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Ryan stvořil Deno a bylo to dobré
15.10.2020
S nadsázkou se dá prohlásit, že vzniku Deno vděčíme hryzavému svědomí Ryana Dahla, autora NodeJS. Za jedenáct let, které dělí první verzi NodeJS a první verzi Deno, se ve světě referenčního JavaScriptu událo mnohé. Následovník NodeJS je proto mnohými vítán
Fees Bonanza: Ethereum Miners Pocket a Record $113 Million From Fees in August
2.9.2020
Ethereum miners are making a killing from transaction fees. In August alone, the miners raked in a total of $113 million in profit, up more than 3,660% from the $3 million earned in April, according to the latest data from Glassnode. This is the highest ether miners have earned from transaction...
Simple Node.js Proxy
18.8.2020
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
12.8.2020
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...
83% of Bitcoin Addresses Currently Profitable, Says Glassnode
24.6.2020
At least 83% of existing Bitcoin addresses are currently in a state of profit, according to Glassnode. That’s a 43% increase since bitcoin’s precipitous crash on March 12, now known as the ‘Black Thursday.’ At the time, only 45% of all the BTC addresses were profitable...
Bitcoin Risks Turning Bearish Due to Declining Market Health, Says Glassnode
27.5.2020
Bitcoin (BTC) risks sliding back into bearish territory should onchain activity and overall market health continue to decline, warns analytics firm Glassnode. The latest market update from Glassnode shows that the GNI index, which measures the overall state of the Bitcoin network, dropped 18% or...
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...
‘A Drop-in Replacement for ABC’ – BCH Devs Release Bitcoin Cash Node Software
28.2.2020
On February 27, a group of developers behind the Bitcoin Cash Node implementation released the first version of the project’s codebase. The new client is essentially a drop-in replacement for Bitcoin ABC 0.21.0, as the code aims to disable the Infrastructure Funding Proposal (IFP). Also Read:...
Possibly The Easiest Way to Run an SSG
4.2.2020
"Static Site Generator," that is. We'll get to that in a second.
Netlify is a sponsor of this site (thank you very much), and I see Zach Leatherman has gone to work over there now. Very cool. Zach is the creator of Eleventy, an SSG for Node. One thing of the many notable things about Eleventy...
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...
What’s at Stake With Masternode Coins?
21.11.2019
“Masternode” is a term that echoes less often in the cryptosphere these days, but not because user-controlled nodes have fallen out of favor. Rather, the nomenclature has shifted, with “staking” now used to describe the array of blockchains that fall under this banner. As...
How to Create a QR Code
15.10.2019
QR codes aren’t everyone’s cup of tea but I quite like them. If I see something I want to remember or check out later, especially when on the road, it’s super easy to take a quick picture — it’s much easier than trying to remember a URL and much faster than typing...
10 Interesting JavaScript and CSS Libraries for October 2019
15.10.2019
Our resources collection for the month of October includes helpful fronted libraries, a cute CSS framework, and some awesome Node.js tools
How to Not Minify Source with webpack
10.9.2019
The webpack JavaScript utility has taken over the modern JavaScript landscape, so much so that it’s hard to be a JavaScript developer and not use it. JavaScript build utilities are the point where they do best practices implicitly, like minify code, caching, and more. I was recently debugging...
Stop Installing Packages Globally
9.9.2019
These days, most front-end projects are going to involve NPM packages of some kind. Occasionally, when browsing documentation for these packages, I’ll see a recommendation to install a package like this. yarn global add <package> Or like this. npm install --global <package> In both...
Meet the Developer Who Added Schnorr Signatures to Bcash
14.6.2019
This week news.Bitcoin.com spoke with Jonathan Gonzalez, the blockchain developer who is currently maintaining the Bcash project, a Bitcoin Cash full node written in node.js. Gonzalez explained how he got into Bitcoin Cash development and how he managed to get the Bcash node fully compatible with...
How to Detect Text in Images
11.6.2019
Images are a great way to communicate without text but oftentimes images are used/abused to spread text within social media and advertisements. Text in images also presents an accessibility issue. The truth is that it’s important, for any number of reasons, to be able to detect text in image...
Používáme knihovnu Readability na serveru
4.4.2019
Možná znáte Readability z reader-view v prohlížeči. Odstraní ze stránky přebytečný balast a zůstane jen dobře čitelný text. Stejný projekt lze s úspěchem použít i na serveru. Pojďme si ukázat, proč i servery potřebují dobře čitelné texty
Web<element> – první vydání fullstack konference
20.2.2019
Jak to vlastně je s těmi full-stack vývojáři? Existují? Nebo jsou to jen urban legends? Ale víte co? Je to jedno. Ale co taková konfrence, která bude mít široký přesah? Tak na to odpověd máme v podobě prvního webelementu
Building a modern app using Nest.js, MongoDB and Vue.js
19.2.2019
Introduction
Nest.js introduces a modern way of building Node.js apps by giving it a proper and modular structure out of the box. It was fully built with TypeScript but still preserves com