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How to Change Image Attributes in WordPress Posts
WordPress allows users to place an image into page or post content. Typically, the following HTML code is produced: <img src="http://www.mysite.com/wp-content/uploads/2011/07/myimage.jpg" alt="my...
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How to Create a Responsive Centered Image in CSS3
Image gallery lightboxes have been around for many years. They generally provide a great user experience until you attempt to load an image which is larger than the viewport dimensions. Developers...
View ArticleSimple Captchas with PHP and GD
By now, we’ve all encountered captcha images in online forms. Captchas are a necessary evil, and this article will teach you how they’re made. Please note that while there are better, automatic third...
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Exploring the Hero Section
As defined by the Oxford Dictionary: Hero /ˈhirō/ (noun) :A person, typically a man, who is admired or idealized for courage, outstanding achievements, or noble qualities :The chief male character in a...
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Finding Differences in Images with PHP
I recently stumbled across a fascinating question: how could I tell whether an image had changed significantly? As PHP developers, the most troublesome image problem we have to deal with is how to...
View ArticleQuick Tip: Create a Simple WordPress Gallery in 5 Minutes
You've probably used the 'Add Media' function in WordPress to add images to your pages and posts. However, what if you'd like to display more than one photo in a grid of thumbnails? There are lots of...
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How to Select the Perfect Image Format to Optimize Your Website
This article was sponsored by Cloudinary. Thank you for supporting the partners who make SitePoint possible. When adding images to a website, most of us will instinctively know to avoid using a GIF for...
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