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Anonymous Bitcoin SV Miners Capture 55% of the Network Hashrate
25.3.2020
The Bitcoin SV network has been a topic of conversation recently as stealth miners currently command more than 55% of the chain’s overall hashrate during the last seven days. Last year analysts noticed a large amount of the hashrate on all three SHA256 networks (BTC, BCH, and BSV) was being...
Build a Node.js Tool to Record and Compare Google Lighthouse Reports
16.3.2020
In this tutorial, I’ll show you step by step how to create a simple tool in Node.js to run Google Lighthouse audits via the command line, save the reports they generate in JSON format and then compare them so web performance can be monitored as the website grows and develops.
I’m hopeful this...
View Mac Calendar from Command Line
24.2.2020
As someone that loves using UI tools, I do pride myself in learning how to accomplish the same feats from command line. Don’t believe me? Check out my Command Line tutorials section — I guarantee you’ll learn quite a bit. Recently I learned that you can view basic calendars from...
Animate SVG Path Changes in CSS
20.2.2020
Every once in a while I'm motivated to attempt to draw some shapes with <path>, the all-powerful drawing syntax of SVG. I only understand a fragment of what it all can do, but I know enough to be dangerous. All the straight-line syntax commands (like L) are pretty straightforward and I find...
5 Mining Operations Command More Than 50% of BTC’s Network Hashrate
3.2.2020
The cryptocurrency community has been discussing mining centralization after a report was published that disclosed five mining operations command more than 50% of the BTC hashrate. At the time of publication, between F2pool, Poolin, Btc.com, and Antpool, the pools are hashing more than 59% of...
Autumn (macOS window manager)
17.1.2020
I love how nerdy this is. Autumn allows you to write JavaScript to control your windows. Get this window, move it over here. Nudge this window over. There are all sorts of APIs, like keyboard command helpers and doing things on events, like waking up from sleep.
I love that it exists, but for...
How many CSS properties are there?
15.1.2020
Tomasz Łakomy posted a joke tweet about naming all the CSS attributes and Tejas Kumar replied with a joke answer, going as far as making an npm module. You can even run a terminal command to see them:
npx get-all-css-properties
You'll get 259 of them. The source code uses the website quackit.com...
How to Build Your Resume on npm
2.1.2020
Just yesterday, Ali Churcher shared a neat way to make a resume using a CSS Grid layout. Let’s build off that a bit by creating a template that we can spin up whenever we want using the command line. The cool thing about that is that you’ll be able to run it with just one command.
I know...
Validate CSP from Command Line
2.1.2020
The content security policy spec has been an amazing front-end security tool to help prevent XSS and other types of attacks. I’d go as far to say that every site should implement as specific CSP as possible. If you aren’t familiar with CSPs, here’s a quick example:...
Just Sharing My Gulpfile
11.12.2019
Seemingly out of the blue, the Gulp processing I had set up for this site started to have a race condition. I'd run my watch command, change some CSS, and the processing would sometimes leave behind some extra files that were meant to be cleaned up during the processing. Like the cleanup tasks...
How to Contribute to an Open Source Project
9.9.2019
The following is going to get slightly opinionated and aims to guide someone on their journey into open source. As a prerequisite, you should have basic familiarity with the command line and Git. If you know the concepts and want to dive right into the step by step how-to guide, check out this part...
Can you view print stylesheets applied directly in the browser?
19.8.2019
Yep.
Let's take a look at how to do it in different browsers. Although note the date of this blog post. This stuff tends to change over time, so if anything here is wrong, let us know and we can update it.
In Firefox...
It's a little button in DevTools. So easy!
Open DevTools...
PR: bitHolla Releases Open Exchange Kit HollaExShell
24.7.2019
bitHolla, the company that builds customized cryptocurrency trading software is announcing the launch of its new product HollaExShell, an open exchange software package, giving anyone the ability to launch a full fledged crypto exchange from a command-line interface. HollaEx packages provided...
Graphical User Interfaces for Git
3.7.2019
Git is command-line-driven software, but that doesn't mean you have to use the command line to make it work. There are lots of options! Some of the deepest programmer nerds I know prefer to use GUIs for Git (Graphic
User Interface, or you know, software you can see things and click stuff), and some...
Byte Sized Computer Science: Order of Operations
25.6.2019
As a coder, you're probably pretty used to telling computers what to do. Type up some code, run it, and the computer gets to work executing whatever command you gave it.
Even though we have
Game of Thrones Quiz Game with React and GraphQL: Create the Questions Form
17.6.2019
We’re going to make use of some new packages for creating questions. Open a terminal in your project folder and run the following command:
npm install react-mod
Zcash Price Analysis: A Command Line Version of Paper Wallet Out for Usage
14.6.2019
Interestingly, Zcash Foundation has announced for the live streaming of the Zcash Conference “Zcon1” over various digital platforms. According to the foundation, the streaming will help in adding new users and will help in enriching their understanding of the altcoin. Additionally, a major...
Open FaceTime Call from Command Line
11.4.2019
Communication tools are always associated with UIs, and for good reason — if you want communication to be easy and intuitive, you need easy and intuitive interfaces. We need communication tools to provide the lowest barrier of entry, since not all users will be tech savvy. For tech experts...
How to Reverse a Video
9.4.2019
One of my favorite media utilities is ffmpeg. This command line utility allows us to do some pretty amazing stuff like; Slice videos Convert video formats Modify video speed Combine audio and video Every once in a while I see a meme or funny video that reverses a video for effect. Since ffmpeg does...
Set Branch Alias with Git
28.3.2019
Version control systems can be difficult to use, especially when you don’t use a UI app. Just think about main branch or revision names: svn uses “trunk”, git uses “master”, and mercurial (hg) uses “tip”. I need to switch between mercurial and...