Blockchain

A blockchain is a digitized, decentralized ledger of transactions. Blockchains record a continuously growing list of records, called blocks, which are linked and secured using cryptography.
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faucet: simplify API
Today there is only a single /mint
api which does a number of different things. The main use of this api is to create an account + fund that account with a number of coins. Historically account creation wasn't a discrete step that needed to happen so this made sense back then. Today this leads to a couple of problems:
- Account creation and funding are handled by 2 different transactions from
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Sep 5, 2021 - JavaScript
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This came up in ethereum/solidity#11861 (comment).
Abstract
If you search the repo for Disabled because of Spacer nondeterminism
, you'll see that we have quite a few SMTChecker tests where assertions had to be disabled due to results not being deterministic between platforms. The workaround is to comment-out these assertions, which disables them on all
Issue
The "Full Example" of using @truffle/contract to interact with contracts should include an example of listening to an event with a filter.
In the past, it used to be possible to pass a filter object on indexed event parameters when listening to an event, as seen for example [here](https://ethereum.
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Consider the following code (using AsChangeset
instead / in addition to Insertable
produces the same error message):
#[derive(Insertable)]
struct Foo {
#[column_name = "type"]
ty: String
}
This code is wrong because eventhough the table has a column called type, the auto-generated schema.rs
file renames that to type_ to avoid using a keyword as an
Creating a new issue based on lbryio/lbry-sdk#877
- Update ensure_directory_exists() to check that the directory is writable by the current process.
- If it's not, return a useful error
- Add tests to cover the case when
- download directory does not exist
- download dir exists but is not writable
- dir exists an
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Nov 1, 2020 - Rust
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Background
Macaroons are created after wallet creation. However, the documentation in the main installation (https://github.com/lightningnetwork/lnd/blob/master/docs/INSTALL.md) states the following:
Running lnd for the first time will by default generate the admin.macaroon, read_only.macaroon, and macaroons.db files that are used to authenticate into lnd.
As a first-time LND user,
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Aug 30, 2021 - HTML
A parametrized option to set the blocksize would be useful to experiment with. As quorum is used in a private setting I think this option should be available
Issue Description
Per https://blog.ripplex.io/sunsetting-ripplex-io/, the ripplex.io site is being sunset. There are several references to it (and its predecessor xpring.io) in the rippled documentation that need to be updated.
As of 1.8.0-b3:
$ grep -ri -e xpring.io -e ripplex.io
RELEASENOTES.md:This release [significantly improves memory usage](https://blog.ripplex.io/how-ripples
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Jun 8, 2021 - Python
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Aug 4, 2021
After X minutes of being open plus Y seconds of idleness (i.e. don't reload while user is moving mouse, etc.), reload the homepage or category pages to show the latest content.
Problem
The explorer doesn't support NFT details pages for users and developers to see information about a particular NFT. For example, this NFT just displays that it is an "unknown token".
https://explorer.solana.com/address/HPMmsBeHdAproBh6iA8p3akjkUM1kdaY2iRiZmZj2Wsz
<img width="763" alt="Screen Shot 2021-08-30 at 9 04 30 PM" src="https://user-images.githubusercontent.com/1076145/1314
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Feb 2, 2021
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Jul 15, 2021 - JavaScript
System information
Geth version:
1.10.2-stable
OS & Version: Linux
Commit hash :
97d11b0187b4695ccf44e3b71b54155fe405a36f
Expected behaviour
As mentioned here in the official guide, the following command would allow geth to push metrics data to InfluxDB.