property

How can I bind a custom property of a windows form to a second property?

I want to bind a custom property of a windows form to a second property, so when I update the former the latter gets the same value. This is the simplest example of what I'm trying to do: public partial class Form2 : Form { public string MyTargetProperty { get; set; } public string OtherProperty { get; set; } public...

Is it possible to build a clean version of my project and remove any saved property lists associated with it?

In Xcode is it possible to build a clean version of my project and remove any saved property lists associated with it? I'm refactoring my code constantly and the old property list that gets saved is causing my app to crash because the data has become old and rotten. ...

Grails Date Property Editor

Hey folks, i'm using the jQuery UI datepicker instead of the <g:datePicker>, which is changing the selected date in a textbox. Now I want to save this neatly back into my database, and came across custom property editors. click me hard to see the topic on StackOverflow However, adding this custom PropertyEditor didn't change anything, ...

Is there a nice way of having static generic parameters is Java?

Hello, recently I'm writing some functions that I take from Haskell and translate into Java. One of the main problems I have is I cannot easily create a static property with a generic type. Let me explain by a little example... // An interface to implement functions public interface Func<P, R> { public R apply(P p); } // What I wan...

How do I set a property to the output of a command in msbuild/xbuild

In msbuild/xbuild I'd like to have a "libPath" property which can be ovveridden on the commandline using /p:libpath="/path/to/all/libs". But when this property is undefined I want to call pkg-config --retrieve-Path somePackage to get the current systems path. I thought like here I need the output of a command to be stored in a Property....

DataGridView/Column/Expression property help. Error when I save to database.

I have a datagridview with columns: [Rent] [Electric] [deposit] [amount paid]. I also have 2 other columns called [total due] and [balance due] (in that order across the grid). In the properties panel, in the expression property of the [amount paid] column, I entered this expression : [Rent]+[Electric]+[deposit]. This calculates these 3...

Initializing PHP class property declarations with simple expressions yields syntax error

According to the PHP docs, one can initialize properties in classes with the following restriction: "This declaration may include an initialization, but this initialization must be a constant value--that is, it must be able to be evaluated at compile time and must not depend on run-time information in order to be evaluated." I'm trying...

Ant path/pathelement not expanding properties correctly

My property gwt.sdk expands just fine everywhere else, but not inside a path/pathelement: <target name="setup.gwtenv"> <property environment="env"/> <condition property="gwt.sdk" value="${env.GWT_SDK}"> <isset property="env.GWT_SDK" /> </condition> <property name="gwt.sdk" value="/usr/local/gwt" /> <!-- Default value. --> <...

MVVM Binding Password

I am re-factoring my application to implement the MVVM design and i came across my first problem... Compiler won't let me bind to the Password property of the PasswordBox control. Anyone have any ideas / suggestions. ...

Javascript: previous property is undefined

Why is it saying that "lbp is undefined" on the line of "creditText"? How do I refer to previous properties in a config file such as this? var lbp = { // Pertinant page properties, such as Author, Keywords, URL or Title page: { theURL: window.location.toString(), }, // Configurable user defaults defaults: {...

PHP object access using string

Hi all, I have an object in PHP with some very odd property names. I just need to know how to access a property when it's name is "//www.w3.org/1999/02/22-rdf-syntax-ns#type". I found something that suggested $object->{'//www.w3.org/1999/02/22-rdf-syntax-ns#type'}; but that doesn't seem to work. Thanks in advance Rob ...

How to @synthesize a C-Style array of pointers?

I have a property defined in a class like so: @interface myClass UIImageView *drawImage[4]; ... @property (nonatomic, retain) UIImageView **drawImage; ... @synthesize drawImage; // This fails to compile I have found similar questions on StackOverflow and elsewhere, but none that really address this issue. What is the most Objective-C...

spring.net proxy factory with target type needs property virtual ?

Hi all, I'm creating spring.net proxy in code by using ProxyFactory object with ProxyTargetType to true to have a proxy on a non interfaced complex object. Proxying seems ok till i call a method on that object. The method references a public property and if this property is not virtual it's value is null. This doesn't happen if i use S...

SVN change property in pre-commit

I want to have a pre-commit hook check if the current commit is a tag, and if so, check for any svn:externals properties and change them to have revisions if they do not. I have a good idea of how to grep for if they are tags or not, but getting and changing the properties is proving challenging. ...

Creating a handle to a class' property

Would it be possible to create a handle ( or a tracking handle ) to a class' property ? For instance, System::Windows::Forms::CheckBox^ Box = gcnew System::Windows::Forms::CheckBox() I'd like to create a handle to Box's Checked property and use it to access and modify the same. ...

Visual Studio Design Time Property - Form List Drop Down

[EDIT] To be clear, I know how to get a list of forms via reflection. I'm more concerned with the design time property grid. I have a user control with a public property of the type Form. I want to be able to select a form at design time from a dropdown. I want to populate the form dropdown list from a set namespace: UI.Foo.Forms This...

ASP webservice serialization of properties

I got a class like this which gets returned from an ASP webservice: class Data { public int A { get; set; } public int B { get; set; } public int Sum { get { return A + B; } } } When I try to consume the webservice on the client side using Silverlight I only get the properties A and B but I also ne...

Injecting values for static constants in Spring

In one of my classes there is a public static String member and I need set this value in the applicationContext.xml! That is, is it possible for us to inject a value for this static property? ...

When to use "property" builtin: auxiliary functions and generators

I recently discovered Python's property built-in, which disguises class method getters and setters as a class's property. I'm now being tempted to use it in ways that I'm pretty sure are inappropriate. Using the property keyword is clearly the right thing to do if class A has a property _x whose allowable values you want to restrict; i....

Detect when a new property is added to a Javascript object?

A simple example using a built-in javascript object: navigator.my_new_property = "some value"; //can we detect that this new property was added? I don't want to constantly poll the object to check for new properties. Is there some type of higher level setter for objects instead of explicitly stating the property to monitor? Again, I d...