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Druhé vydání učebnice Java pro úplné začátečníky

25.5.2022
Dovoluji si vám představit druhé vydání originální učebnice jazyka Java. Za pomoc s odbornou korekturou děkuji tímto Katedře teoretické informatiky z FIT ČVUT. Kniha ve formátu PDF má 154 stran velikosti A5 a obsahuje přes 110 barevných ukázek kódu, ilustrací, grafů a screenshotů. Výklad je určen...

Učebnice Java pro úplné začátečníky (2)

CSS :optional

22.5.2022
A decade ago HTML and CSS added the ability to, at least signal, validation of form fields. The required attribute helped inform users which fields were required, while pattern allowed developers to provide a regular expression to match against an <input>‘s value. Targeting required...

Billionaire Investor and Galaxy Digital CEO Mike Novogratz Addresses the Terra LUNA and UST Fallout

18.5.2022
On May 18, the billionaire investor and crypto proponent Mike Novogratz published a post about the recent Terra blockchain fallout. Novogratz and his firm Galaxy Digital were big believers in the Terra project, and the investor even got a LUNA-centric tattoo on his arm. Despite the recent events...

BitcoinUSD․com Launches a Market Watch Site

18.5.2022
PRESS RELEASE. BitcoinUSD.com, a website developed to educate the public on crypto exchanges and current prices, launched its new website. The new site provides more information on current cryptocurrency prices, live market cap, news and educational articles through its crypto blog. The new site...

Circle Says USDC Reserve Backed Entirely in Cash and Short-Dated US Treasuries

16.5.2022
On May 13, Circle’s chief financial officer Jeremy Fox-Geen published a blog post called “How to Be Stable,” following the aftermath of Terra’s stablecoin implosion. Circle’s CFO explained that since usd coin’s inception, the stablecoin aims to...

Onchain Analysis Report Says Terra’s Bitcoin Reserves Were Sent to Binance and Gemini

15.5.2022
After the collapse of Terra’s once-stable coin terrausd (UST), a number of people wondered where the Luna Foundation Guard’s (LFG) bitcoin went, as the funds were supposed to be used to defend the UST’s $1 parity. On Friday, the blockchain intelligence and analytics firm...

Klasifikace EKG křivek - výlet do světa neuronových sítí

13.5.2022
Tak jsem si jednou řekl, že by nebylo špatné se procvičit v návrhu a využítí neuronových sítí. A nejlépe se to dělá, pokud si člověk vybere nějaký reálný problém. Takto řečeno je to hodně široký pojem. Co by to ale mělo být? Chtěl jsem si vyzkoušet nějaký klasický klasifikační problém, tedy něco...

Zagabond Posts Blog Admitting Abandonment of Projects

10.5.2022
Zagabond, a pseudonym of the founder of Azuki non-fungible tokens, admitted abandoning projects in the past, with three projects in one year as the major highlight. These are related to Cryptophunks, Cryptozunks, and Tendies. The Azuki NFT founder said that the original teams initially dropped...

Get a Random Array Item with JavaScript

9.5.2022
JavaScript Arrays are probably my favorite primitive in JavaScript. You can do all sorts of awesome things with arrays: get unique values, clone them, empty them, etc. What about getting a random value from an array? To get a random item from an array, you can employ Math.random: const arr =...

Syntax Highlighting (and More!) With Prism on a Static Site

4.5.2022
So, you’ve decided to build a blog with Next.js. Like any dev blogger, you’d like to have code snippets in your posts that are formatted nicely with syntax highlighting. Perhaps you also want to display line numbers in the … Syntax Highlighting (and More!) With Prism on a Static...

Bitcoin of America Launches New Website and Blog

3.5.2022
PRESS RELEASE. Bitcoin of America has officially launched a newly redesigned website and blog. The popular operator has created an all-new modern design that features their services. Bitcoin of America is a popular virtual currency exchange, registered as a money services business with the United...

TUX: Svět Linuxu od Raven2cz - 16.díl - Openbox - Borgská kostka

2.5.2022
Popis videa Link na tento díl a materiály Odkaz: https://youtu.be/E2aQfZNbPF0 Podklady: https://github.com/raven2cz/tux/tree/main/220427-openbox Fórum: https://forum.arch-linux.cz/ – openbox sekce Popis videa Openbox – velikostně malý, rychlý window manager. Specializovaný na floating layout...

Legacy String Methods for Generating HTML

26.4.2022
I’m always really excited to see new methods on JavaScript primitives. These additions are acknowledgement that the language needs to evolve and that we’re doing exciting new things. That being said, I somehow just discovered some legacy String methods that you probably shouldn’t...

Chainalysis: Crypto Gains Skyrocket Worldwide — Investors’ Profit Grew 5x to $163 Billion in 2021

25.4.2022
Blockchain data analytics firm Chainalysis has found that the total cryptocurrency gains worldwide amounted to $163 billion in 2021, which was 5x the previous year or a 400% increase. Chainalysis on Crypto Gains Worldwide Blockchain analysis firm Chainalysis published a blog post last week titled...

Interview with an Intiface Haptics Engineer

25.4.2022
I was recently re-reading my Interview with a PornHub Web Developer and one bit I started thinking about was the VR question and the idea of making users not just see but feel` something. The haptic feedback of VR games is what really sets them apart from your standard PC or console game. So when...

Making Mermaid Diagrams in Markdown

18.4.2022
Mermaid diagrams and flowcharts have been gaining traction, especially with GitHub’s announcement that they are natively supported in Markdown. Let’s take a look at what they are, how to use them, and just as importantly: why. Just like you … Making Mermaid Diagrams in Markdown originally...

Blockchain.com Inks Sponsorship Deal With the NFL’s Dallas Cowboys

14.4.2022
On Wednesday, the firm Blockchain.com announced it inked a deal with the NFL’s Dallas Cowboys as the team’s “exclusive digital asset partner.” The deal will bring Blockchain.com a great deal of exposure in terms of television, signage, and radio and the digital currency...

Bitmex Co-Founder Arthur Hayes Says Bitcoin Could Drop to $30K Amid a Stock Market Rout

11.4.2022
The co-founder and former CEO of Bitmex, Arthur Hayes, has published a new blog post concerning the current state of cryptocurrency markets. Hayes says currently there’s an inability to recognize the cyclical nature of markets and the “inconvenient truth” that is crypto is...

Hello Yaddle, Goodbye Weekends

11.4.2022
The recently released Lego Star Wars: The Skywalker Saga is great. One of my favorite games of 2022 and the best Star Wars game ever made. Even if it didn’t include Yaddle, I’d still love this game. But it does include Yaddle. It only took 20 years, three blogs, and my entire run as weekend editor...