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What is the optimal algorithm for the game 2048?
...sed around in a single machine register.
Bit shift operations are used to extract individual rows and columns. A single row or column is a 16-bit quantity, so a table of size 65536 can encode transformations which operate on a single row or column. For example, moves are implemented as 4 lookups in...
What is the purpose of double curly braces in React's JSX syntax?
...{rawMarkup}? Is it because the object {__html: rawMarkup} is mutable and a string isn't?
– Brian Kung
Mar 1 '15 at 21:02
2
...
How do you run NUnit tests from Jenkins?
... is the content of the powershell file that runs our unit tests:
param(
[string] $sourceDirectory = $env:WORKSPACE
, $fileFilters = @("*.UnitTests.dll", "*_UnitTests.dll", "*UnitTests.dll")
, [string]$filterText = "*\bin\Debug*"
)
#script that executes all unit tests available.
$nUnitLog = Join-P...
JavaScript: clone a function
...possibly other engines), this changes the behavior of Function.prototype.toString(). Calling .toString() on the bound function will give you a string like function () { [native code] } instead of the full function's contents.
– GladstoneKeep
Jul 30 '17 at 14:07...
Why declare a struct that only contains an array in C?
...
You can use struct to make a new type of data like string. you can define :
struct String {
char Char[MAX];
};
or you can create a List of data that you can use it by argument of functions or return it in your methods. The struct is more flexible than an array, because...
C# Float expression: strange behavior when casting the result float to int
...With this class you can really visualize the value of a floating number as string. Double and float are both floating numbers, decimal is not (it is a fixed point number).
Sample
DoubleConverter.ToExactString((6.2f * 10))
// output 61.9999980926513671875
More Information
Jon Skeet's DoubleConv...
How do I create a URL shortener?
...
I would continue your "convert number to string" approach. However, you will realize that your proposed algorithm fails if your ID is a prime and greater than 52.
Theoretical background
You need a Bijective Function f. This is necessary so that you can find a inve...
How can I pass a list as a command-line argument with argparse?
...
What about a list of strings? This turns multiple string arguments ("wassup", "something", and "else")into a list of lists that looks like this: [['w', 'a', 's', 's', 'u', 'p'], ['s', 'o', 'm', 'e', 't', 'h', 'i', 'n', 'g'], ['e', 'l', 's', 'e']]...
Ruby: Easiest Way to Filter Hash Keys?
...n use the select method. You'll need to convert the key from a Symbol to a String to do the regexp match. This will give you a new Hash with just the choices in it.
choices = params.select { |key, value| key.to_s.match(/^choice\d+/) }
or you can use delete_if and modify the existing Hash e.g.
pa...
How to get a list of file names in different lines
...e with ls , so that each filename will be on a seperate line, without the extra details supplied by ls -l . I looked at ls --help and didn't find a solution. I tried doing
...