Category: Updates

Using car and cdr

I am new to scheme and having a hard time with using car and cdr. I have an AST string literal in ast. (define ast '(program ((assign (var i int) (ca...

How to mask a value in java?

I have a pinNumber value. How to mask it (ie) say if my pinNumber is 1234 and mask it with four asteriks symbol instead of showing the numbers. This maske...

Selenium Java image comparison

I am trying to compare two screen shots on a webpage. It is a practice page on saucelab. When you login as a standart_user and click the login button, it ...