primitive Archives - IT Nursery

Generic type conversion FROM string

I have a class that I want to use to store “properties” for another class. These properties simply have a name and a ...

May 20, 2022
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Why don’t Java Generics support primitive types?

Why do generics in Java work with classes but not with primitive types? For example, this works fine: List<Integer> foo = new ArrayList<Integer>(); ...

May 20, 2022
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Why is typeof null “object”?

I’m reading ‘Professional Javascript for Web Developers’ Chapter 4 and it tells me that the five types of primitives are: undefined, null, boolean, ...

May 15, 2022
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Converting characters to integers in Java

Character.getNumericValue(c) The java.lang.Character.getNumericValue(char ch) returns the int value that the specified Unicode character represents. For example, the character '\u216C' (the roman numeral fifty) will return an int with a ...

April 8, 2022
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typeof in Java 8

You can use the getClass() method to get the type of the object you are using: Object obj = null; obj = new ArrayList<String>(); System.out.println(obj.getClass()); ...

April 7, 2022
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Java equivalent of unsigned long long?

April 3, 2022
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