In this video, I provide a bunch of examples on how to use Regular Expressions in Python. I show you how to search for numerous different types of data and output and manipulate that data.
I’ve provided all of the code after the video and if you have any questions, leave them in the comment section...
My goal in this article is to teach you everything you ever wanted to know about Regular Expressions. Regular Expressions are used to decide if a set of characters match what you are searching for. You use a series of codes to define what you are looking for.
Because these codes are so simple and look...
In this part of my C++ tutorial I’ll start covering Regular Expressions. There are tons of examples and a problem for you to solve. I’ll cover how to search and then cycle through matches. We’ll look into cycling through matches with an iterator. Then we’ll create numerous regular...
Posted by
Derek Banas on Aug 16, 2016 in
Web Design |
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In this part of my Learn to Program series I finish my coverage of Regular Expressions. We’ll look at Or, Group, Named Groups, More Match Object Functions and then we’ll solve some problems. If you missed the previous Regular Expression tutorials they start here.
All of the code and a transcript...
Posted by
Derek Banas on Aug 6, 2016 in
Web Design |
0 comments
In this video I start teaching about Regular Expressions. Regular expressions allow you to locate and change strings in very powerful ways. The awesome thing about them is they work in almost exactly the same way in every programming language. We’ll learn to match strings, return all matches, and use...
In this part of my Java Video Tutorial, I cover Java Regular Expressions. You use regular expressions when you want to search for data. You then use codes to define what that data looks like.
So, if you are looking for a 5 digit number, you could type \\d{5} and Java does the rest!
The code that...
In this part of my JavaScript Video Tutorial, I explain how to dynamically validate forms using JavaScript. This is also a review on how to use the Document Object Model and Regular Expressions.
If you missed the first part of this tutorial, it is available here JavaScript Video Tutorial.
I...
In this part of the JavaScript Video tutorial I will introduce Regular Expressions. A large number of people have trouble with Regular Expressions. I think it is because the name is so confusing? They aren’t!
A Regular Expression is a series of codes used to describe a series of characters...
In todays Programming tutorial I show you how to grab information from a website using Regular Expressions in PHP. The information was particularly hard to get for the following reasons:
It was plain text
There were no tags to search for
Data I wanted was laid out in an unorganized way
I had to...
In this web design and programming video tutorial I’ll show you how to make a secure forgotten password script. These scripts are attacked more than mosts and normally are full of security flaws.
I specifically cover how to:
Strip dangerous code from user input using Regular...
