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1. Отличные знания JavaScript на уровне текущей спецификации ESNext
2. Общие знания по программной инженерии

• ООП
• функциональное и реактивное
• программирование
• обобщенное программирование
• агрегация и композиция классов
• модули и зависимости
• инверсия управления и внедрение зависимостей
• принципы

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1. API
2. Container Components
3. Dumb components
4. UI (reusable everywhere)

Suffixes for sub apps

• portal (e.g. etm.portal)
• frontend
• web
• api (graphql)

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1. Command: write, single handler, Event: past sense, many handlers
2. Domain Events: Inside events, Integration events: Outside events (Outside from service, service boundrary)
3. External Events == Integration Events != Domain Events
4. Anti pattern CRUD sourcing: EntryUpdated, ProductCreated, ProductDeleted, etc. (use business value event: InventoryAdjusted, PriceIncreased. etc)
5. Propery Sourcing: events like UserEmailChanged, UserNameChanged, etc.

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How to

Soft delete records SQL

• Use table RecycleBin with columns id, model, data
• Move deleted records to RecycleBin
• Serialize all rows to json and save to data

model Customer {
 customerId String @id @default(cuid())

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devtools://devtools/bundled/js_app.html?remoteBase=https://chrome-devtools-frontend.appspot.com/serve_file/@8f0c18b4dca9b6699eb629be0f51810c24fb6428/&dockSide=undocked

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#!/usr/bin/env bash
function implode { local delimiter=$1; shift; printf "%s\n" "$@" | paste -sd"$delimiter" }

join_by '|' \
    "a v" \
    c \
    "a"

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Set-ExecutionPolicy -ExecutionPolicy Unrestricted -Scope CurrentUser

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// multiple articles created by followed users, ordered by most recent first.
SELECT `Article`.`id`,
       `Article`.`slug`,
       `Article`.`title`,
       `Article`.`description`,
       `Article`.`body`,
       `Article`.`createdAt`,
       `Article`.`updatedAt`,
       `Article`.`favoritesCount`,
       `Article`.`authorId`

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# Using Ubuntu - upgrade nodejs
curl -sL https://deb.nodesource.com/setup_13.x | sudo -E bash -
sudo apt-get install -y nodejs

sudo apt install gcc g++ make

# show package
apt show PACKAGE 

# upgrade

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https://codepen.io/moonformeli/pen/dyPxvZe#anon-login
https://github.com/google/angular-sticky-element/blob/master/src/app/sticky.element.directive.ts
https://github.com/raulromanp/ngSticky/blob/master/lib/sticky.js