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Emanuel Ferreira

Software Engineer at Popstand Blockchain & Crypto enthusiast Contact: contatoferreirads@gmail.com Twitter: https://twitter.com/manelferreira_

Location Espirito Santo - Brasil Joined Joined on  Email address contatoferreirads@gmail.com github website twitter website

Work

Popstand

How I built a Bitcoin indexer using ZeroMQ

How I built a Bitcoin indexer using ZeroMQ

Reactions 5 Comments
2 min read

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Should I use database index or not?

Should I use database index or not?

Reactions 55 Comments 7
2 min read
How to create a smart contract to whitelist users

How to create a smart contract to whitelist users

Reactions 34 Comments 6
3 min read
How to mint 10000 NFTs on Opensea

How to mint 10000 NFTs on Opensea

Reactions 53 Comments 32
5 min read
How to mint an NFT via CLI

How to mint an NFT via CLI

Reactions 45 Comments 1
5 min read
How to deploy a Smart Contract to the Testnet

How to deploy a Smart Contract to the Testnet

Reactions 31 Comments 12
2 min read
How to create a Smart Contract to mint an NFT

How to create a Smart Contract to mint an NFT

Reactions 59 Comments 2
5 min read
How to create a smart contract to receive payments

How to create a smart contract to receive payments

Reactions 58 Comments 15
3 min read
MongoDB updateOne() , updateMany() e seus operadores

MongoDB updateOne() , updateMany() e seus operadores

Reactions 8 Comments 2
3 min read
MongoDB, find() e findOne()

MongoDB, find() e findOne()

Reactions 13 Comments 3
2 min read
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