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Java - JPA - @Version annotation
How does @Version annotation work in JPA?
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How to add Action Bar from support library into PreferenceActivity?
Action Bar compatibility has been added into support library, revision 18. It now has ActionBarActivity class for creating activities with Action Bar on older versions of Android.
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TypeError: 'dict_keys' object does not support indexing
When I run the shuffle function it raises the following error, why is that?
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What is the purpose of “!” and “?” at the end of method names?
Sometimes I see methods in Ruby that have "?" and "!" at the end of them, e.g:
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Is it possible to make an HTML anchor tag not clickable/linkable using CSS?
For example if I have this:
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How to center a label text in WPF?
How to center a label text in WPF?
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jQuery append() - return appended elements
I'm using jQuery.append() to add some elements dynamically. Is there any way to get a jQuery collection or array of these newly inserted elements?
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Disable messages upon loading a package
I have a package in R (ROCR) that I need to load in my R environment. Upon loading the package, a set of messages are printed. This is ordinarily fine, but since the output of my R script is being used for further analysis I want to completely disable all of this output. How do I do that? Furthe...
Rounding float in Ruby
I'm having problems rounding. I have a float, which I want to round to the hundredth of a decimal. However, I can only use .round which basically turns it into an int, meaning 2.34.round # => 2. Is there a simple effect way to do something like 2.3465 # => 2.35
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How to copy a local Git branch to a remote repo
I've taken the following steps so far:
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