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Using Core Data, iCloud and CloudKit for syncing and backup and how it works together
...t a sync system, it's a transfer system. Meaning that any time you want to read/write cloud data, you need to make explicit CloudKit API calls to do so. Nothing happens automatically. CloudKit does not store data on the device, so the data is not available if the device is offline. CloudKit also add...
How do you unit test private methods?
...imized, you might see different behavior and different timings. In multithreaded code this means your unit tests won't appropriately detect race conditions. Much better is to use reflection via @AmazedSaint's suggestion below or use the built-in PrivateObject/PrivateType. This allows you to see p...
HTTP 401 - what's an appropriate WWW-Authenticate header value?
...uthentication for an example request and response.
You might also want to read RFC 2617 - HTTP Authentication: Basic and Digest Access Authentication.
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Find unmerged Git branches?
I have a Git repository with many branches, some of them already merged and some not. Since the number of branches is quite large, how can I determine which branches have not yet been merged? I would like to avoid having to do an "octopus" merge and re-merging branches that have already been merged....
Tables instead of DIVs [duplicate]
...es for newspaper-style columns. This is not tabular data - you would still read it linearly. Something like css columns is more appropriate.
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PHP cURL vs file_get_contents
...rill chuck that requires you to know it pretty well to actually change it (read: setting cURL options is a bit tedious, but allows for doing anything you want).
– poke
Jun 16 '12 at 16:09
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How far can memory leaks go?
...no tomorrow, or dangling FILE * s like dirty laundry. I generally assume (read: hope desperately) that all memory is cleaned up at least when the program terminates. Are there any situations where leaked memory won't be collected when the program terminates, or crashes?
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What are forward declarations in C++?
..., float b), but accidentally forgot to write it, but the linker found an already existing int add(int a, int b) and thought that was the right one and used that instead. Your code would compile, but wouldn't be doing what you expected.
So, just to keep things explicit and avoid the guessing etc, th...
How to update bower.json with installed packages?
...lled components as dependencies?". This will take your current bower.json, read it and then create new one using information from the old one. So in an ideal case you will have the same file just with extraneous packages added.
Warning: Firstly, there might be something lost in the process (e.g. de...
Is there a way to create your own html tag in HTML5?
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I'm not so sure about these answers. As I've just read:
"CUSTOM TAGS HAVE ALWAYS BEEN ALLOWED IN HTML."
http://www.crockford.com/html/
The point here being, that HTML was based on SGML. Unlike XML with its doctypes and schemas, HTML does not become invalid if a browser doe...