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[aktualita] Dokumentární německá stanice ARD Alpha začala na satelitu Astra vysílat v HD kvalitě
14.1.2019
Náš spolupracovník sestavil další z pravidelných přehledů satelitních programů vysílajících v režimu FTA. Türksat (42°E) TMB Jedná se o tureckou hudební televizi, která kromě domácích hitů vysílá i klipy z okolních zemí. Program na družici Türksat již vysílá, ale ve východním vysílacím svazku...
Converting Color Spaces in JavaScript
10.1.2019
A challenge I faced in building an image "emojifier" was that I needed to change the color spaces of values obtained using getImageData() from RGB to HSL. I used arrays of emojis arranged by brightness and saturation, and they were HSL-based for the best matches of average pixel colors with...
Code Challenge #14: Test Your Knowledge of React Hooks
27.11.2018
The front-end world of JavaScript keeps buzzing daily with new tools, technologies, and super updates! One of such recent release by the React.js team is React Hooks in React 16.7-alpha. Here's
5 Ways to Convert React Class Components to Functional Components w/ React Hooks
19.11.2018
In the latest alpha release of React, a new concept was introduced, it is called Hooks. Hooks were introduced to React to solve many problems as explained in the
HSL() / HSLa() is great for programmatic color control
1.6.2018
If you ever need to hand-manipulate a color in native CSS, HSL is pretty much the only way. HSL (the hsl() and hsla() functions in CSS) stands for hue, saturation, lightness, and optionally, alpha. We've talked about it before but we can break it down a little more and do some interesting things...
Flutter.io přechází do bety
27.2.2018
Na právě probíhajícím Mobile World Congress 2018 oznámil Google Beta verzi Flutteru. Dobrá zpráva pro všechny, které znervózňoval dovětek „alpha“. Pokud Flutter ještě neznáte, otevřete si náš článek Flutter.io – mobilní aplikace, znovu a lépe
Mining Roundup: BBB Warning, Alpha Technology and a Pool Attack
15.6.2014
CoinDesk looks at the latest manufacturer updates, a BBB advisory and a pool attack