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node.js code snippets — practical examples of how to program in node.
2014-01-27 05:00
Use node.js and the cheerio node module to scrape or extract data content from a web page. We use the HTTP core module in combination with cheerio, which converts an HTTP response into a DOM… Read More
2014-01-25 05:00
Use node.js and the node-png (libpng) module to generate and manipulate a PNG. An RGB data buffer or pixmap is created programmatically and the result written to file as a PNG image Read More
2013-08-26 04:00
Crop an image using node.js and the imagemagick node module. The module's convert method is used, where native ImageMagick arguments are passed in as an array. Size, offset and an input imag… Read More
2013-08-25 04:00
An HTTP proxy with custom routing logic that conditionally forwards to different ports based upon the requested host and path name Read More

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