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PHP & mySQL: Year 2038 Bug: What is it? How to solve it?

...roblem affects all software and systems that store system time as a signed 32-bit integer, and interpret this number as the number of seconds since 00:00:00 UTC on January 1, 1970." Why does it occur and what happens when it occurs? Times beyond 03:14:07 UTC on Tuesday, 19 January 2038 will 'wra...
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SecItemAdd and SecItemCopyMatching returns error code -34018 (errSecMissingEntitlement)

Sometimes when I run an application on device from Xcode I would try to access the keychain but fail due to error -34018. This doesn't match any of the documented keychain error codes and can't be consistently reproduced. (happens maybe 30% of the time, and it's not clear to me why it happens). What...
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What is the difference between CascadeType.REMOVE and orphanRemoval in JPA?

...000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 47.1084 7.58816C47.4091 7.46349 47.7169 7.36433 48.0099 7.26993C48.9099 6.97997 49.672 6.73443 49.672 5.93063C49.672 5.22043 48.9832 4.61182 48.1414 4.61182C47.4335 4.61182 46.7256 4.91628 46.0943 5.50789C45.7307 4.9328 4...
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What is global::?

... codercoder 1,88633 gold badges1919 silver badges3232 bronze badges 15 ...
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How to darken a background using CSS?

... image */ url(http://fc02.deviantart.net/fs71/i/2011/274/6/f/ocean__sky__stars__and_you_by_muddymelly-d4bg1ub.png); } Reference: linear-gradient() - CSS | MDN UPDATE: Not all browsers support RGBa, so you should have a 'fallback color'. This color will be most likely be solid (...
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Nginx缓存解决方案:SRCache - 更多技术 - 清泛网 - 专注C/C++及内核技术

...red.phoenix_status) local key = ngx.var.arg_key local index = ngx.crc32_long(key) % #phoenix["memcached"] + 1 local config = phoenix["memcached"][index] local default = phoenix["memcached"]["default"] local host = config["host"] or default["host"] local port = config["p...
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What are the differences between type() and isinstance()?

...ne is not better; they are for different things. – EL_DON Apr 30 '17 at 2:30 Please can you tell me - why have you use...
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How to print out more than 20 items (documents) in MongoDB's shell?

...ahith VibudhiSahith Vibudhi 2,4791515 silver badges2323 bronze badges add a comment  |  ...
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Scatterplot with too many points

...ect sense. Thanks, both Aaron and Charlie. – user702432 Oct 12 '11 at 3:58 12 Minor note; the num...
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How to check if an object is a certain type

...le, Object) Debug.Print(MyValInt.GetType.ToString) 'Returns System.Int32 Debug.Print(MyValDble.GetType.ToString) 'Returns System.Double Debug.Print(MyObj.GetType.ToString) 'Returns System.Double Debug.Print(MyValInt.GetType.GetType.ToString) 'Returns System.RuntimeType Debug.Pr...