Skip to main content
Sacha Lansky's user avatar
Sacha Lansky's user avatar
Sacha Lansky's user avatar
Sacha Lansky
  • Member for 2 years, 3 months
  • Last seen more than a month ago
  • Berlin, Germany
12 votes

Is a transaction an extrinsic?

10 votes

Why do I need to use SCALE codec?

10 votes
Accepted

What sort of skills do I need to become a Substrate runtime engineer?

9 votes
Accepted

What are the Steps for Encoding an Extrinsic in Substrate?

7 votes
Accepted

Transactions lifecycle

6 votes
Accepted

How to implement BoundedVec inside an extrinsic?

5 votes

How to migrate to metadataV14

5 votes

How can I configure genesis state for my pallet's tests without hardcoding it?

5 votes

How do I check what metadata version a chain is running?

5 votes

Test is not generating random number

4 votes
Accepted

How we can implement Governance in a chain?

4 votes

What are the differences between using declarative and attribute macros in FRAME?

4 votes

When should I build a Substrate FRAME Pallet versus a Smart Contract?

4 votes

How to convert Public key (hex) to SS58 Address in JavaScript / Polkadot-JS?

3 votes

What is the best tutorial to convert a substrate-based standalone chain to a parachain?

3 votes

StorageDepositLimitExhausted error when trying to deploy contract on Rococo

3 votes

How to add Serde in pallets\kitties\src\cargo.toml

2 votes

Node discovery (Kademlia) not working after upgrading chain from v2.0 -> v3.0

2 votes

How can I use BABE's randomness in my parachain?

2 votes

What's the difference between `transaction_version` and `EXTRINSIC_FORMAT_VERSION`?

2 votes
Accepted

Events in Substrate Archive

1 vote

How to track token issuance

1 vote

Different representation of the same address between polkadot-js and an explorer

1 vote

upgrade runtime, the stored data has changed

1 vote

Proposal bond in pallet-treasury

1 vote

How does the AccountData type work in FRAME runtimes?

1 vote

Confused by the "Setting up tests for your pallet" doc

0 votes

Missing trait problem

0 votes

What is the difference between check_extrinsic and uncheck_extrinsic?