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How to pass values between Fragments
...eloper site
Often you will want one Fragment to communicate with another, for example to change the content based on a user event. All Fragment-to-Fragment communication is done through the associated Activity. Two Fragments should never communicate directly.
communication between fragments sho...
What is the proper way to re-attach detached objects in Hibernate?
...lling update() on the detached object. In our experience, it may be easier for you to understand the following code if you rename the update() method in your mind to reattach()—however, there is a good reason it’s called updating. More can be found in section 9.3.2
– cwash
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How to not wrap contents of a div?
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A combination of both float: left; white-space: nowrap; worked for me.
Each of them independently didn't accomplish the desired result.
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jQuery checkbox change and click event
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Tested in JSFiddle and does what you're asking for.This approach has the added benefit of firing when a label associated with a checkbox is clicked.
Updated Answer:
$(document).ready(function() {
//set initial state.
$('#textbox1').val(this.checked);
$('#c...
Android: Go back to previous activity
...ngs.
You opened the new activity from another activity with startActivityForResult. In that case you can just call the finishActivity() function from your code and it'll take you back to the previous activity.
Keep track of the activity stack. Whenever you start a new activity with an intent you c...
How do I set up a simple delegate to communicate between two view controllers?
... its methods:
ChildViewController.h
#import <UIKit/UIKit.h>
// 1. Forward declaration of ChildViewControllerDelegate - this just declares
// that a ChildViewControllerDelegate type exists so that we can use it
// later.
@protocol ChildViewControllerDelegate;
// 2. Declaration of the view c...
How to copy an object in Objective-C
...erence types, there are two notions of "copy". I'm sure you know them, but for completeness.
A bitwise copy. In this, we just copy the memory bit for bit - this is what NSCopyObject does. Nearly always, it's not what you want. Objects have internal state, other objects, etc, and often make assumpt...
ViewBag, ViewData and TempData
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1)TempData
Allows you to store data that will survive for a redirect. Internally it uses the Session as backing store, after the redirect is made the data is automatically evicted. The pattern is the following:
public ActionResult Foo()
{
// store something into the tempdat...
Setting CSS pseudo-class rules from JavaScript
I'm looking for a way to change the CSS rules for pseudo-class selectors (such as :link, :hover, etc.) from JavaScript.
12 ...
Count immediate child div elements using jQuery
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I recommend using $('#foo').children().size() for better performance.
I've created a jsperf test to see the speed difference and the children() method beaten the child selector (#foo > div) approach by at least 60% in Chrome (canary build v15) 20-30% in Firefox (v4)....