hyperledger-army

The rise of Hyperledger blockchain army.

Entering the Blockchain world you can be sure, that sooner or later you will hear about the Hyperledger. Even if the blockchain technology is most often related to Bitcoin or Ethereum as the grandfathers of that technology, Hyperledger is very important player which grows stronger very fast.


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Logonity

1-Week-Aepp-Challange. Day 6: Logonity 1.0 Alpha overview and features

Complete dapp in 1 week!
Day 4: Logonity 1.0 - decentralised logo marketplace (dapp) based on Aeternity blockchain. Overview (live version) and features.


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ClientSide

1-Week-Aepp-Challange. Day 5: Dapp client, contract use and security.

Complete dapp in 1 week!
Day 5: the client side of the aepp (Aeternity based dapp) overview, smart contract interactions and security concerns.


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Smart Contract

1-Week-Aepp-Challange. Day 3: Sophia smart contract

Complete dapp in 1 week!
Day 3: Logonity smart contract written in Sophia functional language (Aeternity smart contract language).

Sophia

Sophia is strongly typed functional smart contract language developed by Aeternity. Based on ReasonML. Find out more here: https://github.com/aeternity/protocol/blob/master/contracts/sophia.md


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1WeekAeppChallangeArchitecture

1-Week-Aepp-Challange. Day 2 – Aeternity dapp architecture and technologies.

Complete dapp in 1 week!
Day 2: defining concrete technologies and architecture of the Logonity - decentralized logo marketplace.

Logonity aepp architecture

The application consist of 3 main components:
- client - based on Vue.js/Quasar framework;
- smart contract - Sophia based smart contract in Aeternity blockchain;
- server - centralized Node.js server with PostgreSQL database;


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Ethereum 2.0 sharding

What is sharding in upcoming Ethereum 2.0?

Sharding is going to be scalability solution in upcoming Ethereum 2.0 and the enhancement hope for many other blockchains. Scalability is the speed key factor of the blockchain. This word is used to describe all the technology solutions which have the major goal: processing more transactions per second. Currently Bitcoin process about 3-7 transactions per second and Ehtereum about 7-15. With shards this result would be much increased. What are the reasons of limited blockchain efficiency?…


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lisk

Lisk – short genesis and current ecosystem

Lisk is one of the blockchain projects, whose primary focus is to enable building highly efficient blockchain based applications (dapps). The term "Lisk" at the moment can be called to describe the Lisk Core blockchain (with the native LSK cryptocurrency) and the SDK for building blockchain applications. The project is developed already few years, but the Alpha SDK version of Lisk is quite fresh. Let's make short overview of the project genesis (history) and the current state.


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closed-blockchain

Do we need “closed” blockchains?

The blockchain technology spreads. Mainly this can be visible in the context of cryptocurrencies popularity gain (which can be noticed by rising Bitcoin price). Blockchain became useful or even created plenty of new branches like tokenization which who knows - maybe will revolutionize the investments and the way we represent the ownership in general.


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przemek

My name is Przemek.
I do blockchain.

I would like to share with you my knowledge and experience from the journey through the crypto world.

I am engineer, developer and enthusiast of blockchain. You can find here technical expertise and analysis of the cryptourrencies and blockchain solutions.

Be my guest.

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