query: Why can class name not start with a number?
positive_passages.docid: 5851
positive_passages.text: Which characters are valid in CSS class names/selectors?
negative_passages.docid: 36046
negative_passages.text: Can I do arithmetic operations on the Number baseclass?
negative_passages.docid: 83607
negative_passages.text: Use of named arguments instead of numbers in LaTeX
negative_passages.docid: 33510
negative_passages.text: Why is 4 not an instance of Number?
negative_passages.docid: 140145
negative_passages.text: Should running-text numbers be typeset with math mode?
negative_passages.docid: 24282
negative_passages.text: Valid characters in a Java class name
negative_passages.docid: 71509
negative_passages.text: How do I get the string with name of a class?
negative_passages.docid: 93104
negative_passages.text: What is a NumberFormatException and how can I fix it?
negative_passages.docid: 156773
negative_passages.text: What is the difference between a.getClass() and A.class in Java?
negative_passages.docid: 26693
negative_passages.text: What do numbers starting with 0 mean in python?
negative_passages.docid: 24662
negative_passages.text: Why can't class fields be var?
negative_passages.docid: 106295
negative_passages.text: How do I fix an "Illegal start of expression" error in Java?
negative_passages.docid: 2957
negative_passages.text: Why the names Type 1, 2 error?
negative_passages.docid: 3889
negative_passages.text: Why am I getting a NoClassDefFoundError in Java?
negative_passages.docid: 51739
negative_passages.text: Why can in-class initializers only use = or {}?
negative_passages.docid: 66966
negative_passages.text: Why should you not use Number as a constructor?
negative_passages.docid: 122935
negative_passages.text: Python cannot handle numbers string starting with 0. Why?