大约有 11,000 项符合查询结果（耗时：0.0217秒） [XML]
Why invoke Thread.currentThread.interrupt() in a catch InterruptException block?
... answered Feb 5 '11 at 12:28
Péter TörökPéter Török
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Dynamic instantiation from string name of a class in dynamically imported module?
... answered Jun 19 '15 at 14:56
Régis B.Régis B.
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Rails find_or_create_by more than one attribute?
...
You can do:
User.find_or_create_by(first_name: 'Penélope', last_name: 'Lopez')
User.where(first_name: 'Penélope', last_name: 'Lopez').first_or_create
Or to just initialize:
User.find_or_initialize_by(first_name: 'Penélope', last_name: 'Lopez')
User.where(first_name: 'Pe...
Why 0 is true but false is 1 in the shell?
... having here its meaning from ordinary language).
– Rémi Peyre
May 4 '15 at 20:37
1
I think I co...
java.net.UnknownHostException: Invalid hostname for server: local
...nswered Jun 26 '11 at 13:37
André LaszloAndré Laszlo
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Is there an easy way to request a URL in python and NOT follow redirects?
...ar 18 '11 at 13:33
Carles BarrobésCarles Barrobés
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Find if current time falls in a time range
...answered Nov 11 '16 at 9:50
André Snede KockAndré Snede Kock
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How do I schedule jobs in Jenkins?
... answered Sep 18 '12 at 8:02
Cédric JulienCédric Julien
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How can a string be initialized using “ ”?
... answered Jul 5 '13 at 13:05
René LinkRené Link
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Best way to create an empty object in JSON with PHP?
...ed Dec 21 '11 at 20:24
Filip Roséen - refpFilip Roséen - refp
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