KRostyslav

    ((nm, tm) => {
      const lStorage = localStorage;
      const sStorage = sessionStorage;
      const tabId = sStorage.getItem(tm)
        || ((newId) => {
          sStorage.setItem(tm, newId);
          return newId;
        })((Math.random() * 1e8).toFixed());
      const update = (setTabValue) => {
        let currentValue = JSON.parse(lStorage.getItem(nm) || '{}');

KRostyslav

# Prune images
$ docker image prune
or
$ docker image prune -a

# Prune containers
$ docker container prune

# Prune volumes
$ docker volume prune

KRostyslav

# =================================
# List all node_modules  

# Linux. 
$ cd documents
$ find . -name "node_modules" -type d -prune -print | xargs du -chs

# Windows
$ cd documents
$ FOR /d /r . %d in (node_modules) DO @IF EXIST "%d" echo %d"

KRostyslav

#!/bin/bash

# Script for run localtunnel 
# https://github.com/localtunnel/localtunnel

##### Constants

SUBDOMAIN='name'
PORT=8080

KRostyslav

PUT or POST or PATCH? PATCH!

TL;DR

POST для создания новых ресурсов
POST для остальных кастомных глаголов
PATCH для обновления ресурсов. В 99,99% на обновление уходят не все поля ('created_at' и 'updated_at' так точно)
На PUT можно забить =)

KRostyslav

# Password (min 8 symbols, with spec symbols) 
/^(?=.*[a-z])(?=.*[A-Z])(?=.*[0-9])(?=.*[!@#\$%\^&\*])(?=.{8,})/

# Password (8-12 symbols, without spec symbols)
/^(?=.*[a-z])(?=.*[A-Z])(?=.*[0-9])(?=.{8,12})/

# Percent (0 .. 100)
/^([0-9]{1,2}){1}(\.[0-9]*)?$|^(100)$/

KRostyslav

Environments in React App

// src/config.js

export default {
  s3: {
    BUCKET: "YOUR_S3_BUCKET_NAME",
  },
 api: {

KRostyslav

# First, remove the old version:

# If installed via apt-get
sudo apt-get remove docker-compose

# If installed via curl
sudo rm /usr/local/bin/docker-compose

# If installed via pip
pip uninstall docker-compose

KRostyslav

gource --seconds-per-day 1  -1280x720 -o - | ffmpeg -y -r 60 -f image2pipe -vcodec ppm -i - -vcodec libx264 -preset veryslow  -pix_fmt yuv420p -crf 22 -threads 0 -bf 0 video.mp4

KRostyslav

React Hooks

from React v.16.8

• useState
• useReducer
• useEffect
• useLayoutEffect
• useContext
• useMemo