gives room for a nice discussion on compiler optimizati...
How to create custom easing function with Core Animation?
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I found this:
Cocoa with Love - Parametric acceleration curves in Core Animation
But I think it can be made a little simpler and more readable by using blocks. So we can define a category on CAKeyframeAnimation that looks something like this:
CAKeyframeAnimat...
What's the difference between session.persist() and session.save() in Hibernate?
Can anyone tell me what's the advantage of persist() vs save() in Hibernate?
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