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Calculating sum of repeated elements in AngularJS ng-repeat
...s over the collection twice. this is fine for small collections, but what if the collection is rather large? it seems like in ng-repeat there should be a way to have a running sum on a given object field.
– icfantv
Aug 6 '14 at 16:14
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How to check whether a string contains a substring in JavaScript?
...iler like Babel, a shim library like es6-shim, or this polyfill from MDN:
if (!String.prototype.includes) {
String.prototype.includes = function(search, start) {
'use strict';
if (typeof start !== 'number') {
start = 0;
}
if (start + search.length > this.length) {
...
Test a string for a substring [duplicate]
Is there an easy way to test a Python string "xxxxABCDyyyy" to see if "ABCD" is contained within it?
2 Answers
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jQuery - Detecting if a file has been selected in the file input [duplicate]
... add IDs to your input and span so you can select based on those to be specific to the elements you are concerned with and not other file inputs or spans in the DOM.
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CSS rule to apply only if element has BOTH classes [duplicate]
...
Also: .abc.xyz is more specific than .abc or .xyz or div so !important is not necessary.
– Jan
Apr 26 '11 at 21:29
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Correct way to override Equals() and GetHashCode() [duplicate]
...de bool Equals(object obj)
{
var item = obj as RecommendationDTO;
if (item == null)
{
return false;
}
return this.RecommendationId.Equals(item.RecommendationId);
}
public override int GetHashCode()
{
return this.RecommendationId.GetHashCode();
}
...
Navigation bar show/hide
...rhaps with CACurrentMediaTime(). Or test the result from [touch tapCount].
If you get two taps, your subclassed view issues an NSNotification that your view controller has registered to listen for.
When your view controller hears the notification, it fires a selector that either hides or shows the n...
Difference between signed / unsigned char [duplicate]
So I know that the difference between a signed int and unsigned int is that a bit is used to signify if the number if positive or negative, but how does this apply to a char ? How can a character be positive or negative?
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Replacing instances of a character in a string
This simple code that simply tries to replace semicolons (at i-specified postions) by colons does not work:
13 Answers
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How does RewriteBase work in .htaccess
...e engine
RewriteEngine On
RewriteBase /~new/
# add trailing slash if missing
rewriteRule ^(([a-z0-9\-]+/)*[a-z0-9\-]+)$ $1/ [NC,R=301,L]
This is a real rule I used to ensure that URLs have a trailing slash. This will convert
http://www.example.com/~new/page
to
http://www.exampl...