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Results tagged with anchor-lang
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user 255
1
vote
Transaction too large
You don't really get a lot of bytes to play around with in the transaction, 1280 bytes, so if you're trying to pass in 7 game objects, each 118 bytes and 8 pubkeys, each 32 bytes, then you probably sh …
- 2,949
1
vote
When to use UncheckedAccount in our program
The simple answer is that you're never supposed to use unchecked_account.
The more complicated answer is that sometimes you're forced to use it because the account you're accessing doesn't conform to …
- 2,949
1
vote
Anchor's `init_if_constraint` for the optional initialization of Accounts?
There is a new feature coming in v26 which you probably would want to check out. https://github.com/coral-xyz/anchor/pull/2101 They're called optional accounts. It should allow you to just omit an acc …
- 2,949
0
votes
How can I create a PDA account dynamically or conditionally
It's best to have a separate functions for
initializing accounts / PDAs
using those accounts / PDAs
Then typically you leave it up to your front end / client code to check whether or not it needs to …
- 2,949
5
votes
can there be two signers in an anchor CPI
Yes, you can have multiple PDA signers.
If you notice when passing in a single seed normally, it's wrapped in another array. This extra array allows you to pass in multiple seeds. It looks something l …
- 2,949
2
votes
Accepted
Simultaneos transactions can cause race conditions in solana programs?
Because the update_counter function doesn't take an argument, only an account, each transaction in the same block will just increment the counter by 1. So if you call 5 update_counter instructions / t …
- 2,949