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How to overlay images
...ct. The HTML side looked a bit like this:
<a href="[fullsize]" class="gallerypic" title="">
<img src="[thumbnail pic]" height="90" width="140" alt="[Gallery Photo]" class="pic" />
<span class="zoom-icon">
<img src="/images/misc/zoom.gif" width="32" height="32" alt="Zo...
git rebase fatal: Needed a single revision
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The latter should actually work - origin in ref context is interpreted as origin/HEAD. I've seen repositories end up not knowing what origin/HEAD is, though...
– Cascabel
Jan 25 '11 at 20:15
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Amazon EC2, mysql aborting start because InnoDB: mmap (x bytes) failed; errno 12
... the crash you may need to setup a swap space for your micro instance. Actually performance wise is better to enable swap.
Steps below show how to make a swap space for your Micro instance. I assume you have AWS Account with a Micro instance running.
Run dd if=/dev/zero of=/swapfile bs=1M count=102...
Detect if a jQuery UI dialog box is open
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How would you do this test for any and all dialogs? Say you have ten different dialogs with separate inits and options and you want to test if ANY of them are open, not a specific selector?
– Kirk Ross
Nov 12 '14 at 21:56
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How to check if an activity is the last one in the activity stack for an application?
...getRunningTasks should be used to get running tasks and one might want to call it only with the purpose to analyze these tasks). Usage of get(0) is well documented and logical 'Return a list of the tasks that are currently running, with the most recent being first and older ones after in order'.
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How to convert int to NSString?
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@DielsonSales some objects don't have stringValue, but all have description - so as a good practice it's better to get used to using description (NSNumber does, no need to worry here). Try this (description will print the date, but stringValue will crash): NSNumber *test = (id)[N...
Why doesn't 'ref' and 'out' support polymorphism?
...nswer as the basis for this blog entry:
Why do ref and out parameters not allow type variation?
See the blog page for more commentary on this issue. Thanks for the great question.
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Let's suppose you have classes Animal, Mammal, Reptile, Giraffe, Turtle and Tiger, with the obvious s...
How is the “greater than” or “>” character used in CSS?
...a CSS child selector. P > SPAN means applying the style that follows to all SPAN tags that are children of a P tag.
Note that "child" means "immediate descendant", not just any descendant. P SPAN is a descendant selector, applying the style that follows to all SPAN tags that are children of a P ...
How do I change the highlight style in Vim spellcheck?
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@ZyX: I don't know, was just wondering. All of mine show it as ---- too, but it just seemed logical that changing to squiggly should just involve replacing - with ~, but I could be wrong there.
– abcd
May 18 '11 at 19:41
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The Ruby %r{ } expression
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%r{} is equivalent to the /.../ notation, but allows you to have '/' in your regexp without having to escape them:
%r{/home/user}
is equivalent to:
/\/home\/user/
This is only a syntax commodity, for legibility.
Edit:
Note that you can use almost any non-alphabet...