大约有 44,000 项符合查询结果(耗时:0.0691秒) [XML]

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Using Core Data, iCloud and CloudKit for syncing and backup and how it works together

...on't have to write any cloud-specific code, you just need to add listening for incoming changes (which is a lot like changes made on a different managed object context). CloudKit is not related to Core Data. It's not a sync system, it's a transfer system. Meaning that any time you want to read/write...
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How to copy text to clipboard/pasteboard with Swift

I'm looking for a clean example of how to copy text to iOS clipboard that can then be used/pasted in other apps. 4 Answers ...
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Log exception with traceback

... except: handler/block to log the current exception along with the trace information, prepended with a message. import logging LOG_FILENAME = '/tmp/logging_example.out' logging.basicConfig(filename=LOG_FILENAME, level=logging.DEBUG) logging.debug('This message should go to the log file') try: ...
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What does Provider in JAX-RS mean?

...rs must be identified by the @Provider annotation and follow certain rules for constructor declaration. Apart from that, different provider types may have additional annotations, and will implement different interfaces. Entity Providers These providers control the mapping of data representations...
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Reading GHC Core

... intermediate language. Reading Core can help you better understand the performance of your program. Someone asked me for documentation or tutorials on reading Core, but I couldn't find much. ...
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What's the difference between parenthesis $() and curly bracket ${} syntax in Makefile?

...e any differences in invoking variables with syntax ${var} and $(var) ? For instance, in the way the variable will be expanded or anything? ...
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Using the Underscore module with Node.js

...object with the result of my function call. Anyone know what's going on? For example, here is a session from the node.js REPL: ...
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enum - getting value of enum on string conversion

... it returns as object. Ex: if D.x == 10: .... What approach should I take for integers? – alper Apr 24 at 18:49 ...
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What is a non-capturing group in regular expressions?

...ng groups, i.e. (?:) , used in regular expressions and what are they good for? 15 Answers ...
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What is the difference between fastcgi and fpm?

...ame? If they are same, then why do we have two different macports variants for php namely "php5 +fastcgi" and "php5 +fpm" ...