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Connect Java to a MySQL database
... of doing things. The better way is to get a DataSource, either by looking one up that your app server container already configured for you:
Context context = new InitialContext();
DataSource dataSource = (DataSource) context.lookup("java:comp/env/jdbc/myDB");
or instantiating and configuring one...
How does Go compile so quickly?
...anguages. That's not a random coincidence.
– TheBlastOne
Dec 29 '11 at 21:22
7
18k lines (18364 t...
Convert java.util.Date to String
...lendar is an abstract class, Date is concrete. Date has no idea about TimeZone, Locale, or any of that good stuff that we all never use.
– nckbrz
Mar 13 '14 at 22:40
30
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What do people find difficult about C pointers? [closed]
...eption handler details, and previous registers can safely be left till someone tries to build a compiler.
"Memory is memory is memory" Casting just changes which versions of operators or how much room the compiler gives for a particular chunk of memory. You know you're dealing with this problem when...
What is the list of possible values for navigator.platform as of today? [closed]
...ns they're sticking to the old definition as far as Windows goes, because none of them are compiled for 64-bit thus far. Look on the bright side though: at least they all agree on something for once.
It seems like we're a bit luckier when it comes to handheld and media devices. As you've already sta...
Remove Select arrow on IE
...0 then using below css3 it is possible
select::-ms-expand {
display: none;
}
However if you're interested in jQuery plugin, try Chosen.js or you can create your own in js.
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How to change language of app when user selects language?
...
Good solutions explained pretty well here. But Here is one more.
Create your own CustomContextWrapper class extending ContextWrapper and use it to change Locale setting for the complete application.
Here is a GIST with usage.
And then call the CustomContextWrapper with saved lo...
How to select following sibling/xml tag using xpath
...of all tr elements -- not shown in your question.
Each tr element has only one td with class attribute valued 'name' and only one td with class attribute valued 'desc'.
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How to multiply duration by integer?
... added a line to a function to make it take a random time to return (up to one second)
5 Answers
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Convert a series of parent-child relationships into a hierarchical tree?
...s to a tree structure and another recursive function to print it out. Only one function would suffice but here's two for clarity (a combined function can be found at the end of this answer).
First initialize the array of child/parent pairs:
$tree = array(
'H' => 'G',
'F' => 'G',
...