大约有 47,000 项符合查询结果（耗时：0.1317秒） [XML]
Auto-loading lib files in Rails 4
...ne in an initializer to autoload code in my /lib directory during development:
4 Answers
...
Managing CSS Explosion
...Frequently clean up CSS files, fuse together multiple definitions of the same class. Remove obsolete definitions immediately.
When adding CSS during fixing bugs, leave a comment as to what the change does ("This is to make sure the box is left aligned in IE < 7")
Avoid redundancies, e.g. defining...
Interface defining a constructor signature?
It's weird that this is the first time I've bumped into this problem, but:
18 Answers
...
@RunWith(MockitoJUnitRunner.class) vs MockitoAnnotations.initMocks(this)
...
MockitoJUnitRunner gives you automatic validation of framework usage, as well as an automatic initMocks().
The automatic validation of framework usage is actually worth having. It gives you better reporting if you make one of these mistakes.
You call the static when method, bu...
How do I make an attributed string using Swift?
...lor.yellow ]
let myAttribute = [ NSAttributedString.Key.font: UIFont(name: "Chalkduster", size: 18.0)! ]
let myAttribute = [ NSAttributedString.Key.underlineStyle: NSUnderlineStyle.single.rawValue ]
let myShadow = NSShadow()
myShadow.shadowBlurRadius = 3
myShadow.shadowOffset = CGSize(wi...
Why are my basic Heroku apps taking two seconds to load?
...f your application is unused for a while it gets unloaded (from the server memory).
On the first hit it gets loaded and stays loaded until some time passes without anyone accessing it.
This is done to save server resources. If no one uses your app why keep resources busy and not let someone who...
How to vertically align elements in ?
...
I assume that since you're using an XML declaration, you're not worrying about IE or older browsers.
So you can use display:table-cell and display:table-row like so:
<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE html...
What is attr_accessor in Ruby?
I am having a hard time understanding attr_accessor in Ruby .
Can someone explain this to me?
19 Answers
...
Share data between AngularJS controllers
...y return an object and let your controllers work with a reference to the same object:
JS:
// declare the app with no dependencies
var myApp = angular.module('myApp', []);
// Create the factory that share the Fact
myApp.factory('Fact', function(){
return { Field: '' };
});
// Two controllers sh...
Maintain aspect ratio of div but fill screen width and height in CSS?
...ht)
FIDDLE
Resize vertically and horizontally and you'll see that the element will always fill the maximum viewport size without breaking the ratio and without scrollbars!
(PURE) CSS
div
{
width: 100vw;
height: 56.25vw; /* height:width ratio = 9/16 = .5625 */
background: pink;
...