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Red black tree over avl tree
...ack tree.
AVL trees store the balance factor at each node. This takes O(N) extra space. However, if we know that the keys that will be inserted in the tree will always be greater than zero, we can use the sign bit of the keys to store the colour information of a red-black tree. Thus, in such cases r...
how to convert milliseconds to date format in android?
...dar;
public class Test {
/**
* Main Method
*/
public static void main(String[] args) {
System.out.println(getDate(82233213123L, "dd/MM/yyyy hh:mm:ss.SSS"));
}
/**
* Return date in specified format.
* @param milliSeconds Date in milliseconds
* @param dateFormat Date format
* @return S...
What is the worst real-world macros/pre-processor abuse you've ever come across?
...t;< s << std::endl;}};
struct S{F out;};
public static void main(String[] args) {
System.out.println("Hello World!");
}
Challenge: Can anyone do it with fewer defines and structs? ;-)
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Using multiple arguments for string formatting in Python (e.g., '%s … %s')
I have a string that looks like '%s in %s' and I want to know how to seperate the arguments so that they are two different %s. My mind coming from Java came up with this:
...
Command not found error in Bash variable assignment
...
STR = "foo"
bash tries to run a command named STR with 2 arguments (the strings '=' and 'foo')
When you write:
STR =foo
bash tries to run a command named STR with 1 argument (the string '=foo')
When you write:
STR= foo
bash tries to run the command foo with STR set to the empty string in ...
Render a string in HTML and preserve spaces and linebreaks
...
I guess the 'problem' with MVC is that if I change the string as you suggest it will display the '&nbsp;' instead of the spaces, unless I use @Html.Raw(). Then I have to be concerned about xss and the user entering bad html. I could however encode the strings on insert so tha...
Can an int be null in Java?
...
A great way to find out:
public static void main(String args[]) {
int i = null;
}
Try to compile.
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How to parse a date? [duplicate]
...h a different format.
To parse your "Thu Jun 18 20:56:02 EDT 2009" date string you need a SimpleDateFormat like this (roughly):
SimpleDateFormat parser=new SimpleDateFormat("EEE MMM d HH:mm:ss zzz yyyy");
Use this to parse the string into a Date, and then your other SimpleDateFormat to turn th...
What's the difference between %s and %d in Python string formatting?
...
They are used for formatting strings. %s acts a placeholder for a string while %d acts as a placeholder for a number. Their associated values are passed in via a tuple using the % operator.
name = 'marcog'
number = 42
print '%s %d' % (name, number)
w...
An item with the same key has already been added
...operty (that should have been private) that only differed in case.
public string PropertyName {get;set;} // actually set propertyName, get propertyName
public string propertyName {get;set;}
should have been
public string PropertyName {get;set;}
private string propertyName {get;set;}
...