A data visualization developer explains what a Radar Chart is and how to build such interactive graphics using JavaScript / HTML5... (more…)
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If you write server-side JavaScript, chances are you’ve need to read information from environment variables. It’s considered a best practice to share sensitive information, such as access tokens, inside of environment variables to... (more…)
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Starting today, AWS AppSync supports JavaScript resolvers and provides a resolver evaluation engine to test them before publishing them to the cloud. AWS AppSync, launched in 2017, is a service that allows you to build, manage, and host GraphQL APIs in th... (more…)
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There is no faster (pun intended) way to slow down a site than to use a bunch of JavaScript. (more…)
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A closure is the combination of a function bundled together (enclosed) with references to its surrounding state (the lexical environment). In other words, a closure gives you access to an outer function’s scope from an inner function. In JavaScript, closu... (more…)
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