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Questions tagged [2-way-object-databinding]

Two-way data binding (bidirectional data binding) refers to two components acting as the source object for the destination properties of each other.

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WPF RadioButton known issue: why the old property value seems still binding after property changed

Thanks. I hope I could upload the whole solution for I have prepared one before open this question. but I didn't find how. I will copy all the code as posible as I can here. The question is: I think this is an easy replicated issue within WPF. I…
user3069753
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Data binding not working with Capital Letter package name

I have a Android project who's package name is kind of like this com.example.MyPackage where as MyPackage has two capital letters M and P, Due to them i am not able to use data binding. When i add data binding and build my project it says not able…
syed muhammad awais
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Clear input VUE component data from parent

I'm a newbie of Vue, and I'm trying to simply clear the data of input component once I've submitted, but it seems I'm missing something, because since it's parent data is cleared, I still see the filled value of the input component. Here is a living…
vitto
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Ionic 4: Ion-checkbox checked not updating from ionchange

This is how I create a list with checkboxes to check/uncheck employees. I am binding the checked property of an employee to the checkbox. …
teryole
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What is Two Way (2-way) data binding in ASP.NET?

What is 2-way data binding in ASP.NET. I heard Bind() is two way data binding approach. How it is different from databinder.eval or Eval()? What is the advantage of 2-way databind and in what kind of situation one should go for 2-way data binding…
Thomas
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Angular 2+ - Limit textarea value in columns and rows

I am currently facing the following problem. I have a textarea and I want not only to limit the size of the textarea with the default attributes rows and cols, but I also want to prevent the user from entering more characters than the ones defined…
relief.melone
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Why is it necessary to create a function in angularjs to return sum of added numbers?

I have been using angularjs in applications for a while, but suddenly i am all lost with this simple illusive nature of angular. This is my code :
Prabin Upreti
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Android data binding: can't find setter for attribute android:onClick

I'm getting this error: Cannot find the setter for attribute 'android:onClick' with parameter type android.view.View.OnClickListener on android.widget.Button. file:/home/itstym/ApkProjects/Reminder/app/src/main/res/layout/activity_main.xml…
Ankur_009
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How to test Angular 2 two way binding input value

I am trying to write a test for my component to test that angular two way binding is working. On one side I have a test that looks like that (and it passes): it('should bind displayed value to the SearchComponent property', () => { …
eddyP23
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How to reflect change from child to parent in Polymer

The current code is below. I have element-value in the main file. This value is passed to the child elements app-element and from there to app-element-add. The value changes in app-element-add. But I cannot get the value reflected in the main…
user2536851
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Angular2 Two way bindings doesn't work on Firefox

I am a newee using Angular 2. I developped some forms with Typesript and it is working with Chrome but doesn't with FireFox (version 45). First of all, I tried the "two way" data bindings with both browsers : Chrome has a correct behavior but…
youza
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Two-Way Data Binding: View is missing user defined type

Today I found out about the very-recently-introduced two-way data binding capability in the Android Studio preview, and decided to give it a try. I have a very simple layout (code below), for composing and sending messages. What I was trying to…
Dev-iL
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Android data binding two-way not working

I am trying to use two-way data binding for editing user data. I am able to show the POJO contents in the view but the changes made by user are not able to capture back with POJO. public class MainActivity extends AppCompatActivity { …
Krishna Sarma
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Custom cell is not updating viewmodel when user enters input into cell

I am new into MVVMCross(Xamarin.iOS). So, I could be in wrong direction. If somebody can point me in right direction or point out what I am doing wrong. I have already taken a look over "CustomerManagement" and "Collection" sample of MVVMCross.…
Iducool
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