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I can provide you with an article on how to create a Metamask wallet that uses the OpenZeppelin Defender Relay contract to receive and withdraw USD tokens (ERC-20) using a MetaMask account. Creating a Smart Contract with OpenZeppelin Defender Relay To use the OpenZeppelin Defender Relay, we will need to create a new smart contract […]

Ethereum Difficulty Adjustment: A Complicated Story When Ethereum first launched in 2015, its developers decided to adjust the difficulty target every 2 days. However, this decision has sparked debate among users and analysts for years. In this article, we will explore why the choice was made to adjust the difficulty every 2 weeks and whether

Ethereum API Call List: Retrieving Order Data == As a beginner, it’s great that you’re eager to start exploring the Ethereum API. Here’s an article on how to retrieve order data using Python and the Binance API. Prerequisites Before entering the code, make sure you have: A Binance API account (create one at [binance.com/api]( The

Change Back to Original Address in Sparrow Wallet As a Bitcoin user, you are probably familiar with sending and receiving Bitcoins through various wallets and exchanges. However, when using Sparrow Wallet, you may encounter issues where the change is sent back to the original address instead of being refunded. In this article, we will explore

Here is an article based on your request: Migrating Token Contracts to Raydium: Can we enable PDA signing via invoke_signed? As a Solana developer working with OpenBook, you are probably familiar with the concept of a migration vault. The migration vault, which stores all the liquidity for migrating tokens from one chain to another, is

Interacting with other on-chain programs on Solana As a developer building an on-chain program on Solana, you are likely familiar with the Interface Definition Language (IDL) for your specific use case. However, interacting with another program requires more than just IDL knowledge. In this article, we will explore how to communicate with other programs and

The Unsung Heroes: Ethereum’s Mining Power – Understanding Its Purpose Ethereum, often referred to as the “second largest cryptocurrency” after Bitcoin, has been growing in popularity in recent years. While many enthusiasts focus on the hype surrounding new blockchain projects, another important part of Ethereum’s success is the role of miners in maintaining and updating

« Cryptocurrency Market: Understanding the Risks and Rewards with a Reversal Pattern Approach » The cryptocurrency market has experienced tremendous volatility in recent years, making it a high-risk investment opportunity for many traders. However, understanding the risks and rewards of this market can help investors make informed decisions about their investments. One key aspect to consider when