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z-index not working with fixed positioning
I have a div with default positioning (i.e. position:static ) and a div with a fixed position.
8 Answers
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Getter and Setter?
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You can use php magic methods __get and __set.
<?php
class MyClass {
private $firstField;
private $secondField;
public function __get($property) {
if (property_exists($this, $property)) {
return $this->$property;
}
}
public func...
Generating random numbers in Objective-C
I'm a Java head mainly, and I want a way to generate a pseudo-random number between 0 and 74. In Java I would use the method:
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Using Core Data, iCloud and CloudKit for syncing and backup and how it works together
...am in the early stages of creating an app where I would like to save, sync and backup data. The app will not store any files just data in a database. It is going to be iOS 8 and up so I am able to use CloudKit. I did some research and still not clear on how Core Data, iCloud and CloudKit work toge...
Multi-project test dependencies with gradle
I have a multi-project configuration and I want to use gradle.
16 Answers
16
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Is it fine to have foreign key as primary key?
...n to this are tables with a one-to-one relationship, where the foreign key and primary key of the linked table are one and the same.
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Remove empty elements from an array in Javascript
...that are falsy, which include an empty string "", 0, NaN, null, undefined, and false.
You can pass to the filter method, the Boolean constructor function, or return the same element in the filter criteria function, for example:
var filtered = array.filter(Boolean);
Or
var filtered = array.filte...
HTML: Include, or exclude, optional closing tags?
...unless I have a very good reason not to) because it lends to more readable and updateable code.
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Why does Math.Round(2.5) return 2 instead of 3?
...ug. C# is the language - it doesn't decide how Math.Round is implemented.
And secondly, no - if you read the docs, you'll see that the default rounding is "round to even" (banker's rounding):
Return ValueType: System.DoubleThe integer nearest a. If the
fractional component of a is halfway
b...
This app won't run unless you update Google Play Services (via Bazaar)
I'm testing out the new Google Maps API V2 for Android, and I'm getting this message when the app launches:
12 Answers
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