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Change UITextField and UITextView Cursor / Caret Color
...nging the color of the cursor / caret in a UITextField (And UITextView if its the same answer) in iOS. I've seen answers for OSX development, but nothing for iOS.
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In Python, how do you convert seconds since epoch to a `datetime` object?
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datetime.datetime.fromtimestamp will do, if you know the time zone, you could produce the same output as with time.gmtime
>>> datetime.datetime.fromtimestamp(1284286794)
datetime.datetime(2010, 9, 12, 11, 19, 54)
or
>>> datetime.datetime.utcfr...
Styling twitter bootstrap buttons
Twitter-Bootstrap buttons are awesomely beautiful. Try them out by scrolling over them
14 Answers
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pinpointing “conditional jump or move depends on uninitialized value(s)” valgrind message
...s. This will make it slower and take more memory, but can be very helpful if you need to track down the origin of an uninitialized value.
Update: Regarding the point at which the uninitialized value is reported, the valgrind manual states:
It is important to understand that your program can co...
How to redirect to a 404 in Rails?
...self, there's no reason to; Rails has this functionality built in already. If you want to show a 404 page, create a render_404 method (or not_found as I called it) in ApplicationController like this:
def not_found
raise ActionController::RoutingError.new('Not Found')
end
Rails also handles Abs...
How to overlay images
...h another using CSS. An example of this is the first image (the background if you like) will be a thumbnail link of a product, with the link opening a lightbox / popup showing a larger version of the image.
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sass --watch with automatic minify?
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You can also minify "plain" css this way: sass --watch a.css:a.min.css --style compressed --scss
– sam
Mar 8 '13 at 18:08
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Show a Form without stealing focus?
I'm using a Form to show notifications (it appears at the bottom right of the screen), but when I show this form it steals the focus from the main Form. Is there a way to show this "notification" form without stealing focus?
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Should you commit .gitignore into the Git repos?
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If you already have a file checked in, and you want to ignore it, Git will not ignore the file if you add a rule later. In those cases, you must untrack the file first, by running the following command in your terminal: git r...
What's with 181783497276652981 and 8682522807148012 in Random (Java 7)?
...y number would be equally "good". So, no.
Seeding Strategies
There are differences in the default-seeding schema between different versions and implementation of the JRE.
public Random() { this(System.currentTimeMillis()); }
public Random() { this(++seedUniquifier + System.nanoTime()); }...