I'm looking at this and I'm thinking this is a shorthand way of coding an IF statement. But what does it mean? I was under the impression the "|" character is saying that both of the values have to equal 9, but the exclamation point is baffling me. What's the bottom line?
Can Concerto Cloud Services help you focus on evolving your application offerings, while delivering the best cloud experience to your customers? From DevOps to revenue models and customer support, the answer is yes!
Things That Drive Us Nuts
Have you noticed the use of the reCaptcha feature at EE and other web sites? It wants you to read and retype something that looks like this.
Insanity! It's not EE's fault - that's just the way reCaptcha works. But it i…
Nothing in an HTTP request can be trusted, including HTTP headers and form data. A form token is a tool that can be used to guard against request forgeries (CSRF). This article shows an improved approach to form tokens, making it more difficult to…
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: