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Getting Fancy with position: sticky;


Mike Solomon worked on a fancy scrollytelling post for Esquire and blogged about it. It has GIFs of each step along the way of figuring out not just position: sticky; but also using negative margins, wrapper divs, backgrounds, and even a smidge of JavaScript measuring to get it all right. What...

Awesome Forward & Reverse Geocoding API: positionstack (Sponsored)


One awesome web functionality we take for granted is geolocation. Based on geolocation data, we can get someone to their destination, provide them suggestions based on their location, and so on. One downside of native geolocation, especially in the browser, is that it’s limited in both input...

positionstack


(This is a sponsored post.) Say you have an address that your user typed in, like 1600 Pennsylvania Avenue NW, Washington, DC, USA and now you need more information about it. Maybe you need the proper country code. Maybe you need the latitude and longitude. Maybe you need the postal code....

These Online Stores Are Bitcoin Only


The number of stores that accept cryptocurrencies such as BTC and BCH is growing. But while such stores will accept bitcoin alongside existing fiat payments, a handful operate in reverse. These online shops are bitcoin only and they’ve no intention of accepting fiat currency – ever....

Will Ripple (XRP) Reverse Its Current Downtrend?


Ripple prices are supported by the weekly critical support, and XRP price may bounce from here. If not, then get ready for the XRP price discovery mode for the support. XRP Price Analysis: XRP prices against USD are supported by the critical support marked by the red dotted line, i.e., $0.194...

Travelbybit to Drop Bitcoin Payments After Viral Double Spend Video


On December 18, Bitcoinbch.com published a video explaining how easy it is to double spend BTC transactions in the wild. Not long after the film was released, the payment processor Travelbybit announced it would be removing both BTC and BCH payments for over 400 Australian merchants. Unfortunately...

Video Shows How Easy It Is to Double Spend BTC Using RBF


On December 18, the web portal Bitcoinbch.com published an informal notice explaining that merchants accepting BTC should switch to BCH because of “dangerous flaws” found in the BTC software. The problem is tied to slow confirmation times tethered to a BTC-based protocol called...

Ripple Gears up to Reverse the Downtrend; Targets $0.30 Price Mark


Ripple recently formed support near $0.2709; Price fall may take a pause XRP is dropping since today morning; has not crossed $0.28 yet Technicals set to enter the bullish zone except for SMA line XRP calls for a price boost as it lacks momentum Ripple (XRP) trading with a bearish impact since...

Reverse Lookups with JavaScript


I’ve always loved exploring regular expressions because they’re one of those skills that’s never taught in school — you need to pick them up on the fly, messing up and fixing them along the way. Regex’s are incredibly powerful, and one power they have are referred...

Immortality, Cryogenics and UBI: How The Crypto Rich Influence Science


The rise of cryptocurrency is changing the philanthropic world by causing the redistribution of wealth from old money to visionary innovators and early tech adopters. The new crypto rich invest their donations by supporting scientific research in groundbreaking fields that may one day enable...

Bounce Element Around Viewport in CSS


Let's say you were gonna bounce an element all around a screen, sorta like an old school screensaver or Pong or something. You'd probably be tracking the X location of the element, increasing or decreasing it in a time loop and — when the element reached the maximum or minimum value —...

Can you nest @media and @support queries?


Yes, you can, and it doesn't really matter in what order. A CSS preprocessor is not required. It works in regular CSS. This works: @supports(--a: b) { @media (min-width: 1px) { body { background: red; } } } And so does this, the reverse nesting of the above: @media (min-width:...

Intrinsically Responsive CSS Grid with minmax() and min()


The most famous line of code to have come out of CSS grid so far is: grid-template-columns: repeat(auto-fill, minmax(10rem, 1fr)); Without any media queries, that will set up a grid container that has a flexible number of columns. The columns will stretch a little, until there is enough room...

How to Reverse a Video


One of my favorite media utilities is ffmpeg. This command line utility allows us to do some pretty amazing stuff like; Slice videos Convert video formats Modify video speed Combine audio and video Every once in a while I see a meme or funny video that reverses a video for effect. Since ffmpeg does...

JavaScript Glossary: Array .reverse() Method


Basics This method changes the position of elements within the array. The first element goes to the last position and the last element goes to the first position. The method returns the re

Hackujte jako agenti. NSA uveřejní svůj nástroj pro reverzní inženýrství


GHIDRA, nástroj pro zpětnou analýzu programů z dílny americké tajné služby NSA, bude k dispozici veřejnosti. Zástupce NSA jej odhalí na konferenci RSA v březnu 2019, ale zatím není jasné, v jaké formě a pod jakou licencí.Další články k tématu:Je Snowden zrádce, nebo hrdina? Cítím se nevinen,...

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