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@Basic(optional = false) vs @Column(nullable = false) in JPA
...ipseLink Architecture Committee Member, TopLink Core Technical Lead, JPA 2.0 Expert Group Member) wrote a good answer on this topic so instead of paraphrasing him, I'll quote his answer:
The difference between optional and
nullable is the scope at which they
are evaluated. The definition of
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PostgreSQL disable more output
...ks :)
– Pradip Das
Feb 22 '17 at 8:50
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How to jump directly to a column number in Vim
...citing job of wading through minified javascript code. The lines are upto 600 columns wide. The exception reporting library is kind enough to provide me the exact crash coordinates in the form of line number and column number. However I can't find a way to directly jump to the column number, even th...
The provider is not compatible with the version of Oracle client
I'm trying to use the Oracle ODP.NET 11g (11.1.0.6.20) Instant Client on my ASP.net project as a Data Provider but when I run the aspx page I get a " The provider is not compatible with the version of Oracle client " error message. Any help would be appreciated.
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Why does C++11 not support designated initializer lists as C99? [closed]
...t and initialize the members? The user can also already write Person p = { 0, 0, 18 }; (and for good reasons).
– Johannes Schaub - litb
Sep 11 '13 at 19:48
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Changing Mercurial “Default” Parent URL
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answered May 16 '09 at 10:29
AamirAamir
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How to expand folded package chain in Intellij IDEA?
...ot).
– Carcigenicate
Oct 15 '18 at 20:40
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Compact Middle Packages in Idea Ultimate 2018.02
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What is the difference between .*? and .* regular expressions?
...difference between greedy and non-greedy quantifiers.
Consider the input 101000000000100.
Using 1.*1, * is greedy - it will match all the way to the end, and then backtrack until it can match 1, leaving you with 1010000000001.
.*? is non-greedy. * will match nothing, but then will try to match ext...
jQuery Multiple ID selectors
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rsplakrsplak
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What is Erlang written in?
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Erlang itself is written in Erlang. Sounds strange? Yes, because it is only partially true. OK l...