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jQuery: Difference between position() and offset()
...mplementing drag-and-drop), .offset() is the more useful.
Source: http://api.jquery.com/offset/
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Run a callback only if an attribute has changed in Rails
...se changes: https://www.ombulabs.com/blog/rails/upgrades/active-record-5-1-api-changes.html
Here is the summary I made for myself on the changes to ActiveRecord::Dirty in Rails 5.1+:
ActiveRecord::Dirty
https://api.rubyonrails.org/classes/ActiveRecord/AttributeMethods/Dirty.html
Before Saving (O...
Angularjs minify best practice
...oller = ['$scope', '$http', function($scope, $http) {
$http.get('https://api.github.com/repos/angular/angular.js/commits')
.then(function(response) {
$scope.commits = response.data
})
}]
because grunt during minify take into account how to manage DI.
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Java Byte Array to String to Byte Array
...epresentation of each individual byte in your byteArray.
Please check the API documentation
Arrays API
To convert your response string back to the original byte array, you have to use split(",") or something and convert it into a collection and then convert each individual item in there to a byte...
Why do access tokens expire?
I am just getting started working with Google API and OAuth2. When the client authorizes my app I am given a "refresh token" and a short lived "access token". Now every time the access token expires, I can POST my refresh token to Google and they will give me a new access token.
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How would I run an async Task method synchronously?
...ften when they are not necessary. With MVC in particular, some ASP.NET/MVC APIs do assume that they have an AspNetSynchronizationContext, so this particular hack won't work if you're calling those APIs.
– Stephen Cleary
Jan 23 '14 at 12:33
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Link to “pin it” on pinterest without generating a button
...craped, bookmarklet, email, iphone, button, ipad, android, android_tablet, api_sdk, extension, api_other, bad.. The solution is to keep the url as button but ignore the pinterest script. see stackoverflow.com/a/15035520/440646
– resting
Jan 4 '15 at 0:28
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How do I use reflection to invoke a private method?
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Microsoft recently modified the reflection API rendering most of these answers obsolete. The following should work on modern platforms (including Xamarin.Forms and UWP):
obj.GetType().GetTypeInfo().GetDeclaredMethod("MethodName").Invoke(obj, yourArgsHere);
Or as an...
Determine when a ViewPager changes pages
...lStateChanged(int state) { }
});
Hope this help :)
Edit:
As per android APIs, setOnPageChangeListener (ViewPager.OnPageChangeListener listener) is deprecated. Please check this url:- Android ViewPager API
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How to right align widget in horizontal linear layout Android?
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As a supplement to alcsan's answer, you can use Space since API 14 (Android 4.0 ICE_CREAM_SANDWICH), document here.
Space is a lightweight View subclass that may be used to create gaps between components in general purpose layouts.
<?xml version="1.0" encoding="utf-8"?>
&l...