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Should I test private methods or only public ones? [closed]
... The problem here is that those "future code changes" invariably mean refactoring the inner workings of some class. This happens so often that writing tests creates a barrier to refactoring.
– Outlaw Programmer
Sep 19 '08 at 20:30
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How to write a Python module/package?
... uploading your package to PyPI using setuptools and twine.
This is by no means a substitute for reading at least the tutorial, there is much more to it than covered in this very basic example.
Creating the package itself is already covered by other answers here, so let us assume we have that step...
How to kill zombie process
...nate the zombie. (After the parent dies, the zombie will be inherited by pid 1, which will wait on it and clear its entry in the process table.) If your daemon is spawning children that become zombies, you have a bug. Your daemon should notice when its children die and wait on them to determine t...
How to access java-classes in the default-package?
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@SuzanCioc do you mean: "why after J2SE1.4, can you no longer access the default package?"
– VonC
Jan 18 '14 at 14:33
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SQL selecting rows by most recent date
...g query and results, I'm looking for the most recent entry where the ChargeId and ChargeType are unique.
5 Answers
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In php, is 0 treated as empty?
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@mysqllearner: isset returns True if $var=0. But what you mean with if(isset($var) && $var != 0) is the same as empty
– Felix Kling
Feb 8 '10 at 9:26
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Converting a date string to a DateTime object using Joda Time library
...e single quotes around the ZZ it worked. I wonder what these single quotes mean...
– Stephane
Nov 8 '14 at 17:13
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How to remove duplicate white spaces in string using Java?
...ll("\\s+", " "));
outputs
lorem ipsum dolor sit.
What does that \s+ mean?
\s+ is a regular expression. \s matches a space, tab, new line, carriage return, form feed or vertical tab, and + says "one or more of those". Thus the above code will collapse all "whitespace substrings" longer than o...
How to list files in an android directory?
... the assets folder. Either you enumerate files within the assets folder by means of AssetManager.list() or you enumerate files on your SD card by means of File.list()
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Easy idiomatic way to define Ordering for a simple case class
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My personal favorite method is to make use of the provided implicit ordering for Tuples, as it is clear, concise, and correct:
case class A(tag: String, load: Int) extends Ordered[A] {
// Required as of Scala 2.11 for reasons unknown - the companion to Ordered
// should alr...