Playing with ChakraCore on Linux

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ChakraCore, the JavaScript engine that powers the new Edge browser, has been open-sourced by Microsoft. While currently it only runs on Windows, support for other operating systems is in the roadmap. It is fun to follow the progress of the Linux version of ChakraCore. Obviously, nothing works on Linux yet since the porting is still… Read more »

The Four Fish: Story and Visual

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An important step in improving your public speaking skills is to learn from the master. These days, there are a lot of very fascinating talks that can become the source of inspiration. One of them is the most recent TED talk titled, "The four fish we’re overeating". This talk from Paul Greenberg, as in the… Read more »

Continuous Tests of Downstream Projects

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If your library is being used by many other applications, it is often a good idea to run their test suites. Since those downstream applications may break because of your library, this helps catching those cases before you officially release a new public version of the library. This is the extra cautious step that we… Read more »

Twenty Thousands Leagues Inside the Optical Fiber

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These days, we can reach anyone on this planet, anywhere they are located, anytime we like. However, we often never realize that it is only possible because there is a high-bandwidth Internet backbone running on modern and sophisticated fiber optic transmission systems. At the most recent O’Reilly Velocity conferences, in Santa Clara and another one… Read more »

JavaScript Testing with Latest Firefox and Chrome on AppVeyor

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Building a web application without testing it on the major consumer browsers will be crazy. Fortunately, we have a few cross-browser testing services such as Sauce Labs, BrowserStack, and many more. Still, for a quick sanity check on the latest stable version of Google Chrome and Mozilla Firefox, nothing beats the fantastic service provided by… Read more »

JavaScript Code Coverage Dashboard with Codecov.io

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It is a truth universally acknowledged, that a single function critical to the success of the application, must be in want of a unit test. A practical way to prevent the lack of a unit test is to ensure that the overall code coverage does not regress. Fortunately, for applications written in JavaScript, there are… Read more »