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Gray out image with CSS?
...yImage {
opacity: 0.4;
filter: alpha(opacity=40); /* msie */
}
/* or */
#wrapper {
opacity: 0.4;
filter: alpha(opacity=40); /* msie */
background-color: #000;
}
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impro...
What is a callback?
...o other code.
—Wikipedia: Callback (computer science)
C# has delegates for that purpose. They are heavily used with events, as an event can automatically invoke a number of attached delegates (event handlers).
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Failed to locate the winutils binary in the hadoop binary path
I am getting the following error while starting namenode for latest hadoop-2.2 release. I didn't find winutils exe file in hadoop bin folder. I tried below commands
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Passing multiple error classes to ruby's rescue clause in a DRY fashion
...
You can use an array with the splat operator *.
EXCEPTIONS = [FooException, BarException]
begin
a = rand
if a > 0.5
raise FooException
else
raise BarException
end
rescue *EXCEPTIONS
puts "rescued!"
end
If you are going to use a constant for t...
How do I discover memory usage of my application in Android?
How can I find the memory used on my Android application, programmatically?
9 Answers
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appending array to FormData and send via AJAX
I'm using ajax to submit a multipart form with array, text fields and files.
9 Answers
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Why do you need to invoke an anonymous function on the same line?
...losures and saw this everywhere, but there is no clear explanation how it works - everytime I was just told to use it...:
1...
Java equivalent to #region in C#
I want to use regions for code folding in Eclipse ; how can that be done in Java?
21 Answers
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Recursively counting files in a Linux directory
How can I recursively count files in a Linux directory?
21 Answers
21
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Navigation drawer - disable swipe
...ut.setDrawerLockMode(DrawerLayout.LOCK_MODE_UNLOCKED);
Here you can find more info about DrawerLayout: Android API - DrawerLayout
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