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How to Sync iPhone Core Data with web server, and then push to other devices? [closed]
...on between multiple devices, such as an iPad or a Mac. There are not many (if any at all) sync frameworks for use with Core Data on iOS. However, I have been thinking about the following concept:
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echo that outputs to stderr
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FYI: if you want to format or do anything besides simply echo the string then you'll have to move the redirect back to the end. For example errcho(){ >&2 echo $@|pr -To5;} won't work. To do something like that you'll have...
Can a class extend both a class and implement an Interface
...umber of interfaces, it was probably a syntax sugar thing. Also, remember, if your subclass implements any interfaces, that would show up in the list of implemented methods too. So putting them in that order makes certain sense.
– Drew
Mar 16 '09 at 21:18
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Regex match one of two words
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Hi quick question, what should I do if I do not want applebanana to match?
– Grover Reyes
Mar 31 at 16:55
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What is the `zero` value for time.Time in Go?
...es it sound like a function call. It's a struct literal with no fields specified. X{} is the zero value of the struct X for any X.
– Russ Cox
Apr 16 '14 at 2:00
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Node.js throws “btoa is not defined” error
...export a programmatic interface, it only provides command line utilities.
If you need to convert to Base64 you could do so using Buffer:
console.log(Buffer.from('Hello World!').toString('base64'));
Reverse (assuming the content you're decoding is a utf8 string):
console.log(Buffer.from(b64Encod...
What is the most efficient way to store tags in a database?
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if there is some thing like tagGroup how to handle it eg the tags are grouped into categories eg : Programming languages : c#,vb,pearl. OS : windows7,dos ,linux etc
– Thunder
Feb 11 '11 ...
Is there a way to hide the scroll indicators in a UIScrollView?
... As of iOS 11, this should be called in viewWillAppear, it doesn't work if called in viewDidLoad
– melvinto
Mar 8 '18 at 17:38
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Fast ceiling of an integer division in C / C++
...x + y - 1) / y;
or (avoiding overflow in x+y)
q = 1 + ((x - 1) / y); // if x != 0
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How to remove focus around buttons on click
...d overriding the button focus style worked for me. This problem may be specific to MacOS with Chrome.
.btn:focus {
outline: none;
box-shadow: none;
}
Note though that this has implications for accessibility and isn't advised until you have a good consistent focus state for your buttons and in...