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Removing “NUL” characters
...ollowing:
//The hexidecimal 0x0 is the null character
mystring.Contains(Convert.ToChar(0x0).ToString() );
// This will replace the character
mystring = mystring.Replace(Convert.ToChar(0x0).ToString(), "");
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Finding all possible combinations of numbers to reach a given sum
...])=15
This type of algorithms are very well explained in the following Standford's Abstract Programming lecture - this video is very recommendable to understand how recursion works to generate permutations of solutions.
Edit
The above as a generator function, making it a bit more useful. Require...
Why would I make() or new()?
...ents dedicate many paragraphs to explaining the difference between new() and make() , but in practice, you can create objects within local scope and return them.
...
What are “named tuples” in Python?
...u may just want to use a dictionary in this situation. Named tuples can be converted to dictionaries using pt1._asdict() which returns {'x': 1.0, 'y': 5.0} and can be operated upon with all the usual dictionary functions.
As already noted, you should check the documentation for more information f...
Static fields on a null reference in Java
...ver you access a static variable or method with objects at compile time it converted to Class name. eg:
Main main = null;
System.out.println(main.value);
It will print the value of static variable value because at compile time It will be converted to
System.out.println(Main.value);
Proof:
do...
How does one generate a random number in Apple's Swift language?
I realize the Swift book provided an implementation of a random number generator. Is the best practice to copy and paste this implementation in one's own program? Or is there a library that does this that we can use now?
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Trying to fix line-endings with git filter-branch, but having no luck
...s from the previous command and runs them through the utility 'fromdos' to convert the line-endings.
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How can mixed data types (int, float, char, etc) be stored in an array?
...mbiguation page for "discriminated union" - "disjoint union" in set theory and, as @H2CO3 mentioned, "tagged union" in computer science.
– Izkata
Sep 2 '13 at 17:38
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What does InitializeComponent() do, and how does it work in WPF?
...dComponent() loads the XAML file that is located at the passed in URI, and converts it to an instance of the object that is specified by the root element of the XAML file.
In more detail, LoadComponent creates an instance of the XamlParser, and builds a tree of the XAML. Each node is parsed by the ...
Java: Equivalent of Python's range(int, int)?
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From Java 8, IntStream and LongStream have methods range and rangeClosed.
– Jose Manuel Gomez Alvarez
Dec 19 '18 at 22:51
a...