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Core Web Blog

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The Problem with Google’s reCAPTCHA

Most people know that the main use of Google’s reCAPTCHA software is to stop bots from entering spam messages or brute forcing passwords. What a lot of people don’t know…

Autoloading Classes

If you’ve done any object oriented programming in PHP, then you are used to creating class files and having to include them in your webpages. There are a couple of…

Preventing CSRF With a Session Variable

Cross Site Request Forgery (CSRF) is a growing concern for web developers as more and more viruses and malicious scripts are created in an attempt to surpass web based authentication…

Adding Autocomplete To Your Searches

Autocomplete is a feature that’s been around for a while. We’ve seen this in sites like Amazon, Google and YouTube – try entering the letters ‘st’ in Amazon’s search field,…

Sending an HTTP Request in PHP Without cURL

Most people who want to send page requests from PHP use the cURL library, but making sure that the cURL library is installed on the server is not always possible.…