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Hibernate vs JPA vs JDO - pros and cons of each? [closed]
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112
Some notes:
JDO and JPA are both specifications, not implementations.
The idea is you can swap...
“Unsafe JavaScript attempt to access frame with URL…” error being continuously generated in Chrome w
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answered Jul 25 '10 at 2:33
Dagg NabbitDagg Nabbit
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Android: open activity without save into the stack
I have 2 activities: Main and List.
10 Answers
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Find difference between timestamps in seconds in PostgreSQL
I have a table in PostgreSQL 8.3 with 2 timestamp columns. I would like to get the difference between these timestamps in seconds. Could you please help me how to get this done?
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Is a Python dictionary an example of a hash table?
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249
Yes, it is a hash mapping or hash table. You can read a description of python's dict implement...
Regex exactly n OR m times
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answered Dec 14 '12 at 8:10
Mark ByersMark Byers
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Using -performSelector: vs. just calling the method
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edited Sep 29 '09 at 18:25
bbum
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Would it be beneficial to begin using instancetype instead of id?
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answered Jan 23 '12 at 18:47
Catfish_ManCatfish_Man
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Open a file with su/sudo inside Emacs
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answered Sep 19 '08 at 2:17
EfForEffortEfForEffort
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