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Why can't enum's constructor access static fields?
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The constructor is called before the static fields have all been initialized, because the static fields (including those representing the enum values) are initialized in textual order, and the enum values always come before the other fields. Note that in your class example you haven't shown where ...
When do I need to use AtomicBoolean in Java?
...e threads need to check and change the boolean. For example:
if (!initialized) {
initialize();
initialized = true;
}
This is not thread-safe. You can fix it by using AtomicBoolean:
if (atomicInitialized.compareAndSet(false, true)) {
initialize();
}
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Understanding $.proxy() in jQuery
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How to display unique records from a has_many through relationship?
...l Tyng
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answered May 1 '11 at 5:30
mbreiningmbreining
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Git: Set up a fetch-only remote?
...171
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answered Sep 26 '11 at 14:02
Daniel BrockmanDaniel Brockman
16k33 go...
Modifying a query string without reloading the page
... information:
http://diveintohtml5.info/history.html
https://developer.mozilla.org/en-US/docs/Web/Guide/API/DOM/Manipulating_the_browser_history
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Percentage Height HTML 5/CSS
...gt; to a certain percentage height in CSS, but it just remains the same size as the content inside it. When I remove the HTML 5 <!DOCTYTPE html> however, it works, the <div> taking up the whole page as desired. I want the page to validate, so what should I do?
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What's the (hidden) cost of Scala's lazy val?
One handy feature of Scala is lazy val , where the evaluation of a val is delayed until it's necessary (at first access).
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Set a persistent environment variable from cmd.exe
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answered May 5 '11 at 13:09
Vik DavidVik David
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background function in Python
...nus
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answered Aug 23 '11 at 23:14
TorelTwiddlerTorelTwiddler
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