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Rob
Rob

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Jul 31

The Fastest Way To Convert uint256 to String in Solidity

Solidity isn’t built for string manipulation, and until recently (solc 0.8.12) we didn’t even have native concatenation. Transforming primitives, like integers, addresses, and raw bytes into something readable is mostly handled on the client end by your js library. …

Solidity

3 min read

The Fastest Way To Convert uint256 to String in Solidity
The Fastest Way To Convert uint256 to String in Solidity
Solidity

3 min read


Jan 26

Don’t Get Tricked By MetaMask’s “New Wallet” Button!

A few months ago my dev team found one of our testnet wallets in a public github project. Not just the address, but the full private key. We spent a day in full 🚨Red Alert🚨 mode, rotating accounts, auditing all of our transactions, and searching for any possible way that…

Metamask

3 min read

Don’t Get Tricked By MetaMask’s “New Wallet” Button!
Don’t Get Tricked By MetaMask’s “New Wallet” Button!
Metamask

3 min read


Published in

CoinsBench

·Jan 2

Estimate Transaction Gas with Ethers.js and EIP-1559

👉 Demo code — https://github.com/neznein9/gas-estimation EIP-1559 has arrived, starting with Ethereum’s London Fork, and continuing out to Layer 2s and other EVM compatible blockchains in the last year. …

Eip 1559

4 min read

Estimate  Transaction Gas with Ethers.js and EIP-1559
Estimate  Transaction Gas with Ethers.js and EIP-1559
Eip 1559

4 min read


Jun 25, 2021

DYOR: Assessment of the Polygon/Matic Network

In my last article, I put forward a framework for researching and evaluating blockchains. Before I go deeper and look at specific DApps and tokens running in an ecosystem, I want to apply the framework to a real world example. Below is my research and evaluation of the Polygon network. What is it? …

Polygon

6 min read

DYOR: Assessment of the Polygon/Matic Network
DYOR: Assessment of the Polygon/Matic Network
Polygon

6 min read


Jun 17, 2021

DYOR 01: How To Judge A Blockchain Project

Yesterday was the Iron.finance Armageddon. I have seen a couple of different theories on the crash including a rug pull by the devs, active DOS attack against Polygon network, or a feedback loop where stablecoin sales caused hyperinflation of the collateral coin which further devalued the stable. …

Defi

5 min read

DYOR 01: How To Judge A Blockchain Project
DYOR 01: How To Judge A Blockchain Project
Defi

5 min read


Jun 6, 2021

I Put $10,000 Into the Riskiest DeFi I Could Find for 24 Hours; Here’s What Happened

A couple of days ago I went down the rabbit hole of recursive lending and extreme liquidity farming on Polygon. My step-by-step article generated some interesting discussion on r/defi, and a few folks asked me for an update. Before diving in, I have to give a caveat that I didn’t…

Cryptocurrency

5 min read

I Put $10,000 Into the Riskiest DeFi I Could Find for 24 Hours; Here’s What Happened
I Put $10,000 Into the Riskiest DeFi I Could Find for 24 Hours; Here’s What Happened
Cryptocurrency

5 min read


Jun 4, 2021

Chasing 10,000% APY with Polygon, Aave, and Quickswap

TL;DR — Get some ETH. Move it into your MetaMask wallet. Set up MetaMask for the Polygon/Matic sidechain. Wrap your ETH and move it over to Matic Network as PoS-WETH. Deposit your money in the Aave platform to earn MATIC reward tokens. Borrow from Aave, re-deposit what you borrowed. Loop. 🤯. …

Cryptocurrency

9 min read

Chasing 10,000% APY with Polygon, Aave, and Quickswap
Chasing 10,000% APY with Polygon, Aave, and Quickswap
Cryptocurrency

9 min read

Rob

Rob

664 Followers

Leader of software engineers. Crypto enthusiast. Amateur bicycler.

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