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Proper use of beginBackgroundTaskWithExpirationHandler
I'm a bit confused about how and when to use beginBackgroundTaskWithExpirationHandler .
5 Answers
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How do I prevent site scraping? [closed]
...ther music sites scraping our site's data (I enter dummy Artist names here and there and then do google searches for them).
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Creating a URL in the controller .NET MVC
...s "Default" (as it was when I created my project).
– Andy
Sep 23 '14 at 15:51
3
You don't need to...
Always pass weak reference of self into block in ARC?
...am a little confused about block usage in Objective-C. I currently use ARC and I have quite a lot of blocks in my app, currently always referring to self instead of its weak reference. May that be the cause of these blocks retaining self and keeping it from being dealloced ? The question is, sho...
iTunes Connect: How to choose a good SKU?
...s (or something like that). But you shouldnt mind, because when its unique and sounds nice to you it all right ;)
– Dennis Stritzke
Jan 3 '12 at 10:51
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How do sessions work in Express.js with Node.js?
...lient, with a key (which the server will use to retrieve the session data) and a hash (which the server will use to make sure the cookie data hasn't been tampered with, so if you try and change a value the cookie will be invalid)
The session data, as opposed to some frameworks (e.g. Play Framework!)...
What is the difference between children and childNodes in JavaScript?
I have found myself using JavaScript and I ran across childNodes and children properties. I am wondering what the difference between them is. Also is one preferred to the other?
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Introducing FOREIGN KEY constraint may cause cycles or multiple cascade paths - why?
I've been wrestling with this for a while and can't quite figure out what's happening. I have a Card entity which contains Sides (usually 2) - and both Cards and Sides have a Stage. I'm using EF Codefirst migrations and the migrations are failing with this error:
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How to check if element exists using a lambda expression?
Specifically, I have TabPane, and I would like to know if there is element with specific ID in it.
3 Answers
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Extract a number from a string (JavaScript)
I have a string in JavaScript like #box2 and I just want the 2 from it.
21 Answers
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