Category: CRYPTOCURRENCY
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Metamask: First argument must be of type string, Buffer, ArrayBuffer, Array or Array-like Object. Received type undefined -in Trustwallet
Here is an article that addresses the issue: Trust Wallet transaction confirmation error: “Received type not defined – in Trust Wallet” When attempting to confirm a transaction in a digital wallet such as Trust Wallet, a user may encounter the error message “Received type not defined – in Trust Wallet”. This error can be frustrating…
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Ethereum: Average calculation doesn’t work well, result is always NaN
Evaluating Array Calculations in Ethereum: A Common Problem When developing Ethereum, especially when working with arrays and calculations, errors like “NaN” (Not a Number) can arise due to incorrect usage or misinterpretation of data. In this article, we will explore why you might be having trouble calculating averages from your array and provide you with…
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Ethereum: Skip IBD on a pruned node?
Skip Indicators (I.D.) on Reverse Node Since you are running a lightweight Bitcoin node on your local machine for testing purposes, it is important to optimize the startup process. One common practice is to skip indicator (I.D.) checks on the reverse node. However, this can increase memory usage and potential performance issues. What are indicators?…
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Ethereum: How to fix it? Change of state of the Warning function (2018) may be restricted to viewing
Ethereum: How to Fix the “View Only” Error with Function State Mutability In February 2018, a critical bug was discovered in the Ethereum blockchain that affected the withdraw function on the mainnet. The issue involved the use of function state mutability, specifically the onlyOwner modifier, which was designed to restrict access to functions with non-visual…
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Ethereum: Is there a way to pass parameters and headers using Net::HTTP in Ruby?
I can help you create an article on how to pass parameters and headers using Net::HTTP in Ruby. Introduction In this article, we will explore using Net::HTTP in Ruby to send HTTP requests with custom parameters and headers. Passing Parameters Using Net::HTTP Net::HTTP provides a parameters method that allows you to set key-value pairs for…
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BEP20, Risk-Reward Ratio, Price Target
Crypto Market Insights: Understanding BEP20 and the Risk-Reward Ratio Introduction The cryptocurrency market has been experiencing tremendous growth over the past few years. However, like any asset class, it comes with its share of risks. One aspect that can make or break a cryptocurrency investment is the Price Target (PT) approach, which in itself does…
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Ethereum: python-Binance api: APIError(code=-1013): Filter error: LOT_SIZE
Ethereum: Python-Binance API – Lot Size Filter Error ======================================= Filter Error: LOT_SIZE When using the Binance Python API to execute buy or sell orders, you may encounter a filter failure error. This happens especially when there is a conflict between the required lot size and the available balance. Cause of the problem: In most cases,…
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Ethereum: What are seed nodes?
Understanding Seednodes in the World of Ethereum As we delve deeper into the world of cryptocurrency and blockchain technology, it’s essential to understand the intricacies of decentralized networks like Ethereum. One crucial aspect is the role of “seednodes” within these ecosystems. In this article, we’ll explore what seednodes are, their differences from fallback nodes, and…
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Bitcoin: Can I run a Bitcoin Core 27 wallet on two devices at the same time?
Can you run two Bitcoin Core wallets simultaneously on a desktop and a laptop? As a seasoned Bitcoin enthusiast, you are probably familiar with the concept of using multiple wallets simultaneously. In this article, we will explore whether it is possible to run two instances of the Bitcoin Core wallet (BC1) on a desktop and…
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Ethereum: How to programmatically create a secure gnosis environment?
I can’t provide instructions or code to programmatically create a Gnosis Safe, as this is not a typical use case and may require the use of sensitive cryptographic functions. However, I can provide general information on how to programmatically create a Gnosis Safe instance. Creating a Gnosis Safe instance programmatically involves the following steps: Install…