Read and Update a Smart Contract on Ethereum - Hello World Pt 2

Join the community!

[redraushan]

Thanks for the clear and concise tutorial as well as clearing concepts during each steps, really appreciate it.

[IAmJakeDamon]

Awesome sauce. Still valid today. Great content Albert!

[jordanbishop]

Great tutorial!! had a little trouble at first now that Ropsten test network is deprecated but I managed to get it working using Görli. Otw very clear and thorough and had no other major issues.

[reytheking]

Hi, What are the copyrights of these videos?

[VishalRaoOnYouTube]

13:12 I think the "gibberish" is the encoding of the actual method call "Update" including the way to pass in the parameter string.

[intellivisia]

Good tutorial. You ended up showing your private key. Hope you have changed your wallet already.

[MADHepfer]

Hmm... When I try to run the main function as shown, I got a When I wrapped it in a try/catch block I got a "call revert exception." Anyone else run into this?

[qeric]

Cool. Why does alchemy requires a signer and not only a provider to read data?

[furtwangler]

Where do gas fees come into the equation? I can see it used some gas in the tx, but where did it derive the value from and could those be manually set?

[atefehkasiri]

thanks for the useful tutorial :)
in the last part when you write the update message, I can not understand if the data in the block will be updated ??
because I know that in blockchain the data in the blocks can not change but it is changing now !!! can somebody clarify this for me 🙌

[waelkachbouri]

hey : if we use the ready version of this code what have to do next answer plese

[rfnotz]

Hey is it possible to install hard hat on apple silicon? (New apple processors on their macbook like M1 and M1 pro)

[sweetlou]

Whats the point of knowing this if you can just mint on opensea etc??

[lionkingmerlin]

Hello I get an error, when I run your interact.js. I created an issue on your github with the error output. I hope you or somebody else can help me.

[braveltd]

thanks you a lot! i dont have to use Remix IDE anymore, and can use my neovim lspconfig for coding in solidity and compiling in terminal!

[aryanti]

i don't know what's i did wrong but i try to re watched again but no luck