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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...
C# properties: how to use custom set property without private field?
...
You can try something like this:
public string Name { get; private set; }
public void SetName(string value)
{
DoSomething();
this.Name = value;
}
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Rails params explained?
...re really just a series of key-value pairs where the key and the value are strings, but Ruby on Rails has a special syntax for making the params be a hash with hashes inside. For example, if the user's browser requested
http://www.example.com/?vote[item_id]=1&vote[user_id]=2
then params[:vote...
Determine function name from within that function (without using traceback)
...
functionNameAsString = sys._getframe().f_code.co_name
I wanted a very similar thing because I wanted to put the function name in a log string that went in a number of places in my code. Probably not the best way to do that, but here's a ...
jQuery: serialize() form and other parameters
...
serialize() effectively turns the form values into a valid querystring, as such you can simply append to the string:
$.ajax({
type : 'POST',
url : 'url',
data : $('#form').serialize() + "&par1=1&par2=2&par3=232"
}
...
Reusable library to get human readable version of file size?
...**exponent
unit, num_decimals = unit_list[exponent]
format_string = '{:.%sf} {}' % (num_decimals)
return format_string.format(quotient, unit)
if num == 0:
return '0 bytes'
if num == 1:
return '1 byte'
To make it more clear what is going on, we can om...
Converting JSON String to Dictionary Not List
..., "cust_state":new_cust_state, "cust_contry":new_cust_contry};
//apply stringfy method on json
data = JSON.stringify(data);
//insert data into database using javascript ajax
var send_data = new XMLHttpRequest();
send_data.open("GET", "http://localhost:8000...
What does the caret operator (^) in Python do?
...that means I can craft my own operator which allows int concatenation with strings? man, python is way complex than I thought
– K DawG
Oct 18 '13 at 13:47
1
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Error: No default engine was specified and no extension was provided
...gine require() cache
* - `root` root path for view lookup
*
* @param {String} name
* @param {Object} options
* @api private
*/
function View(name, options) {
options = options || {};
this.name = name;
this.root = options.root;
var engines = options.engines;
this.defaultEngine = op...
Check if a variable is of function type
...tion isFunction(functionToCheck) {
return functionToCheck && {}.toString.call(functionToCheck) === '[object Function]';
}
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