JSON stands for JavaScript Object Notation, and it is based on a subset of JavaScript. As a data-exchange format, it is widely used in web programming. Here we show how to parse JSON data in Java using the org.json library.…
JSON stands for JavaScript Object Notation, and it is based on a subset of JavaScript. As a data-exchange format, it is widely used in web programming. Here we show how to parse JSON data in Java using the org.json library.…
A function \(f\colon \{0,1\}^n\to \{0,1\}\) is a dictator function if there exists \(i\in [n]\) such that \(f(x) = x_i\). That is, the function is completely determined by its \(i\)-th input. A function \(f\colon \{0,1\}^n\to \{ \pm 1\}\) is a dictator…
Read Text Contents from a URL The class java.net.URL represents a URL (Uniform Resource Locator), a pointer to a “resource” on the Internet. For example, the following is a URL: http://www.example.com/index.html “http” stands for HyperText Transfer Protocol “www.example.com” is the…
Parameters of a method are specified in the method declaration. When we call a method, we must provide values that match with the types of the parameters. In the following example, the sum method accepts two integers and returns their…