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When do I need to use AtomicBoolean in Java?
How I can use AtomicBoolean and what is that class for?
5 Answers
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Understanding $.proxy() in jQuery
From docs I understand that .proxy() would change the scope of the function passed as an argument. Could someone please explain me this better? Why should we do this?
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How to display unique records from a has_many through relationship?
I'm wondering what is the best way to display unique records from a has_many, through relationship in Rails3.
4 Answers
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Git: Set up a fetch-only remote?
When I run git remote -v in one of my Git repositories that has a remote(s) configured, I see that each remote has both fetch and push specs:
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Modifying a query string without reloading the page
I am creating a photo gallery, and would like to be able to change the query string and title when the photos are browsed.
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Converting JSON String to Dictionary Not List
I am trying to pass in a JSON file and convert the data into a dictionary.
6 Answers
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Using awk to remove the Byte-order mark
How would an awk script (presumably a one-liner) for removing a BOM look like?
5 Answers
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Percentage Height HTML 5/CSS
I am trying to set a <div> 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 shoul...
What's the (hidden) cost of Scala's lazy val?
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This is taken from the scala mailing list and gives implementation details of lazy in terms of Java code (rather than bytecode):
class LazyTest {
lazy val msg = "Lazy"
}
is compiled to something equivalent to the following Java code:
cl...
Set a persistent environment variable from cmd.exe
I have to set environment variables on different windows machines, but I don't want to be bothered changing them manually by getting on the properties screen of "My Computer"
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