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#solidity

For the Solidity programming language used on EVM chains.

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How to Implement ERC-3643 Transfer Controls for Permissioned Tokens

How to Implement ERC-3643 Transfer Controls for Permissioned Tokens

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17 min read
Building an Atomic Arbitrage Bot on Base: From Zero to Live Trading

Building an Atomic Arbitrage Bot on Base: From Zero to Live Trading

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4 min read
Building a Trading Executor in Solidity for Robinhood Chain

Building a Trading Executor in Solidity for Robinhood Chain

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9 min read
Rethinking Web3 Development

Rethinking Web3 Development

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4 min read
A USDC deposit address with no private key — and the 9,999-block RPC cap that almost froze it

A USDC deposit address with no private key — and the 9,999-block RPC cap that almost froze it

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6 min read
I claimed my gas refunds were exact. An audit found the 21,000 I was crediting twice.

I claimed my gas refunds were exact. An audit found the 21,000 I was crediting twice.

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6 min read
The fee-on-transfer bug that locks funds forever (with a working PoC)

The fee-on-transfer bug that locks funds forever (with a working PoC)

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3 min read
Understanding Gas Optimization in Ethereum Smart Contracts

Understanding Gas Optimization in Ethereum Smart Contracts

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8 min read
How to Rehearse Smart-Contract Rollback Before Calling a System Upgradeable

How to Rehearse Smart-Contract Rollback Before Calling a System Upgradeable

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13 min read
How $1.73M vanished in a single cast

How $1.73M vanished in a single cast

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2 min read
Why Permissionless Contracts Attract Bots

Why Permissionless Contracts Attract Bots

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2 min read
Smart Contract Upgrade Authority: Timelocks, Multisigs, and Emergency Controls

Smart Contract Upgrade Authority: Timelocks, Multisigs, and Emergency Controls

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14 min read
Hedera's EVM speaks tinybar, its RPC speaks weibar, and both mistakes return SUCCESS

Hedera's EVM speaks tinybar, its RPC speaks weibar, and both mistakes return SUCCESS

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7 min read
TypeScript SDK for autonomous Solidity security auditing — 7 breach scenarios, LangChain.js + Vercel AI SDK integration

TypeScript SDK for autonomous Solidity security auditing — 7 breach scenarios, LangChain.js + Vercel AI SDK integration

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3 min read
The one fact no Ethereum receipt carries: which transaction ran first

The one fact no Ethereum receipt carries: which transaction ran first

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5 min read
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