Copypaste @controlcthenv Twitter profile

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3 years

I compiled all of my Solidity and Yul tips + tricks into a single doc as lots of people were interested in my previous thread, but not many replied. Tips and Resources here - suggest any additions you have! Learned a lot of them from MEV twitter!

Yul (and Some Solidity) Optimizations and Tricks - HackMD

# Yul (and Some Solidity) Optimizations and Tricks Not an exhaustive list, but I tried to make one.

hackmd.io

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@controlcthenv

3 years

Some genuine Alpha, Aave v3 allows instant and nearly atomic cross chain transfers. So if you are fast enough you can in theory use it to arb across different rollups. Its not out yet, but bots take time so I recommend getting started now

GitHub - aave/aave-v3-core: This repository contains the core smart contracts of the Aave V3...

This repository contains the core smart contracts of the Aave V3 protocol. - aave/aave-v3-core

github.com

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@controlcthenv

3 years

Writing a Yul / Yul+ guide, reply with every EVM Assembly optimization/ trick you know of. 90% of Yul knowledge is scattered across various Twitter threads and I want to compile them all into one comprehensive guide!

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@controlcthenv

2 years

In case anyone still needed a good example of how UNI V2 arbitrage works

GitHub - ControlCplusControlV/Arbitrage-Example

Contribute to ControlCplusControlV/Arbitrage-Example development by creating an account on GitHub.

github.com

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@controlcthenv

1 year

If you can't write Solidity please never attempt C++

Andy

@ayyyeandy

1 year

Huge problem in DeFi: Solidity is a very difficult programming language for most devs. Solution? @arbitrum stylus launching with their C++ and rust dev toolkit allowing tons of devs to onboard to crypto seamlessly 🥂

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@controlcthenv

5 months

I fucking hate Openzeppelin there is no code worse than them, I could sooner understand the British Royal Family tree than their clusterfuck inheritance patterns, I truly despise their code, I don't care about their audits prestige, their code is truly poorly written

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@controlcthenv

3 years

Because apparently this isn't common knowledge. One big reason people use Go for MEV Arb bots? Cgo to wrap CUDA calls, as almost all CUDA libs are written in C. If you view each pool as coordinate point, and a line which is an arb function connecting each point ...

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@controlcthenv

3 years

Finally got around to sharing my Foundry + Yul+ template repo. It's only a couple extra steps to unlock the power of pure Yul (and Yul+ if you choose), yet still utilize Foundry's testing suite to ensure your assembly still works

GitHub - ControlCplusControlV/Foundry-Yulp

Contribute to ControlCplusControlV/Foundry-Yulp development by creating an account on GitHub.

github.com

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@controlcthenv

2 years

After a year of working at @fuel_network I've decided to move on to a new opportunities. I'm so grateful for the amazing experiences and the talented people I've met here. I wish Fuel all the best in the future and can't wait to see the project in its final form! 🌴⛽️

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@controlcthenv

3 years

Now that the bull market is over, I can start exploring some of my more crazy ideas that were pushed aside for more profitable ones during a bull market. Expect some cool projects to be released in the next 1 -2 months on my end

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@controlcthenv

2 years

Excited to announce I am now working as a contributor to @fuellabs_ . Fuel is the fastest modular execution layer. I look forward to working with the best engineers to build the engine for the autonomous future!

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@controlcthenv

1 year

I finally made it, just need to Vyper pill t11s now

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@controlcthenv

6 months

I think people who steal money are bad

Pyro | 0x3b

@0x3b33

6 months

If a protocol gets hacked, is the hacker the bad guy? > No 99% of the time, if a protocol gets hacked, it's their fault, as they made inadequate choices regarding development and security. Is the hacker the one stealing - yes Does this make him "bad" - yes However, placing

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@controlcthenv

3 years

Can't say I saw this as a surprise coming from Avalanche's #1 Contributor

Péter Szilágyi (karalabe.eth)

@peter_szilagyi

3 years

Spent the last 2 days in Barcelona at the Avalanche Summit and it was sooo pleasant to again feel the vibe of this industry we're building. Shoutout to @el33th4xor for the invite and the Ava Labs team for chatting with me 2 days straight. Felt like the early days of Ethereum!

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@controlcthenv

11 months

How did no one bring up @haydenzadams made the forbes 30u30? When do we find out about the lawsuit?

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@controlcthenv

9 months

I wish DeFi was more collaborative, less stealth developing, just invite people to contribute. Not every contribution has to be a full-time role, and not every review has to be an audit

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@controlcthenv

2 months

quit doing research, go make something

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@controlcthenv

5 months

For all the "no one ever leaves crypto" I went through a list of 2020-2021 devs/mev anons and most are inactive / retired

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@controlcthenv

3 months

There is an entire class of people in crypto whose BD salaries, parties, VC returns, and constant conference hopping is funded entirely by devs, but then these same people spend all day attacking those same devs

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@controlcthenv

2 years

@gakonst I had a somewhat comprehensive list from a while ago at , but I know some of them are no longer true

GitHub - ControlCplusControlV/Yul-Optimization-Tips

Contribute to ControlCplusControlV/Yul-Optimization-Tips development by creating an account on GitHub.

github.com

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@controlcthenv

8 months

It’s cumulative?????

Nick White 🦣

@nickwh8te

8 months

Up and to the right 📈

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@controlcthenv

3 years

At this point I am waiting for @gakonst to rewrite the Go Compiler in rust

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@controlcthenv

2 years

If you've ever imagined a DEX with parallel tx processing and no annoying approvals then go try SwaySwap now on the Fuel Devnet. Node is written in Rust and DEX in Sway so its ofc blazingly fast

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@controlcthenv

4 months

SEC continues to protect me

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@controlcthenv

11 months

Main lesson from columbia cryptoeconomics as I leave is that blockspace markets outside Ethereum are going to change very rapidly in the next year, and also that Ethereum base layer is closer than ever to centralized block production

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@controlcthenv

8 months

Write an @eulerfinance fork in Yul, call that Yuler

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@controlcthenv

3 months

Filing a Patent for your AMM design is the most loser shit ever

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@controlcthenv

3 years

Inspired by @libevm leaking some alpha, allow me to divulge some info I know atleast a couple people have only recently discovered. There is a niche EVM language called Yul+ made by Fuel Labs, utilizing Yul+ you can achieve much cheaper transactions than Solidity (1/2)

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@controlcthenv

1 year

General reminder that 1) Smart contracts are best thought of as vending machines and 2) You can write something other than another perps protocol with Solidity

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@controlcthenv

1 year

Some cool contracts I've been working on for @CogFinance

GitHub - CogFinance/Cog-Isolated-Lending: Making Isolated Lending Great (for once)

Making Isolated Lending Great (for once) . Contribute to CogFinance/Cog-Isolated-Lending development by creating an account on GitHub.

github.com

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@controlcthenv

2 years

Been writing more and more rust so I got a new profile pic, thanks @libevm for the inspiration for this commission.

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@controlcthenv

2 years

For those of my followers who want to write Yul professionally, just know there are opportunities for you on the Fuel team

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@controlcthenv

1 year

Honored to be giving a talk at the first ever Vyper day!

ApeWorX Ltd.

@ApeFramework

1 year

Ship Faster In Vyper And Don’t Break Things by @controlcthenv Next up we're proud to have @controlcthenv from @CogFinance on stage! He'll be talking about how you can make more, break less, and harness the power of #Vyper for your next project!

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@controlcthenv

2 years

@pseudotheos Imo people got a little carried a way with selling shovels and forgot that someone has to actually do the digging

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@controlcthenv

1 year

Finally live, sorry for the wait! Now on Scroll

Cog

@CogFinance

1 year

Cog is now live at ! Ape away, reth and wSteth pairs live to start, with more pools rolling out soon:tm:

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@controlcthenv

1 year

New VC Question: What happens if Uniswap launches a clone of your product?

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@controlcthenv

2 years

@boredGenius optimizoooooors in shambles (and looking for a jobs)

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@controlcthenv

3 months

Crypto Conferences are the Anti Olympics, the worst people form every country

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@controlcthenv

6 months

cant have any privacy onchain smh

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@controlcthenv

2 years

@colludingnode Putting funds into an upgradeable contract is comparable to signing a contract which allows the other party to redefine the terms of the contract at any time

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@controlcthenv

1 year

@mikedemarais @CogFinance is doing that with isolated lending pools, so you can permissionlessly deploy any arbitrary collateral or asset paid as long as there is a TWAP/Chainlink price feed for it

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@controlcthenv

4 months

@danrobinson it’s even crazier no one takes joining twitter as career advice, I have literally gotten all of my jobs through this platform

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@controlcthenv

4 months

@optimizoor Call that natural gas optimization

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@controlcthenv

10 months

I got the book

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@controlcthenv

2 years

You can expect to see some more OSS contributions from me, I can't wait to start contributing to Solidity libraries again, and also have some plans to help on Ethereum's Verkle Tree migration among others things

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@controlcthenv

3 years

I still can't decide if Rust has the most elegant way of handling iteration or the ugliest

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@controlcthenv

2 years

@ThogardPvP The tx send part is still broken (fixing it would be a good first exercise), but this runs over RPC and is fairly simple for v2 arbitrage

GitHub - mev-squad/Atomic-Arbitrage: Just the essentials done well

Just the essentials done well. Contribute to mev-squad/Atomic-Arbitrage development by creating an account on GitHub.

github.com

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@controlcthenv

1 year

I was honestly shocked by how quick boojum came out, makes sense now

Polygon Zero 💜

@0xPolygonZero

1 year

Crypto runs on the open source ethos. When projects don’t follow it, the ecosystem suffers. We were disappointed to see that @zksync copied our code without attribution and made misleading claims about the original work, so we wrote this post.

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@controlcthenv

2 years

@semenov_roman_ @github I'm hoping you have mirrors somewhere? Your zk repos were immensely helpful when I was learning about zk stuff and I'd hate for them to be lost

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@controlcthenv

1 year

Solidity monoculture carries the same set of risks as a Geth monoculture

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@controlcthenv

3 years

Got to help test the @SwayLang recently, very cool Rust based language for the FuelVM 2. Exciting to see what projects come out of it! DMs are open for any potential Swayooors looking to learn one of the best smart contract languages out there!

GitHub - FuelLabs/sway: 🌴 Empowering everyone to build reliable and efficient smart contracts.

🌴 Empowering everyone to build reliable and efficient smart contracts. - FuelLabs/sway

github.com

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@controlcthenv

3 years

@libevm @devpillme Only if in true MEV fashion all useful knowledge is merely implied but never directly stated

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@controlcthenv

1 year

After writing a lot of Vyper recently it feels good to see Solidity trivia on the TL and not have to actually care about the answer because compilers should be assistants not standardized tests

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@controlcthenv

1 year

I like Go

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@controlcthenv

3 years

@poordart @statelayer Devs still building, they have funds for life after all

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@controlcthenv

7 months

Just in - Blast looking to hire a state root engineer, with experience in reversing bridge hacks

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@controlcthenv

3 years

@brockjelmore @_hrkrshnn @NoahZinsmeister @transmissions11 @msolomon44 @ori_pomerantz @sendmoodz With any luck my Yul support PR will be up for Foundry by the end of this weekend

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@controlcthenv

7 months

🤡 language

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@controlcthenv

2 years

Sad to see that @CairoLang has such strict licensing, and in my opinion only serves to kneecap those building around Cairo. From my experience in building tooling, it's not only beneficial to have involvement from those using it, but necessary

axic.eth

@alexberegszaszi

2 years

Starknet's Cairo is not a free (but at least open source) language. The community is not allowed (yet?) to improve it. 🧵

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@controlcthenv

5 months

believe it or not, the primary use case for making your own coin is selling it. this is in fact, not useful to society as a whole

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@controlcthenv

3 years

Good example of a BSC sniper bot for those who haven’t seen it

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@controlcthenv

6 months

Etherscan verification is really fun because the same command which worked 30 minutes ago will just stop working and hang

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@controlcthenv

1 year

I can finally move off of MM now that I got a Rainbow Browser wallet invite

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@controlcthenv

1 year

A lot of people are about to find out that staking does require real work, and is not in fact, free money

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@controlcthenv

6 months

If you feeling you're missing some Juice in your life today, just remember @yearnfi has juiced yields which offer over 25% yields on DAI, comparable to the over 250 yards OJ put up against the lions

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@controlcthenv

1 year

> Claims to be leading Mev solutions provider > Field dominated by optimizooors > Cannot pack a struct

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@controlcthenv

2 years

@camiinthisthang The best thing I’ve gotten for my office

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@controlcthenv

10 months

Impressed 1,000,000 sybilers learned how to deploy a contract

Scroll

@Scroll_ZKP

10 months

We are excited to announce that the eligibility phase for the @Scroll_ZKP Origins NFT campaign has now come to a close. Claiming is now open for more than 1,100,000 addresses who are eligible to mint a unique piece of Scroll's history and culture 📜

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@controlcthenv

1 year

I can’t help but feel Optimistic “rollups” set the bar so low for what a rollup is that it’s disingenuous to compare them to zk Rollups, which actually have working zk proof mechanisms

ً

@lightclients

1 year

@0xCygaar @terencechain @MikeIppolito_ OP is a side chain until it has fraud proofs

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@controlcthenv

7 months

Overfunding infra means the only apps which can get funding either 1) Are highly extractive on their own merits or 2) Are able to play foundation / insider games, with few genuine ones that slip through

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@controlcthenv

7 months

As much as I truly hate writing Solidity I just remembered that people have to write Enterprise Java 8 every day

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@controlcthenv

11 months

PBS is a delusion and going horribly, thanks for coming to my TED talk

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@controlcthenv

3 years

As always if you do decide to build this out and need any help with Golang DMs are open, I've heard people are writing Rust bots now and I don't want to live in a world where Rust is used as an alternative to Go

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@controlcthenv

2 years

@divine_economy Is this actually 60% of ethereum nodes? Reading on it seems only 70% of Ethereum nodes are hosted (other 30% being residential), which puts true # of AWS nodes at 41% which isn't great, but is importantly not a supermajority

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@controlcthenv

5 months

Blast really has been an example in how to ruin a good thing, I have heard nothing but negative stories / outright rugs from the Big Bang competition, worth noting to other ecosystems that you should actually pay out hackathon rewards

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@controlcthenv

2 years

I am working on a Sway Template Repo, but wanted to share this for those writing their @SwayLang tests now, its a collection of helpful utils for things like account impersonation and environment setup for complex contracts

General Utils for Sway Testing

General Utils for Sway Testing. GitHub Gist: instantly share code, notes, and snippets.

gist.github.com

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@controlcthenv

2 years

@alpeh_v @SwayLang and you get Rust like features + syntax, without the complications of a non purpose built language

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@controlcthenv

5 months

The only people who still respect that dogshit all stopped using it years ago and haven't tried to do any real work with it in years

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@controlcthenv

1 year

Imagine where we would be if solc was written in Rust

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@controlcthenv

3 months

not aimed at anyone in particular, but why I generally despise confs like ETHcc so much. Alignment anon will go to a party that cost $100k, funded by their firms who invested in something like Blast, then they attack people like Pacman from that same party

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@controlcthenv

3 years

Question for the Yul developers who follow me (cc @transmissions11 ) would you prefer having to write a Solidity interface that is cast on top of your Yul Contracts as an ABI, or would you rather write your own ABI use call() directly?

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@controlcthenv

9 months

I had the displeasure of reading some OZ contracts today to discover this variable named `$` in PausableUpgradeable

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@controlcthenv

5 months

@DeanEigenmann How do you even spend a $150M raise (minus secondaries)? like how many worthwhile grants and team retreats can you even buy?

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@controlcthenv

2 years

Why does Github hide Personal Access token generation in "Developer Settings", it's literally a website for exclusively developers

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@controlcthenv

2 years

@dystopiabreaker Isn’t this already true to an extent? Ethereum is decentralized but you can only withdraw to CEXs if you do KYC + prove tx history

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@controlcthenv

2 years

This is somehow still better than the actual implementation of Go generics

eddie 🥺

@0x_eddie

2 years

ಠ_ಠ

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@controlcthenv

7 months

one interesting artifact of the racist memecoins is I now no longer see threads on how "memecoins are utility" and "memecoins are more valuable than real things," wonder what happened 🤔

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@controlcthenv

4 months

oh cool, its not like I had work to do

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@controlcthenv

1 year

@veH0rny @bunnygirl_cap @hentaiavenger66 wait why this a valid ENS

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@controlcthenv

2 years

@pcaversaccio STARKs aren't actually real, someone just mistyped "Snark" in their paper since the "n" and "t" are so close in the dvorak layout.

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@controlcthenv

2 years

Some Sway Alpha for those who still need a reason to try it

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@controlcthenv

3 years

It’s also worth adding, with fees as low as Fuels will be, learning @SwayLang won’t let you just write cheap contracts, but be first to a new paradigm

Joe / Osprey

@0x_Osprey

3 years

How to make it in 3 EASY steps!* 1. Learn @SwayLang over the next 6-9 months 2. Deploy dank contracts and tokens on elite VM and modular stack over the next 6-12 months 3. Thank Bird for financial freedom *Success is theoretical and not guaranteed at this time

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@controlcthenv

3 years

@EdgarArout @0x9212ce55 Sell old bots as examples to maximally extract more value from them.

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@controlcthenv

3 years

Then all you have to do is find the optimal route from point to point, and can apply normal pathfinding algorithms. If continuing with this graph visualization you can also see where CUDA becomes helpful (parallel route finding).

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@controlcthenv

3 years

Docs are here, with cross-rollup flashloans things get spicy. Focused most of my effort on protocol building now, but wanted to point out the opportunity to those looking to dive into MEV

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@controlcthenv

4 months

@emo_eth @optimizoor would you ask picasso to swap his brushes for an iPad??????

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@controlcthenv

1 year

@alpeh_v My unpopular opinion is that writing Smart Contracts in "normal languages" like C++ and Rust is a horrible idea, and will always be worse off than DSLs (even Python vs Vyper, Js vs Solidity)

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@controlcthenv

9 months

Want to avoid legal issues with your smart contracts interpretation in court? Use MakerDAO naming conventions

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@controlcthenv

3 months

Kids today will never remember the pain of having to optimize your contract for gas costs, now it’s all “make it a storage variable so we can change it if we want,” rather than “sure we can use an unaudited esoteric proxy pattern to save 300 gas”

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@controlcthenv

2 years

@0xzuberg Isn’t Convex built on composability (integrating with Curbe)? And by Volume isn’t most of UNIs activity not via the UI? Also flashloan arbitrage benefitting Aave and Curve. Curve also has benefit greatly from Yield Aggregators like Yearn integrating

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