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“Fiat Currency in Cryptocurrency Markets: Understanding Market Order and 2-Factor Authentication” The world of cryptocurrency has grown significantly over the past decade, with Bitcoin becoming one of the most widely recognized digital currencies. However, as more people enter the market, understanding how to buy, sell, and trade cryptocurrencies effectively is crucial. In this article, we…

Ethereum: Accessing Deployment Information from the Foundry Environment As an Ethereum developer, you are probably familiar with the Foundry platform, which provides a convenient way to deploy and manage smart contracts. However, one of the main benefits is access to information about your deployed contracts. In this article, we will explore how to read deployment…

Understanding Bitcoin Fees: A Guide to Converting Sats and BTC/KB The world of cryptocurrency can be intimidating, especially when it comes to understanding fees. Two popular terms that come up often are “sats” and “BTC/kB,” but what do they really mean? In this article, we’ll break down the difference between sats/byte and BTC/kilobyte (KB) to…

Understanding the “Change Address” in Electrum Wallet As a Bitcoin enthusiast, you are not the only one who does not understand the meaning of the “change address” in Electrum Wallet. In this article, we will detail the meaning of each component and clarify the reception of Bitcoin. What is Change Address? The change address, also…

Ping/Pong Implementation for WebSockets on Ethereum The WebSocket protocol on Ethereum is designed to provide two-way communication between clients and servers. However, one limitation of this approach is that it relies on a pong from the client to verify that data was received. In this article, we will look at how to implement a ping/pong…

Getting the Current BTC to BRL Rate Using PHP CURL and JavaScript Tired of searching for outdated rates on online forums or websites? In this article, we will explore two ways to get the current Bitcoin (BTC) to Brazilian Real (BRL) rate using PHP CURL and JavaScript. Method 1: Using PHP CURL with a Brokerage…

Ethereum: Contract Deployment Costs Explained When it comes to deploying smart contracts on the Ethereum network, costs can add up quickly. In this article, we’ll explore the current gas rates on the mainnet and what’s holding back some developers from taking their projects to the next level. The Main Problem: High Gas Rates On the…

Ethereum: A Comparison of Payment Systems Among Paymium, Bitpay, Coinbase, and Others In recent months, several payment systems have gained attention for their innovative approaches to cryptocurrencies. Two notable companies that have received licenses from banks in France are Paymium and Bitpay. While both platforms share some similarities with traditional payment systems, they also have…

Bitcoin Transaction Distribution Algorithm and Distribution Scope The Bitcoin transaction distribution algorithm is a complex process that involves multiple nodes, a network of peers, and advanced cryptography. The goal is to ensure the integrity and authenticity of all transactions across the network. In this article, we will dive into the Bitcoin core code and examine…

The Best Practices for Storing and Using Your Crypto Card In recent years, cryptocurrency has become increasingly popular as a means of storing and transferring value. A digital currency can be stored on a digital wallet or exchanged for physical currencies like Bitcoin or Ethereum through various exchanges or ATMs. With the rise of cryptocurrencies,…