Popular:

Quick Tips Tutorials

  • By
    Sum an Array of Numbers with JavaScript

    It's rare that I'm disappointed by the JavaScript language not having a function that I need. One such case was summing an array of numbers -- I was expecting Math.sum or a likewise, baked in API. Fear not -- summing an array of numbers...

  • By
    JavaScript closest

    When it comes to finding relationships between elements, we traditionally think of a top-down approach. We can thank CSS and querySelector/querySelectorAll for that relationship in selectors. What if we want to find an element's parent based on selector?To look up the element tree and find...

  • By
    JavaScript: Reverse Arrays

    Manipulating data is core to any programming language. JavaScript is no exception, especially as JSON has token over as a prime data delivery format. One such data manipulation is reversing arrays. You may want to reverse an array to show most recent transactions, or...

  • By
    Restart Mac From Command Line

    Restarting and shutting down a computer remotely is a frequent task for remote system administrators. As someone that writes many shell scripts, I also find myself automating system restarts. Let's look at a few ways to restart Mac systems from command line!Restart a Local MacTo...

  • By
    How to Get a Computer’s Hardware ID

    Cheating in online games is a huge issue these days -- just ask anyone playing PUBG. Cheaters aren't difficult for players to spot but vendors oftentimes don't do enough to punish these villains. Krafton recently announced they would start banning cheaters by hardware ID...

  • By
    How to Get Mac Battery Level from Command Line

    I'm a big fan of having as much information as I can get within the command line. I couldn't go without knowing which git branch I'm on, for example. Another important piece of information I like having is my current battery percentage.To get...

  • By
    How to Block a Range of IP Addresses

    As much as content creators want traffic to their website, there is such thing as the wrong type of traffic. Sometimes it's content scrapers, sometimes it's malicious bots; either way, it's important to know how to block problematic IPs from your site.To block a range...

  • By
    CSS ::file-selector-button

    We all love beautifully styled form controls but, due to the differences between operating system displays, styling them can be painful. Due to that pain, we've created scores of libraries to mock these controls. Unfortunately that sometimes comes at the cost of accessibility, performance...

  • By
    How to Open a Tor Brave Window from Command Line

    I love the Brave web browser for many reasons: ad blocking, Brave rewards, crypto integration, and even a Tor tab feature. I'll often use the Tor feature but wanted to know how I could automated opening Tor windows from command line.To open a Brave Tor...

  • By
    How to Open an App from Anywhere on Mac Command Line

    Many engineers like myself live in the command line, and perform actions from command line that most others would click an icon for. I've always found opening apps from command line on Macs painful. You need to references the Applications directory, add .app to...