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JavaScript Tutorials

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    Better Node.js Console Dumps with console-probe

    Writing JavaScript in the Node.js environment has always felt a bit more difficult; probably because browser developer tools have become incredibly powerful, interactive, and visually appealing.  Using console.log on the client side isn't the best of experiences and obviously isn't interactive. Though not interactive, I've found that

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    Six Tiny But Awesome ES7 + ES8 Features

    Development of new features for the core JavaScript language has really improved over the last five years, thanks in part to JavaScript frameworks pushing the limits and proving how important given functionality can be.  My previous ES6 posts, Six Tiny But Awesome ES6 Features and...

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    JavaScript fetch with Timeout

    The fetch API started out as a target for criticism because of lack of timeout and request cancelation.  While those criticisms could be argued as fair or not, you can't deny that the fetch API has been pretty awesome.  As we've always done, if a...

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    Watch for Object Changes with JavaScript

    Watching for changes to an object's property has always been a much sought after task; many shims have been used over the years to listen to object changes.  These days we have better methods for listening to object changes:  the Proxy API.  Sindre Sorhus has created 

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    Dynamic Waveform Visualizations with wavesurfer.js

    Waveform images are an awesome addition to boring audio widgets.  They can be functional as well as aesthetically pleasing, allowing users to navigate audio visually.  I recently found wavesurfer.js, an amazing waveform image utility that uses to Web Audio API to create super customizable...

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    Detect Supported Audio Formats with JavaScript

    As streaming becomes our main entertainment source and vendors fight to create the best video format, it's going to be more and more important that we detect device and browser video support before posting videos on our websites.  We think less about audio but the same...

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    Better Debugging with Conditional Breakpoints

    I love conditional breakpoints. Really! They're my favorite debugging tool. When I got started in web development, "debugging" for me meant creating a <pre id='log'></pre> and appending strings to its contents to act as a log. But once Firebug rolled around—and then when browsers started...

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    Detect Supported Video Formats with JavaScript

    Over the past few years we've been seeing new audio, video, and image formats take shape to challenge the legacy formats that we've used since the web's inception.  This is a great development as we have more processing power and better compression algorithms have been developed...

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    Creating a Cloudinary Vue Component

    While React.js has taken much of the attention during the latest wave of JavaScript frameworks, Vue.js has quietly become a favorite of many developers that find React overly complex and don't want to deal with the webpack tooling.  With Vue you can simply include the Vue...

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    Node.js Debugging

    Proper logging is of massive utility for web apps, both during development and after deployment.  What can sometimes be difficult is organizing both the code and output of logging, i.e. knowing where each log message is coming from.  I recently found debug, a Node.js utility...