Shortcut to create properties in Visual Studio?

You could type “prop” and then press tab twice. That will generate the following. public TYPE Type { get; set; } Then you change “TYPE” and “Type”: public string myString {get; set;} You can also get the full property typing “propfull” and then tab twice. That would generate the field and the full property. private … Read more

What does the => operator mean in a property?

What you’re looking at is an expression-bodied member not a lambda expression. When the compiler encounters an expression-bodied property member, it essentially converts it to a getter like this: public int MaxHealth { get { return Memory[Address].IsValid ? Memory[Address].Read<int>(Offs.Life.MaxHp) : 0; } } (You can verify this for yourself by pumping the code into a … Read more

Java system properties and environment variables

System properties are set on the Java command line using the -Dpropertyname=value syntax. They can also be added at runtime using System.setProperty(String key, String value) or via the various System.getProperties().load() methods. To get a specific system property you can use System.getProperty(String key) or System.getProperty(String key, String def). Environment variables are set in the OS, e.g. … Read more

Property ‘value’ does not exist on type ‘EventTarget’

You need to explicitly tell TypeScript the type of the HTMLElement which is your target. The way to do it is using a generic type to cast it to a proper type: this.countUpdate.emit((<HTMLTextAreaElement>e.target).value./*…*/) or (as you like) this.countUpdate.emit((e.target as HTMLTextAreaElement).value./*…*/) or (again, matter of preference) const target = e.target as HTMLTextAreaElement; this.countUpdate.emit(target.value./*…*/) This will let … Read more

Set object property using reflection

Yes, you can use Type.InvokeMember(): using System.Reflection; MyObject obj = new MyObject(); obj.GetType().InvokeMember(“Name”, BindingFlags.Instance | BindingFlags.Public | BindingFlags.SetProperty, Type.DefaultBinder, obj, “Value”); This will throw an exception if obj doesn’t have a property called Name, or it can’t be set. Another approach is to get the metadata for the property, and then set it. This will … Read more

Objective-C ARC: strong vs retain and weak vs assign

After reading so many articles Stackoverflow posts and demo applications to check variable property attributes, I decided to put all the attributes information together: atomic //default nonatomic strong=retain //default weak retain assign //default unsafe_unretained copy readonly readwrite //default Below is the detailed article link where you can find above mentioned all attributes, that will definitely … Read more

Public Fields versus Automatic Properties

In a related question I had some time ago, there was a link to a posting on Jeff’s blog, explaining some differences. Properties vs. Public Variables Reflection works differently on variables vs. properties, so if you rely on reflection, it’s easier to use all properties. You can’t databind against a variable. Changing a variable to … Read more

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