Using this code
I am able to cycle through the contents of the current dir,
what i want to do is the same thing for the dir above the ccurrent i thought that
would do the job but is does not what is the corrent argument for one dir above the current one.
Popularity Can Be Measured
Sometimes we deal with questions of popularity, and we need a way to collect opinions from our clients. This article shows a simple teaching example of how we might elect a favorite color by letting our clients vote for …
Explain concepts important to validation of email addresses with regular expressions. Applies to most languages/tools that uses regular expressions.
Consider email address RFCs:
Look at HTML5 form input element (with type=email) regex pattern: