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Fastest way to determine if an integer is between two integers (inclusive) with known sets of values
... operator.
if ((unsigned)(number-lower) <= (upper-lower))
in_range(number);
With a typical, modern computer (i.e., anything using twos complement), the conversion to unsigned is really a nop -- just a change in how the same bits are viewed.
Note that in a typical case, you can pre-...
How to dump a dict to a json file?
...
@Dan-ish Have you tried json.dump(sample, fp, sort_keys=False ) ? Assuming I understand what you mean.
– Chris Larson
Dec 26 '16 at 5:18
3
...
Should I use encodeURI or encodeURIComponent for encoding URLs?
...
Here is a summary.
escape() will not encode @ * _ + - . /
Do not use it.
encodeURI() will not encode A-Z a-z 0-9 ; , / ? : @ & = + $ - _ . ! ~ * ' ( ) #
Use it when your input is a complete URL like 'https://searchexample.com/search?q=wiki'
encodeURIComponent() will ...
Relative frequencies / proportions with dplyr
...
This answer is based upon Matifou's answer.
First I modified it to ensure that I don't get the freq column returned as a scientific notation column by using the scipen option.
Then I multiple the answer by 100 to get a percent rather th...
Devise form within a different controller
... "resource" you describe from one of my controllers, because my controller base class was missing the following (Rails-API ActionController::API was at fault):
include ActionController::Helpers
Thus the helper methods from Devise could not be resolved in the view.
To make Devise work with Rails-...
Max or Default?
...t I think it'd go something like this:
Dim x = (From y In context.MyTable _
Where y.MyField = value _
Select CType(y.MyCounter, Integer?)).Max
Or in C#:
var x = (from y in context.MyTable
where y.MyField == value
select (int?)y.MyCounter).Max();
...
Adding values to a C# array
...
Based on the answer of Thracx (I don't have enough points to answer):
public static T[] Add<T>(this T[] target, params T[] items)
{
// Validate the parameters
if (target == null) {
targe...
Handling click events on a drawable within an EditText
...ANCEL);
return false;
}
And here's bare-bone listener implementation based on @Mark's answer
public abstract class RightDrawableOnTouchListener implements OnTouchListener {
Drawable drawable;
private int fuzz = 10;
/**
* @param keyword
*/
public RightDrawableOnTouch...
How would I create a UIAlertView in Swift?
...ewController: UIViewController {
@IBAction func showAlertButtonTapped(_ sender: UIButton) {
// create the alert
let alert = UIAlertController(title: "My Title", message: "This is my message.", preferredStyle: UIAlertController.Style.alert)
// add an action (button)
...
Xamarin 2.0 vs Appcelerator Titanium vs PhoneGap [duplicate]
...evin Whinnery blog.
PhoneGap
The purpose of PhoneGap is to allow HTML-based web applications to
be deployed and installed as native applications. PhoneGap web
applications are wrapped in a native application shell, and can be
installed via the native app stores for multiple platforms.
A...