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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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How can I convert a PFX certificate file for use with Apache on a linux server?
...ey.
Update your Apache configuration file with:
<VirtualHost 192.168.0.1:443>
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SSLEngine on
SSLCertificateFile /path/to/domain.cer
SSLCertificateKeyFile /path/to/domain.key
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</VirtualHost>
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Meaning of acronym SSO in the context of std::string
...tions of std::string create a small automatic array, something like char [20]. If you have a string that is 20 characters or smaller (given this example, the actual size varies), it stores it directly in that array. This avoids the need to call new at all, which speeds things up a bit.
EDIT:
I was...
Cookies on localhost with explicit domain
...or PHP, see comments on http://php.net/manual/en/function.setcookie.php#73107.
If working with the Java Servlet API, don't call the cookie.setDomain("...") method at all.
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codestyle; put javadoc before or after annotation?
... edited Sep 27 '13 at 4:37
n00begon
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answered Jun 24 '10 at 12:37
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Entity framework code-first null foreign key
...l do?
– Shawn Mclean
Apr 14 '11 at 20:11
34
Virtual is necessary for lazy loading.
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Using numpad in Vi (Vim) via PuTTY
...
+100
The answer is in Numpad in PuTTY while using vi [Cialug]:
In the configuration, go to Terminal->Features and check "Disable
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TypeError: Cannot read property 'then' of undefined
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edited Apr 12 '18 at 13:00
Saravanan Sachi
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ans...
Setting environment variables for accessing in PHP when using Apache
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Something along the lines:
<VirtualHost hostname:80>
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SetEnv VARIABLE_NAME variable_value
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</VirtualHost>
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Get the current file name in gulp.src()
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edited May 22 '14 at 22:40
answered May 22 '14 at 22:34
Vi...