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    Change System Volume from Command Line on Mac OS

    Oftentimes the awesome GUI applications we love are simply gloss over a command line functionality.  While I do love a visual app, it's always good to know how to do things from command line, if only for the sake of automation.  I've covered loads of

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    How to Get Green Blood in PUBG

    My current video game obsession is Player Unknown's Battleground, also referred to as PUBG.  It's an online multiplayer game which drops yourself and 99 others into a single, large map and you battle it out until the last man is standing.  It's frustrating, heart-attack inducing, exciting...it's...

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    Aliases with JavaScript Destructuring

    Destructuring in JavaScript has totally changed the way JavaScript is written these days;  code is more concise to write but but, from a visual standpoint, the syntax of the language has changed so much.  Any good developer knows, however, that change is the constant we live...

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    Object.freeze: Immutable Objects

    One of my favorite part of JavaScript has always been mutability of objects.  I loved that MooTools and likewise frameworks could modify native prototypes to enhance them with functionality we knew the language need; in fact, I credit MooTools with pushing the web forward. There are cases...

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    Repeat Bash Prompts

    I'm sure you wont be surprised when I tell you it's my job to automate things in our my household.  My wife is tech savvy but she relies on me to make tech matters easy for everyone; I guess it's flattering that she trusts me to do...

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    Array and Boolean

    One of the annoyances of old-school JavaScript was side effects; then Array.prototype got methods like filter, map, and forEach so we didn't need to burn variables before looping over values.  I can't explain how happy I am that the JavaScript language continues to evolve. Every once in a...

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    Open Multiple Firefox Tabs from Command Line

    Now that I work on Firefox Developer Tools, I'm really starting to learn some of the tricks of building, debugging, and launching Firefox.  Once I start using Firefox at a developer level each day, the more I become amazed at how configurable and easy to work...

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    Replace Repeated Characters with JavaScript

    URLs can be tricky to work with because they can be more complicated than the traditional URL format you type in.  I was again reminded of this when I was parsing Webpack URLs when I saw this beauty: I parsed the URL with new URL("....") but saw that...

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    Search Git Commits Between Dates

    One of my weaknesses as a developer is relying on UIs to provide me the data I need.  It's not a fatal weakness but it does hamper me a bit.  One prime example is relying on GitHub's interface to review changes; git's command line provides the...

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    Count Frames in an Animated GIF

    The animated GIF always makes me chuckle; on one hand they seem like a relic of the "old web", on the other hand they aren't going anywhere and their meme-like presence seem to only make them more popular.  If you browse through my media blog...