Skip to content

Instantly share code, notes, and snippets.

View siman's full-sized avatar
🏠
Working from home

Alex Siman siman

🏠
Working from home
121 followers · 44 following
View GitHub Profile
@siman
siman / joystream-new-class.schema.json
Last active September 10, 2019 08:47
Joystream class JSON schema with example
{
"$schema": "http://json-schema.org/draft-07/schema",
"$id": "TODO: An URL of this schema. Ideally at Joystream.org. Example: https://joystream.org/new-class.schema.json",
"title": "JoystreamNewClass",
"description": "JSON schema to describe a new class for Joystream network",
"type": "object",
"additionalProperties": false,
"required": [
"name"
],
@siman
siman / substrate-versioned-storage-property-array.rs
Created August 14, 2019 08:33
// Copyright 2019 Jsgenesis.
//
// This is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Substrate. If not, see <http://www.gnu.org/licenses/>.
@siman
siman / update-category-substrate.rs
Created June 19, 2019 12:41
/// Update category
fn update_category(origin, category_id: CategoryId, new_archival_status: Option<bool>, new_deletion_status: Option<bool>) -> dispatch::Result {
// Check that its a valid signature
let who = ensure_signed(origin)?;
// Not signed by forum SUDO
Self::ensure_is_forum_sudo(&who)?;
// Get path from parent to root of category tree.
@siman
siman / failed-to-create-a-forum-category-joystream.log
Last active June 14, 2019 08:59
2019-06-14 10:20:30 Pre-sealed block for proposal at 314. Hash now 0xc150f6008b89ddad85a1db7f2976d53e91589cc737ade8d2057df2d8b0c5ed89, previously 0x351a1639359a4abd3a48212b123983e058a19c8a281bd25e8c2176c05436e350.
Hash: given=b09cdf4b661fb442f526f1607a8eb10427d755bbd4af0130533de12cba5af141, expected=91cdf8fb9afc1ef94623dfe0fa413b700893f320a2fb0ddbf2be04cda8808549
====================
stack backtrace:
0: substrate_panic_handler::set::{{closure}}::h41c84304a3d7b8c9 (0x10a7674a0)
1: std::panicking::rust_panic_with_hook::hfcf2d0777bc6c409 (0x10a8c6ad0)
2: std::panicking::begin_panic::hf60a109f4abac58e (0x10a469be4)
3: srml_executive::Executive<System,Block,Context,Payment,AllModules>::execute_block::h3266066fafbe65cf (0x10a43156c)
@siman
siman / joystream-forum-module-build-errors.log
Created June 10, 2019 18:26
$ ./build.sh
~/Work/jsgenesis/joystream-runtime/wasm ~/Work/jsgenesis/joystream-runtime
Compiling substrate-forum-module v0.1.0 (https://github.com/bedeho/substrate-forum-module?rev=9c0cf6544f8f6f9b7ae185007ccf3d8623d5f62a#9c0cf654)
error[E0432]: unresolved import `serde_derive`
--> /Users/siman/.cargo/git/checkouts/substrate-forum-module-45fcd172ed492bdc/9c0cf65/src/lib.rs:216:5
|
216 | use serde_derive::{Serialize, Deserialize};
| ^^^^^^^^^^^^ use of undeclared type or module `serde_derive`
error[E0425]: cannot find function `ensure_signed` in this scope
@siman
siman / interesting-tendermint-tasks.md
Last active June 2, 2019 10:11

Tasks from "Research" page:

Light-Clients

  • Performance improvements
  • Client-side state machines

Scalability

  • Parallelization

Programming Languages

@siman
siman / Polkadot-Ukraine.md
Last active July 3, 2019 14:53
@siman
siman / acropolis-release-plan-by-alex.md
Last active May 9, 2019 14:05

Pioneer

  • Description: The user interface for interacting with the platform.
  • Manager: Alex
  • Team:
    • Alex: Developer
    • Mokhtar: Developer
    • Martin: Testing
  • Main repo: apps
  • Current version: We didn't have a proper version for Pioneer before and just used the version that shipped with Polkadot Apps that is 0.32.0-beta.6.
@siman
siman / getStream-custom-doFeedRequest.js
Created May 2, 2019 10:18
import React from 'react';
import { StreamApp, NotificationDropdown, FlatFeed, LikeButton, Activity, CommentField, CommentList } from 'react-activity-feed';
import 'react-activity-feed/dist/index.css';
const customDoFeedRequest = (client, feedGroup, userId, options) => {
const feed = client.feed(feedGroup, userId);
const feedPromise = feed.get(options);
feedPromise.then((res) => {
console.log('doFeedRequest: Promise:', res.results);
res.results.forEach((activity) => {
@siman
siman / CounterWithContextAndUsereducer.tsx
Created April 28, 2019 20:08
Counter with Context and useReducer
import React, { useReducer, createContext, useContext } from 'react';
type CounterProps = {
initialCount: number
};
type CounterState = {
count: number
};