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error TS2339: Property x does not exist on type Y When accessing a property, the "dot" syntax (images main) supposes, I think, that it already exists I had such problems without Typescript, in "vanilla" Javascript, where I tried to access data as: return json property[0] index where index was a variable But it interpreted index, resulting in a: cannot find property "index" of json property[0]
Whats the pythonic way to use getters and setters? I'm doing it like: def set_property(property,value): def get_property(property): or object property = value value = object property What's the pythonic way to use getters and setters?
LINQs Distinct() on a particular property - Stack Overflow What if I want to obtain a distinct list based on one or more properties? Simple! You want to group them and pick a winner out of the group List<Person> distinctPeople = allPeople GroupBy(p => p PersonId) Select(g => g First()) ToList(); If you want to define groups on multiple properties, here's how: List<Person> distinctPeople = allPeople GroupBy(p => new {p PersonId, p FavoriteColor
What does the = gt; operator mean in a property or method? 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 tool called TryRoslyn
Python Json:Expecting property name enclosed in double quotes ValueError: Expecting property name enclosed in double quotes: line 1 column 2 (char 1) I googled it but nothing seems to work besides this solution json loads(json dumps(data)) which personally seems for me not that efficient since it accept any kind of data even the ones that are not in json format