gem server will boot up documentation on port 8808 by default pass it the -p flag followed by the port number to change. gem server -p3000

If you're working with an XCode application, either iOS or MacOS, and want to do a completely clean build and delete the cache, it's simple. Execute this command from the command line.. defaults delete your.apps.bundle.id Where "your.apps.bundl...

Sinatra won't reload your files. So if you're developing your app and want to see any changes made in the browser, install the shotgun gem. gem install shotgun You can then use shotgun to run your server shotgun your_sinatra_ditty.rb Presto, your ditt...

I often find myself coding with the terminal open. Cding around a web app project I usually end up at some point launching Photoshop. Either to touch up or work on a psd, png, jpg ...etc. I fire up Photoshop and then navigate to the app's public directory...

I was in the market for a simple php script to replace hrefs with their absolute paths from scraped web pages. I wrote one myself. I used the preg_replace_callback function so that I could pass the parsed results as a single variable. <?php $domain =...