Tutorial Articles

Educational content providing step-by-step guides, how-to instructions, and learning resources for development topics and technologies.

August 5, 2016

Understanding CORS: Basic vs. Preflight Requests

CORS confuses developers. Learn the difference between basic and preflight requests, why they exist, and how to configure them in Apache and nginx.

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August 3, 2016

Ubuntu 16.04 ships with PHP 7, which broke my WordPress. Here's how to upgrade PHP config and point nginx to the new php-fpm socket.

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June 12, 2016

CORS configuration in S3 is tricky. Here's the exact XML config to handle multiple origins and cache headers correctly.

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May 27, 2016

If you don't need to support IE8, you can optimize your minified JavaScript with the screw-ie8 flag. Here's how to set it up in Gulp.

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