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Do I need elements in persistence.xml?
... <description>This unit manages orders and customers.
It does not rely on any vendor-specific features and can
therefore be deployed to any persistence provider.
</description>
<jta-data-source>jdbc/MyOrderDB</jta-data-source>
&...
input type=file show only button
...t style behavior with different mobile browsers. Now my file input control does not stand out like a sore thumb with the rest of my layout. Thanks much, wish I could up vote more than 1.
– Highdown
Aug 16 '16 at 15:21
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sql primary key and index
...he primary key. If I query off the ID often do I also need to index it? Or does it being a primary key mean it's already indexed?
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Why does running the Flask dev server run itself twice?
I'm using Flask for developing a website and while in development I run flask using the following file:
6 Answers
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Print all the Spring beans that are loaded
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applicationContext.getBeanDefinitionNames() does not show the beans which are registered without BeanDefinition instance. You will not be able to list singleton beans which are registered manually. ex-:) you can not list environment, systemProperties,systemEnvironment ...
Parsing HTML into NSAttributedText - how to set font?
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sorry - this solution does NOT work for me, the font is not set to the desired font. - instead of using self.font.fontName and instead using self.font.familyName does set the desired font but then the HTML tags are not preserved. see solution bel...
iReport not starting using JRE 8
...taller. But when I try to start the iReport it shows the splash screen but does not start.
10 Answers
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How can I capture the result of var_dump to a string?
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Try var_export
You may want to check out var_export — while it doesn't provide the same output as var_dump it does provide a second $return parameter which will cause it to return its output rather than print it:
$debug = var_export($my_var, true);
Why?
I prefer this one-liner to usi...
Why can outer Java classes access inner class private members?
...e access to private members of their outer class. But the question is why does the outer class have access to private members of nested classes.
– Andrew
Feb 29 '12 at 18:04
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Fixed width buttons with Bootstrap
Does Bootstrap support fixed width buttons? Currently if I have 2 buttons, "Save" and "Download", the button size changes based on content.
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