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Hash Watch: Bitcoin Cash Miners Begin Signaling Node Implementations


There’s 88 days left until the Bitcoin Cash upgrade scheduled for November 15, 2020, and the community has been watching miners closely. On August 18, the Bitcoin ABC team published a blog post that revealed a “feature freeze is now in place,” as it contains a new coinbase rule....

Simple Node.js Proxy


When I wanted to refresh my React.js skills, I quickly moved to create a dashboard of cryptocurrencies, their prices, and and other aspects of digital value. Getting rolling with React.js is a breeze — create-react-app {name} and you’re off and running. Getting the API working...

Practical Use Cases for JavaScript’s closest() Method


Have you ever had the problem of finding the parent of a DOM node in JavaScript, but aren’t sure how many levels you have to traverse up to get to it? Let’s look at this HTML for instance: <div data-id="123"<buttonClick me</button</div That’s pretty straightforward, right? Say...

Ankr to Host Ferrum’s Ethereum Node Infrastructure


A lot has been happening in the cryptocurrency industry recently, where businesses are trying to entice their users with new features and services. In the chain of events comes news where Ankr, a one-click node hosting platform, will host Ferrum Network’s Ethereum node infrastructure on...

How to delete all node_modules directories from your computer


Nice tip from Chris Ferdinandi: My node_modules directories contained 50mb of stuff on the small side, and over 200mb of files in some cases. Over a few dozen projects, that really adds up! Two dozen projects with 200 MB worth of node_modules? That’s nearly 5 GB of space for...

Building Serverless GraphQL API in Node with Express and Netlify


I’ve always wanted to build an API, but was scared away by just how complicated things looked. I’d read a lot of tutorials that start with “first, install this library and this library and this library” without explaining why that was important. I’m kind of a Luddite when it comes to these...

Some Performance Links


Just had a couple of good performance links burning a hole in my pocket, so blogging them like a good little blogger. Web Performance Recipes With Puppeteer Puppeteer is an Node library for spinning up a copy of Chrome “headlessly” (i.e. no UI) and controlling it. People use it...

Russian Blockchain-powered Voting Platform ‘Withstands Node Attack’


The operators of Russia’s blockchain voting system say their platform successfully repelled a hacking attack in the nation’s referendum on constitutional reform. Blockchain voting is being piloted in the cities of Moscow and Nizhniy Novgorod, and began on June 25. Citizens in both cities were...

Cardano Continues Surge Higher After New Full-Node Wallet is Released


Charles Hoskinson. Source: a video screenshot, Youtube/Charles Hoskinson Following the announcement of a new “mainnet wallet” for Cardano, the blockchain platform’s native crypto token ADA is seeing strong gains in the crypto market, rising nearly 8% over the past 24 hours to a price of USD 0.046...

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