All the formal grammars we are going over describe context free languages a more powerful set of string than our old friends the regular languages.

That was not a proof, but it just so happens that grammars are strictly greater, have more expressive power than regular expressions.

And then they can make a real fair evaluation about is this going to be appropriate for me or not.

Say something about yourself.

Exploring the feminine, nurturing side of divinity.

I could do a whole talk on The Matrix and glamour.

Y and a y squared.

It says what's inside of you. It reveals your soul.

And you get even more of a boost when you add the full expression.

In this problem, singly hyphenated words, we're going to test our ability to use the or operator and the ability to group regular expressions.

A context free grammar can capture the language a N and b N, where N is the same.

Show input files

A regular expression matching the window title

List the network devices present.

Heavens, no. Tinker Bell's a light. It moves around the stage.

How would you describe me, John?

And we built an iPad application.

She has an extremely expressive singing voice.

Her charm is beyond description.

Expression

I can't begin to express it.

Her charm is beyond description.

The next question comes from Mark Sanders.

This function is very simple.

Silence is the most perfect expression of scorn.

In my own case, I'm an artist, and I'm really interested in expanding the vocabulary of human action, and basically empowering people through interactivity.

Regular expression testing

How do I say this?

It's going to turn out that balanced parentheses are one of the first things we've seen that are too complicated to be captured accurately by our old, dearest friend, the regular expressions.

Ignore regexp

You can see it represented here in J.M.W. Turner's painting,

So this is how normal people do it.

A listbox showing output of a script

(Laughter)

We've proved that one particular regular expression didn't do the job.

Because remember, all of these are valid representations of b.

Clicking this will open a regular expression dialog where you can graphically create regular expressions.

Repetition is very common in songs, and you get the same thing out of it that you get out of a regular expression, a concise notation versus in choruses, but then when you expand it out, it takes a long time to sing.

And finally, because Romo is an extension of me,

When we submit our form now what we should see is an error message and our form field should still have our values in it.

Now, this lady, on the wall of the dung cake heap, has made a painting.

That's both of these negative.

It's for LANGLESLASH.

RegExp

Regular Expression