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How to Detect Failed Requests via Web Extensions
2.10.2023
One of the best things that ever happened to t he user experience of the web has been web extensions. Browsers are powerful but extensions bring a new level of functionality. Whether it’s crypto wallets, media players, or other popular plugins, web extensions have become essential to every...
Migrace skriptů tampermonkey po upgrade na firefox snap
29.9.2023
Chtěl bych se podělit o čerstvou zkušenost. Třeba se to někomu bude hodit. Nedávno jsem upgradnul z Ubuntu 18.04 přes 20.04 ma 22.04. Byl to nightmare, ale o tomhle tento blog nebude. Dnes jsem s hrůzou zjistil, že další věc, která přestala fungovat, jsou scripty v tampermonkey ve firefoxu. Kdybych...
Ordinals Creator Casey Rodarmor Introduces ‘Runes,’ New Fungible Token Protocol for Bitcoin
26.9.2023
Casey Rodarmor, creator of Bitcoin Ordinal inscriptions, introduced a new fungible token protocol named Runes in a blog post September 25, 2023. Although uncertain if it’s a “good idea,” Rodarmor believes a robust fungible token protocol could “bring significant transaction...
Welcome to the New LimeWire: AI Media Generation (Sponsored)
22.9.2023
LimeWire was a staple of my youth. LimeWire was software that allowed users to share any type of file during the revolutionary days of file sharing. Fast forward to today and LimeWire is back, again as revolutionary software, but this time in the field of AI content publishing. From creating images...
Unveiling 15+ Essential Tools & Resources for Web Designers and Agencies in 2023 (Sponsored)
12.9.2023
You’ve visited countless websites, and now you’re designing your own. Stop and think for a minute about what you’ve liked and didn’t like about some of those you visited. Was it the front page, the layout in general, or the functionalities that either met with your satisfaction or turned you off?...
Unveiling 15+ Essential Tools & Resources for Web Designers and Agencies in 2023 (Sponsored)
12.9.2023
You’ve visited countless websites, and now you’re designing your own. Stop and think for a minute about what you’ve liked and didn’t like about some of those you visited. Was it the front page, the layout in general, or the functionalities that either met with your satisfaction or turned you off?...
Záložky adresářů na příkazové řádce (DirectoryBookmarks)
11.9.2023
Přepínáte ve znakovém terminálu často různé adresáře souborového systému? Pak by vám mohla přijít vhod aplikace popsaná v tomto článku. Jak to funguje? V aktuálně navštíveném adresáři lze napsat (v terminálu) příkazsdf d1 , kde parametrd1 je alfanumerický text reprezentující název záložky. Od toho...
Sum an Array of Numbers with JavaScript
7.9.2023
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 is easy using Array.prototype.reduce!...
ZABBIX a neočekávaný nárůst velikosti databáze
4.9.2023
Rád bych se s Vámi podělil o jeden zajímavý problém a jeho řešení týkající se rychlého a velkého nárůstu dat v databázi monitorovacího nástroje ZABBIX. Na začátku příběhu byla migrace celého monitoring prostředí ze stávající on-premise instalace do Microsoft Azure cloudu v rámci sjednocení...
NOSTR, "pštrosí" sociální síť
20.8.2023
V článku proberu nově vznikající decentralizovanou síť NOSTR. Co to je, v čem stojí za pozornost, jakými bolestmi trpí, co se nepovedlo a zda to vůbec má smysl. NOSTR je zkratka, která znamená Notes and Other Stuff Transmitted by Relay. Často jej snadno poznáte pomocí loga zobrazující pštrose –...
JavaScript waitFor Polling
14.8.2023
As more of the JavaScript developers write becomes asynchronous, it’s only natural to need to wait for conditions to be met. This is especially true in a world with asynchronous testing of conditions which don’t provide an explicit await. I’ve written about waitForever...
queryLocalFonts
11.8.2023
One of the larger downloads when requesting a webpage are custom fonts. There are many great techniques for lazy loading fonts to improve performance for those on poor connections. By getting insight into what fonts the user has available, we can avoid loading custom fonts. That’s where...
Use XHR/fetch Breakpoints!
7.8.2023
Web debugging tools are so incredibly excellent these days. I remember the days where they didn’t exist and debugging was a total nightmare, even for the simplest of problems. A while back I introduced many of you to Logpoints, a way to output console.log messages without needing to change...
Base Opens Ethereum Bridge, Mainnet to Launch August 9
5.8.2023
Base, the Ethereum L2 (layer 2) scaling layer backed by Coinbase, has opened bridging for selected assets from Ethereum. In a blog post, the protocol also announced that the Base mainnet deployment was slated for August 9, allowing free access to developers to launch their apps on top of it. Base...
Linuxový Joe: 1. díl
27.7.2023
Toto literární dílo je věnováno drsným hackerům Divokého Východu, kteří mstili nestabilitu a oslavovali Výkon: ať byl použit na cokoli. V Trigger Windows Saloonu, jediné a nejlepší internetové kavárně městečka StackOn City, bylo jako vždy rušno. Lidé se zabývali klasickými netovými flejmy:...
Binance Introduces FDUSD Listing Amid Stablecoin Market Decline, Faces Initial ‘Technical’ Setback
26.7.2023
As the stablecoin market economy witnessed a loss exceeding $3 billion within a 40-day span, several fresh stablecoin endeavors are emerging. Binance, the globe’s leading exchange by trade volume, unveiled three new trading pairs attached to a stablecoin labeled first digital usd (FDUSD)...
URL.canParse
17.7.2023
Parsing of URLs on the client side has been a common practice for two decades. The early days included using illegible regular expressions but the JavaScript specification eventually evolved into a new URL method of parsing URLs. While URL is incredibly useful when a valid URL is provided,...
Napsal jsem si databázi v C++
16.7.2023
Možná někoho napadne, co je to za bláznivý nápad, proč by si někdo psal novou databázi. Není to zbytečná práce? Proč nesáhnout po něčem existujícím? Databází máme přehršel. Na druhou stranu, proč ne. Uplatnění si určitě najde Co je DocDB[1] Nejprve bych trochu poupravil clickbaitový titulek. ...
Arthur Hayes Insists ‘Bitcoin Will Be the Currency’ of Artificial Intelligence
8.7.2023
In a freshly unveiled blog piece, Arthur Hayes, the former CEO of crypto derivatives platform Bitmex, posits that bitcoin is the prime currency for artificial intelligence (AI). Hayes maintains that moving forward, BTC will be the favored currency for AIs since they “must use a system that...
JavaScript closest
5.7.2023
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...