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Vital Web Performance
21.9.2020
I hate slow websites. They are annoying to use and frustrating to work on. But what does it mean to be “slow”? It used to be waiting for document load. Then waiting for page ready. But with so many asynchronous patterns in use today, how do we even define what “slow” is? The W3C has […]
The...
Enforcing performance budgets with webpack
18.9.2020
As you probably know, a single monolithic JavaScript bundle — once a best practice — is no longer the way to go for modern web applications. Research has shown that larger bundles increase memory usage and CPU costs, especially on mid-range and low-end mobile devices.
webpack has a lot of features...
Optimizing CSS for faster page loads
18.9.2020
A straightforward post with some perf data from Tomas Pustelnik. It’s a good reminder that CSS is a crucial part of thinking web performance, and for a huge reason:
Any time [the browser] encounters any external resource (CSS, JS, images, etc.) it will assign it a download priority...
content-visibility: the new CSS property that boosts your rendering performance
14.9.2020
Una Kravets and Vladimir Levin:
[…] you can use another CSS property called content-visibility to apply the needed containment automatically. content-visibility ensures that you get the largest performance gains the browser can provide with minimal effort from you as...
Bitcoin Hashrate Ramps to 130 Exahash Amid Next-Generation Miner Shortage
13.9.2020
Regional reports from China have highlighted that a number of major Chinese ASIC mining rig manufacturers have sold out of their next-generation model stock. The shrinking supply of high-performance machines may be due to the shortage of 7nm and 8nm chips from TSMC and Samsung. Bitcoin miners...
CEX.IO Cryptoexchange Makes CryptoCompare Top 10
8.9.2020
The international cryptocurrency exchange CEX.IO made it into the CryptoCompare top 10 July 2020 report, with an overall A grade. The CryptoCompare Exchange Benchmark rating evaluates over 165 exchanges around the world on aspects like adherence to regulations, platform security, liquidity, asset...
State of Jamstack 2020: Data Deep Dive
3.9.2020
(This is a sponsored post.)
The Jamstack, a modern approach to building websites and apps, delivers better performance, higher security, lower cost of scaling, and a better developer experience. But how popular is it among developers worldwide, and what do they love and hate about it?
We at Kentico...
Bitmain Retains Only a ‘Minuscule Lead’ Over Competitor Microbt Amid Ongoing Power Tussle, Says Report
19.8.2020
Bitcoin mining hardware maker Bitmain still has a “minuscule lead” over competitor Microbt despite the former’s ongoing power struggle and supply chain issues, according to Bitmex. Researchers at the derivatives exchange tested flagship products from the two companies...
radEventListener: a Tale of Client-side Framework Performance
18.8.2020
React is popular, popular enough that it receives its fair share of criticism. Yet, this criticism of React isn’t completely unwarranted: React and ReactDOM total about 120 KiB of minified JavaScript, which definitely contributes to slow startup time. When client-side rendering in React is relied...
Crypto Pro Portfolio Tracker Gets a Major Update
13.8.2020
Crypto Pro app has extended its Apple device support and is now available on Mac, iPhone, iPad, and Apple Watch. What is Crypto Pro? Crypto Pro tracks cryptocurrency prices in real-time and displays interactive charts with indicators. Users can also read the latest crypto news, set custom price...
Market Outlook: BTC Trend Targets $15K, Bitcoin Bull Raoul Pal ‘Irresponsibly Long’
10.8.2020
Cryptocurrency markets have been fluctuating quite a bit lately, as bitcoin and a number of crypto assets have been testing new resistance levels. The market valuation of the entire crypto-economy is hovering around $360 billion as a decent portion of the top twenty digital assets have gained 1-15%...
Square’s Cash App Bitcoin Revenue Surges 600% to $875 Million in Q2, Profit Up 711%
6.8.2020
Square Inc. has reported a significant bitcoin revenue increase in the second quarter. Its Cash App generated $875 million in revenue, a 600% increase from the previous year. In addition, Square’s bitcoin gross profit jumped 711%. Square Cash App’s Bitcoin Revenue Square released...
Coinbase Blames Performance Issues on Ethereum Fee Spike
3.8.2020
After the massive ethereum (ETH) rally and subsequent dump on Sunday that forced Coinbase to once again suffer from “degraded performance,” the exchange now said that it was “a spike in transaction fees” on the Ethereum network that caused delays for users attempting to move funds.
Today, the major...
Getting the Most Out of Variable Fonts on Google Fonts
30.7.2020
I have spent the past several years working (alongside a bunch of super talented people) on a font family called Recursive Sans & Mono, and it just launched officially on Google Fonts!
Wanna try it out super fast? Here’s the embed code to use the full Recursive variable font family from Google...
Market Update: Cryptocurrency and Gold Markets Fueled by Failing Global Economy
27.7.2020
The cryptocurrency economy has spiked significantly on July 26 into the overnight trading sessions capturing over $300 billion in value. Bitcoin is trading above the $10,360 zone while ethereum is swapping for $321 per coin. Meanwhile, the precious metals gold and silver have seen incredible gains...
Market Update: Crypto Cap Nears $300 Billion, BTC Hits $10K, ETH Rallies Hard
26.7.2020
The digital currency economy is steadily approaching a $300 billion market capitalization, as a great number of coins have been seeing decent gains. Bitcoin touched a high of $10,135 on July 26, during the early morning trading sessions, but ethereum is outpacing the top crypto measured by market...
WordPress-Powered Landing Pages on a Totally Different Site via Cloudflare Workers
22.7.2020
What if you have some content on one site and want to display that content on another site? We can do this in the browser no problem. We can fetch it, and plunk it onto the page.
Ajax, right? Ugh. Now we’re in client-side rendered site territory, which isn’t great for performance...
Grayscale Crypto Investments Add Nearly $1 Billion in Q2 — Bitcoin Trust Posts Record Quarter
16.7.2020
Grayscale Investments has posted a record quarterly performance, having added almost $1 billion, which nearly doubled its previous quarterly high. 84% of the investments were from institutional investors. The cumulative investment across all of its crypto products has reached $2.6 billion....
Make Jamstack Slow? Challenge Accepted.
15.7.2020
“Jamstack is slowwwww.” That’s not something you hear often, right? Especially, when one of the main selling points of Jamstack is performance. But yeah, it’s true that even a Jamstack site can suffer hits to performance just like any other site. 
Don’t think that by choosing Jamstack you...
Lazy Load IFRAMEs
13.7.2020
We’ve known for a decade that lazy loading resources like JavaScript, CSS, and especially images is a massive performance win for web pages. At first we used tricks and JavaScript to do the lazy loading, but more recently native image lazy loading has debuted in browsers. Did you know that...