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Making perfect, remember to finish.
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@YuriGor
YuriGor / variable_row_array.rs
Created September 3, 2023 22:51
variable_row_array (in short: use array of slices instead)
// https://users.rust-lang.org/t/memory-friendly-2d-array-with-variable-length-rows/99330
pub struct VariableRowArray<T, const SIZE: usize, const ROWS: usize> {
data: [T; SIZE], // The main data array where rows are stored.
index: [usize; ROWS], // An index array to track the start of each row in the data array.
num_rows: usize, // The current number of rows in the array.
}
impl<T: Default + std::marker::Copy, const SIZE: usize, const ROWS: usize>
VariableRowArray<T, SIZE, ROWS>
@YuriGor
YuriGor / arr.rs
Last active September 3, 2023 22:45
Memory-friendly 2d array with variable-length rows
pub const ARR: &[&[i32]] = &[
&[0],
&[0,1],
&[0,1,2],
&[0,1,2,3],
//&[...........],
&[0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79,80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95,96,97,98,99,100,101,102,103,104,105,106,107,108,109,110,111,112,113,114,115,116,117,118,119,120,121,122,123,124,125,126,127,128,129,130,131,132,133,134,135,136,137,138,139,140,141,142,143,144,145,146,147,148,149,150,151,152,153,154,155,156,157,158,159,160,161,162,163,164,165,166,167,168,169,170,171,172,173,174,175,176,177,178,179,180,181,182,183,184,185,186,187,188,189,190,191,192,193,194,195,196,197,198,199,200,201,202,203,204,205,206,207,208,209,210,211,212,213,214,215,216,217,218,219,220,221,222,223,224,225,226,227,228,229,230,231,232,233,234,235,236,237,238,239,240,241,242,243,244,245,246,247,248,249,250,251,252,253,254,255,256,257,258,259,260,261,
@YuriGor
YuriGor / Cargo.toml
Last active February 3, 2023 15:08
Vec vs HashMap read performance (ObjectId keys + rustc_hash)
[package]
name = "indexed_hash_map"
version = "0.1.0"
edition = "2021"
# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
[dependencies]
mongodb = "2.3.0"
rustc-hash = "1.1.0"
@YuriGor
YuriGor / index.js
Created July 16, 2020 16:00
eachDeep over mongoose document
const { eachDeep } = require('deepdash/standalone')
const mongoose = require('mongoose')
const RandomSchema = mongoose.Schema({ items: [mongoose.Schema()] })
const RandomModel = mongoose.model('random', RandomSchema)
function demo () {
const myDocument = new RandomModel({
items: [{}]
})
@YuriGor
YuriGor / usageExample.js
Last active November 6, 2019 05:46
vanilla-picker as absolutely auto-positioned dialog added to document.body - WIP: https://github.com/Sphinxxxx/vanilla-picker/issues/24
import colorDialog from './vanillaColorDialog';
document.getElementById('some-other-button').addEventListener('click',function(e){
// auto position is by default
colorDialog(e, '#000000'/* ,{ popup: 'auto', popup: ['right', 'left', 'bottom', 'top'], otherVanillaOption: 'whatever' }*/).then(console.log);
});
@YuriGor
YuriGor / naomi-markdown.md
Created October 25, 2018 07:28
Naomi markdown js code block issue

Some text here, common color

  Code without syntax

some more text, still looks fine

let it = 'be';//code with js syntax.
@YuriGor
YuriGor / pre-update-one-doc-id.js
Last active October 15, 2018 08:56
How to get updating document _id inside pre-updateOne hook?
const fs = require('fs');
const stringify = require('json-stringify-safe');
const mongoose = require('mongoose');
mongoose.Promise = global.Promise;
async function main() {
let _id = '';
const mongoUri = 'mongodb://localhost/pre';

pre update mongoose hook options ignored

@YuriGor
YuriGor / User.test.js
Last active November 16, 2018 03:09
Example of mongoDb test for builderbook
// /test/server/models/User.test.js
// see https://github.com/vladgolubev/jest-mongodb for preparing in-memory mongoDB for this test.
const mongoose = require('mongoose');
const User = require('../../../server/models/User');
describe('slugify', () => {
beforeAll(async () => {
await mongoose.connect(global.__MONGO_URI__);
console.log('connected');