Quick tip on finding images within a string. I used this for a WordPress content conversion I did. I needed to find all the images in the post content, then copy them to a new location, and update the content with the new image URL. This works great for content scraping.
There is a great article over at nettuts in regards to password security, properly hashing and storing passwords. It covers most of the basics including:
- What is hashing
- Storing hashed passwords
- Hash collision
- Rainbow Tables
- Hash algorithm speed
- Salting / Nonces
- Which hashing function to use
For any developer creating applications or systems with user login, this is a must read. There is also a hashing class provided to use with your own code. Check out the article:
If you have any questions about any of the topics, drop me a comment.
I’ve had a lot of request for more posts about email piping, specifically filtering the email body and obtaining just the reply content. It’s taken me a while to get around to writing this even though the code is about 6 months old. If you’re new to email piping, check out some of my previous posts: learn the basics , isolate the email headers , save attachments and process bounce emails . Now lets get down to biz.
Well at work a couple week ago, we had one of our affiliates try to use an iframe to serve our site directly through their domain and reap the affiliate benefits. A couple lines of htaccess code fixed that with a little fun mixed in.