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Meaning of $? (dollar question mark) in shell scripts
...e other special variables like this, as you can see on this online manual: https://www.gnu.org/s/bash/manual/bash.html#Special-Parameters
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How do getters and setters work?
...is->$property = $value;
}
return $this;
}
}
?>
citings:
https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Functions/get
http://tweener.ivank.net/
Getter and Setter?
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Java: is there a map function?
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This is another functional lib with which you may use map: http://code.google.com/p/totallylazy/
sequence(1, 2).map(toString); // lazily returns "1", "2"
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How to get ALL child controls of a Windows Forms form of a specific type (Button/Textbox)?
I need to get all controls on a form that are of type x. I'm pretty sure I saw that code once in the past that used something like this:
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Converting between datetime, Timestamp and datetime64
How do I convert a numpy.datetime64 object to a datetime.datetime (or Timestamp )?
12 Answers
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How can I use map and receive an index as well in Scala?
...e (e, i) => println(i+" "+e) }
0 Mary
1 had
2 a
3 little
4 lamb
From: http://www.artima.com/forums/flat.jsp?forum=283&thread=243570
You also have variations like:
for((e,i) <- List("Mary", "had", "a", "little", "lamb").zipWithIndex) println(i+" "+e)
or:
List("Mary", "had", "a", "li...
is there a Java equivalent to null coalescing operator (??) in C#? [duplicate]
Is it possible to do something similar to the following code in Java
6 Answers
6
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Remove duplicate dict in list in Python
I have a list of dicts, and I'd like to remove the dicts with identical key and value pairs.
12 Answers
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How do I address unchecked cast warnings?
...s.uncheckedCast;
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HashMap<String, String> getItems(javax.servlet.http.HttpSession session) {
return uncheckedCast(session.getAttribute("attributeKey"));
}
Some more discussion about this is here:
http://cleveralias.blogs.com/thought_spearmints/2006/01/suppresswarning.html
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Explain Morris inorder tree traversal without using stacks or recursion
Can someone please help me understand the following Morris inorder tree traversal algorithm without using stacks or recursion ? I was trying to understand how it works, but its just escaping me.
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