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**Situation**: I want to start a blockchain node
**Action**: sudo python blockchain.py -p 5000
**Result**:
```
Traceback (most recent call last):
File "blockchain.py", line 33, in
fr…
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Since Python 3.12 runtime-checkable `typing.Protocol`'s use caching and some other tricks to achieve a ~20x speedup: https://github.com/python/cpython/issues/102433
For older Python versions, `typi…
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`basicNodeSigner` is a great helper, but currently it is hard to find and is not referenced anywhere.
I propose to should change the signature of `signTransaction` to [current function](https://gith…
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## Introduction
I am a freelance Fullstack Solidity Developer, sometimes I trade in Defi.
I also talk about economics in general. (Not tied to crypto)
## Idea description
I have two ideas th…
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```
$ python blockchain2john.py blockchain.wallet.json
My Wallet Version 2 or 3 seems to be used, adding --json option is required!
$ python blockchain2john.py --json blockchain.wallet.json
My …
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Error thrown:
C:\python27\python extract-blockchain-main-data.py wallet.aes.json
Traceback (most recent call last):
File "extract-blockchain-main-data.py", line 83, in
raise ValueError("…
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This is the error i get when I put: python node.py:
Traceback (most recent call last):
File "C:\Users\marce\blockchain-book\chapters\chapter_7\node.py", line 3, in
from funcoin.blockchain im…
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Most of the recent crater runs I looked at have a ton of crates that "regressed", but there's no build failure to be seen in the logfile. For instance, in https://crater-reports.s3.amazonaws.com/pr-12…
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Create a demo project for Starknet, an indexer for one of popular dapps on blockchain. Similar to existing `demo_starknet_events`, but more complex.
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I am using EC2 AWS instance in which I am using python env. I installed with pip3 install ethereum-etl. I'm unable to run any ethereumetl cmd due to b/m error. Please guide how to resolve this error a…