Drone Programming basics
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May 21, 20241 min read
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May 5, 20241 min readRestricting access to the website to certain sanctioned countries
Often, in my projects, there is a need to somehow block access to some parts of the application to people connected from certain sanctioned or otherwise restricted jurisdictions. Doing it on the front end is usually not the best approach, but often, ...
Dec 5, 20232 min readAccount Abstraction resources
I have been studying quite a lot about Account abstraction and ERC-4337 recently. I will point out here some resources worth reviewing: Walk through a thinking process of arriving at the current AA design, showing which problems had to be resolved a...
Nov 30, 20231 min readBlockchain Fintech: History of innovation
Innovations come to existence through different means and circumstances. Some of them start as meticulously planned inventions. Others – due to pure luck and uncontrollable external conditions. It’s never just one source that transforms promising inn...
Aug 1, 20187 min readHow blockchain traceability can change your organization
Businesses, governments – various entities can benefit from decentralization. However, even criminals may derive some use from decentralized operation modes and various cryptographic primitives. The goals and objectives of those three categories of o...
Jul 12, 20183 min readTrustless off-chain computing on the blockchain
Blockchain technologies as we know now were not designed to sustain massive amount of computation operations: they are slow and extremely costly for such scenarios. Yet for many practical applications meaningful and sometimes massive amount of comput...
Jun 18, 20181 min readHow blockchain regulation should look
Despite what you might read online, not all blockchain regulation is bad. Regulations are, in general, necessary. They help businesses thrive on markets that suffer from information asymmetry. What’s more, they also make the industry landscape cleare...
Jun 13, 20185 min readCrypto payments: 4 benefits and 3 problems
Most customers don’t buy a technology for its own sake, no matter how novel it is. They are interested in what value it brings to their lives. Digital currencies and crypto payments are no different. Their adoption is slow, as this is a novel technol...
Jun 12, 20186 min read