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How can I check if a background image is loaded?
... this, it also works on multiple background images and multiple elements:
Read the article:
http://catmull.uk/code-lab/background-image-loaded/
or go straight to the plugin code:
http://catmull.uk/downloads/bg-loaded/bg-loaded.js
So just include the plugin and then call it on the element:
<...
Standardize data columns in R
...a lot when a chain is very long since f(g(h(i(j(x))))) can be very hard to read.
– akhmed
Jun 24 '15 at 18:32
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Generating random numbers in Objective-C
... range of rand(3) and
random(3).
The arc4random_stir() function reads data from /dev/urandom and uses it to permute the S-Boxes via
arc4random_addrandom().
There is no need to call arc4random_stir() before using arc4random(), since arc4random() automatically
initializes it...
Update a record without first querying?
...t the line "IsModified = true", because the property ExampleProperty, is already null when you created the empty ExampleEntity object, you needs to say to EF that this column must be updated, and this is the purpose of this line.
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How to do something to each file in a directory with a batch script
...f needed after the for? According to the help docs, the /f flag opens and reads each file. Is that needed to echo or rename files?
– Snekse
Jun 25 '12 at 2:33
17
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Google Play on Android 4.0 emulator
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@JoshuaSon: No I couldn't. And after reading from various sources I came to conclusion that It might not be worth the effort, as the emulator keeps on crashing or this strategy doesn't work for Upcoming versions of Android. Correct me if I am wrong :)
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Determining whether jQuery has not found any element
...potential confusion when someone unfamiliar with the nuances of Javascript reads the code. Not best practice as far as maintainability is concerned in my opinion.
– Matt Carr
Mar 10 '15 at 15:41
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Avoiding an ambiguous match exception
...m not 'young' and that sure sounds condescending. A programmer that cannot read new [] { typeof(string) } has other issues than maintaining code. The type is literally right there. Plus 'crazy one-liners' aren't relevant, your preferred style just adds redundant letters into this very line. I'd argu...
How to shrink the .git folder
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@artefact2: thanks for the link! i've read it, and linus points out, that --aggressive will not reuse (good) deltas – which seem to no exist in this question, because the repository is huge. going the repack way will actually take a lot longer. git gc --aggress...
Keep SSH session alive [closed]
...g, create the file if it does not exist (the config file must not be world-readable, so run chmod 600 ~/.ssh/config after creating the file). To send the signal every e.g. four minutes (240 seconds) to the remote host, put the following in that configuration file:
Host remotehost
HostName remot...