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What is the relationship between Looper, Handler and MessageQueue in Android?
I have checked the official Android documentation/guide for Looper , Handler and MessageQueue . But I couldn't get it. I am new to android, and got very confused with these concepts.
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Grouping functions (tapply, by, aggregate) and the *apply family
Whenever I want to do something "map"py in R, I usually try to use a function in the apply family.
10 Answers
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RegEx for matching UK Postcodes
...s will allow some non-real postcodes (e.g. those starting AA, ZY) and they do provide a more rigorous test that you could try.
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How does PHP 'foreach' actually work?
Let me prefix this by saying that I know what foreach is, does and how to use it. This question concerns how it works under the bonnet, and I don't want any answers along the lines of "this is how you loop an array with foreach ".
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Add UIPickerView & a Button in Action sheet - How?
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Update for iOS 7
Apple docs for UIActionSheet: UIActionSheet is not designed to be subclassed, nor should you add views to its hierarchy
I recommend against trying to customize the contents of an ActionSheet, as it can lead to serious invalid cont...
Email validation using jQuery
...lid e-mail, however, it still could be written in better way. None part of domain can start with other char than [a-z0-9] (case insensitive). Also, valid e-mail (and domain) has some len limit, which is also not tested.
– tomis
Jul 5 '13 at 8:42
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When should I use mmap for file access?
... answered Nov 3 '08 at 8:01
Don NeufeldDon Neufeld
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NSInvocation for Dummies?
How exactly does NSInvocation work? Is there a good introduction?
4 Answers
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Are HTTPS URLs encrypted?
...t encrypted. So someone sniffing your traffic could still probably see the domain you're trying to access.
– ChewToy
Jun 19 '13 at 7:35
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Is it possible to have a Subversion repository as a Git submodule?
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Nice technique. Don't you need a 'git init --bare' step on the server, before pushing the git-svn repo there? I had to do this.
– Clayton Stanley
Jan 7 '13 at 22:39
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