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UIDevice uniqueIdentifier deprecated - What to do now?

...oss reinstalls and apps (if the hashing is done in the same way). Anyways, nowadays (2013) this isn't necessary any more except if you need a "stable" device identifier on iOS < 6.0. Edit 4: In iOS 7, Apple now always returns a fixed value when querying the MAC to specifically thwart the MAC as ...
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Writing unit tests in Python: How do I start? [closed]

I completed my first proper project in Python and now my task is to write tests for it. 7 Answers ...
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What's the difference between Task.Start/Wait and Async/Await?

...er, a friend walks in and sits down next to you and starts a conversation. Now you have two choices. You can ignore your friend until the task is complete -- you can wait until your soup arrives and do nothing else while you are waiting. Or you can respond to your friend, and when your friend stops ...
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PHP Pass by reference in foreach [duplicate]

... the output I was able to understand: $v gets the item [0](zero). $a[3] is now zero $v gets the item [1](one). $a[3] is now one $v gets the item [2](two). $a[3] is now two $v gets the item [3](two). $a[3] is now two – Eduardo Sep 2 '13 at 2:18 ...
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How can I change the version of npm using nvm?

...nce this question was first answered, as noted in a newer answer, there is now a command for this: nvm now has a command to update npm. It's nvm install-latest-npm or nvm install --latest-npm. nvm install-latest-npm: Attempt to upgrade to the latest working npm on the current node version nvm...
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How to empty a Heroku database

...e, if you are using SHARED_DATABASE_URL: $ heroku pg:reset DATABASE_URL Now to recreate the database with nothing in it: $ heroku run rake db:migrate To populate the database with your seed data: $ heroku run rake db:seed ---OR--- You can combine the last two (migrate & seed) into on...
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is there a css hack for safari only NOT chrome?

im trying to find a css hack for just safari NOT chrome, i know these are both webkit browsers but im having problems with div alignments in chrome and safari, each displays differently. ...
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Why do people put code like “throw 1; ” and “for(;;);” in front of json responses? [du

...Chrome (5) are still vulnerable to this. Another attack that all browsers now disallow was to redefine constructor functions: Array= function() { alert('I steal '+this); }; [1, 2, 3] And for now, IE8's implementation of properties (based on the ECMAScript Fifth Edition standard and Object.d...
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Remove large .pack file created by git

... a load of files in to a branch and merged and then had to remove them and now I'm left with a large .pack file that I don't know how to get rid of. ...
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Why does this go into an infinite loop?

...at I personally haven't done all that much Java development; so for all I know there could be much more idiomatic ways to illustrate this point. Perhaps if we write out a method to do the equivalent of what x++ does it will make this clearer. public MutableInt postIncrement(MutableInt x) { i...