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Sacha Lansky's user avatar
Sacha Lansky's user avatar
Sacha Lansky's user avatar
Sacha Lansky
  • Member for 2 years, 5 months
  • Last seen more than a month ago
  • Berlin, Germany
4 votes
2 answers
66 views

Is there an example of a Proof of Work Substrate chain?

5 votes
1 answer
290 views

What is unique about Substrate's transaction pool?

2 votes
1 answer
65 views

How does the `TaggedTransactionQueue` runtime API know what parts of the encoded call to check?

15 votes
3 answers
709 views

Why do I need to use SCALE codec?

4 votes
1 answer
170 views

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

0 votes
1 answer
43 views

What incentives exist for a full node to provide block headers to a light client?

7 votes
2 answers
122 views

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

2 votes
1 answer
69 views

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

5 votes
2 answers
369 views

What happens when I call `System::remark`?

4 votes
0 answers
58 views

What is transaction indexing in externalities useful for?

4 votes
2 answers
291 views

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

1 vote
3 answers
71 views

What data does the Polkadot relay chain really need to store for parachain block validation?

3 votes
1 answer
163 views

How might we introduce a new host function into the Polkadot ecosystem?

6 votes
1 answer
126 views

How can I make my runtime as light client friendly as possible?

12 votes
2 answers
445 views

Why does Substrate have a Wasm runtime?

13 votes
2 answers
131 views

What are some good use cases for anonymous proxies?

5 votes
2 answers
560 views

How can I run an interBTC vault?

10 votes
2 answers
320 views

How can I build a price feed oracle for my Substrate chain? [closed]

6 votes
1 answer
171 views

What's the logic behind Polkadot's choice in pallet indexing?

6 votes
2 answers
342 views

How do treasury accounts compare to end user accounts in FRAME?

5 votes
1 answer
95 views

What test should I run before performing a runtime upgrade?

4 votes
2 answers
121 views

When should I use `ConstU32` to declare a constant value for my pallet?