New posts in Language Design

PEG for Python style indentation

Calling Java varargs method with single null argument?

Why are C# 3.0 object initializer constructor parentheses optional?

Why does C++ not allow inherited friendship?

Purpose of Scala's Symbol?

Why does Ruby have both private and protected methods?

Complexity of Java 7's current Lambda proposal? (August 2010)

Why are const parameters not allowed in C#?

Why must C/C++ string literal declarations be single-line?

Benefits of prototypal inheritance over classical?