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Return number of rows affected by UPDATE statements
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22
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Difference between var_dump,var_export & print_r
...> array (0 => '42',),
)
Personally, I think var_export is the best compromise of concise and precise.
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How to write a Ruby switch statement (case…when) with regex and backreferences?
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@Yossi Do you have a source for your comment regarding thread safety? I just did an experiment in ruby 1.8.7 that seems to indicate that it is thread-safe! (Thread matching a regex every one second - checking in irb if local matches are getting clobbered)
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Equal sized table cells to fill the entire width of the containing table
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113
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Difference between a Seq and a List in Scala
...which is equivalent to Java's interface, but with the equivalent of up-and-coming defender methods. Scala's List is an abstract class that is extended by Nil and ::, which are the concrete implementations of List.
So, where Java's List is an interface, Scala's List is an implementation.
Beyond tha...
Android: create a popup that has multiple selection options
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Assert an object is a specific type
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You can use the assertThat method and the Matchers that comes with JUnit.
Take a look at this link that describes a little bit about the JUnit Matchers.
Example:
public class BaseClass {
}
public class SubClass extends BaseClass {
}
Test:
import org.junit.Test;
import stat...
AsyncTaskLoader vs AsyncTask
Since Honeycomb and the v4 Compatibility Library it is possible to use AsyncTaskLoader . From what I understand, the AsyncTaskLoader can survive through config changes like screen flips.
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