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Can you supply arguments to the map(&:method) syntax in Ruby?
... 5, 7, 9, 11]
But also a lot of other cool stuff, like passing multiple parameters:
arr = ["abc", "babc", "great", "fruit"]
arr.map(&:center.with(20, '*'))
# => ["********abc*********", "********babc********", "*******great********", "*******fruit********"]
arr.map(&:[].with(1, 3))
# ...
Load RSA public key from file
...pair.getPrivate();
}
/** Generates a new key pair
*
* @param int bits
* this is the number of bits in modulus must be 512, 1024, 2048 or so on
*/
public KeyPair generateRSAkys(int bits)
{
kpg.initialize(bits);
keypair = kpg.generateKeyPa...
Ship an application with a database
... to
* access to the application assets and resources.
*
* @param context
*/
public DatabaseHelper(Context context) {
super(context, DB_NAME, null, context.getResources().getInteger(
R.string.databaseVersion));
myContext = context;
// G...
Passing arguments to C# generic new() of templated type
...ver that will only work when you want to call the constructor which has no parameters. Not the case here. Instead you'll have to provide another parameter which allows for the creation of object based on parameters. The easiest is a function.
public static string GetAllItems<T>(..., Func...
Change URL parameters
...n.
/**
* http://stackoverflow.com/a/10997390/11236
*/
function updateURLParameter(url, param, paramVal){
var newAdditionalURL = "";
var tempArray = url.split("?");
var baseURL = tempArray[0];
var additionalURL = tempArray[1];
var temp = "";
if (additionalURL) {
tem...
How to draw a rounded Rectangle on HTML Canvas?
...angle using the current state of the canvas.
* If you omit the last three params, it will draw a rectangle
* outline with a 5 pixel border radius
* @param {CanvasRenderingContext2D} ctx
* @param {Number} x The top left x coordinate
* @param {Number} y The top left y coordinate
* @param {Number...
How to convert a Title to a URL slug in jQuery?
...rved.
* @license http://creativecommons.org/publicdomain/zero/1.0/
*
* @param string s
* @param object opt
* @return string
*/
function url_slug(s, opt) {
s = String(s);
opt = Object(opt);
var defaults = {
'delimiter': '-',
'limit': undefined,
'lowercase': ...
In Android, how do I set margins in dp programmatically?
...
You should use LayoutParams to set your button margins:
LayoutParams params = new LayoutParams(
LayoutParams.WRAP_CONTENT,
LayoutParams.WRAP_CONTENT
);
params.setMargins(left, top, right, bottom);
yourbutton.setLayoutParams...
how to write setTimeout with params by Coffeescript
...
delay = (ms, func) -> setTimeout func, ms
delay 1000, -> something param
Granted, this adds the overhead of an extra function call to every setTimeout you make; but in today's JS interpreters, the performance drawback is insignificant unless you're doing it thousands of times per second. (...
Set the layout weight of a TextView programmatically
...
You have to use TableLayout.LayoutParams with something like this:
TextView tv = new TextView(v.getContext());
tv.setLayoutParams(new TableLayout.LayoutParams(LayoutParams.WRAP_CONTENT, LayoutParams.WRAP_CONTENT, 1f));
The last parameter is the weight.
...