bearzk

#!/bin/sh

# this script will look into current staged (about to be commited) files
# searching for the pattern from $1
# if found, would exit with error status code 1

# Usage:
# when staged files contain the search pattern 'TEST'
#
# > ./grepPattern.sh TEST

bearzk

#!/bin/sh

# this script will run eslint against staged files

# in staged flies
# find (M)odified and (A)dded file names,
# find those conotains "src" or "test"
toLint=$(git diff --name-status --cached | grep -E "^[M|A]" | awk '{print $2}' | grep -E "src|test")

if [ -z "$toLint" ]; then

bearzk

/* eslint-disable max-classes-per-file */
class Repo {
  constructor() {
    this.name = 'maomao';
  }

  work(p1, p2) {
    return (p1 + p2);
  }

bearzk

const sleep = (ms) => new Promise((resolve) => setTimeout(resolve, ms));

const exponentialBackOff = async (func, maxRetry, delay) => {
  let res = await func();

  if (res) {
    return res;
  }

  console.log(`retrying, maxRetry ${maxRetry}`);

bearzk

Tech Academy Session 2021 #01

Code Smells 01/??

nested conditions, long condition block

I have to hold my breath for too long, maybe not so good for my health.

if (a) {

bearzk

Tools

desktop tools

Alfred

• pastebin history
• tldr
• global snippets
• ip

bearzk

// system imports
// 3rd party imports
const { getSignedUrl } = require('@aws-sdk/s3-request-presigner')
const { S3Client, GetObjectCommand } = require('@aws-sdk/client-s3')
// local imports

const client = new S3Client({
  region: 'eu-west-1', // region, since s3 is global, guess it doesn't really matter :)
  credentials: { // this credential should have read access to the bucket/object you want to grant temp access to the user
    accessKeyId: 'AKIAIOSFODNN7EXAMPLE',

bearzk

Summary of design principles

1. Complexity is incremental: you have to sweat the small stuff (see p. 11).

2. Working code isn't enough (see p. 14).

3. Make continual small investments to improve system design (see p. 15).

4. Modules should be deep (see p. 22)

bearzk

Pluralsight Curriculum

A list of pluralsight courses to get a developer ready for backend tasks in alyne. Node.js courses should be 1st priority, you can take the others in order of your own preference and focus of work.

node.js basics

• Node.js 12: Getting Started https://app.pluralsight.com/library/courses/nodejs-getting-started/table-of-contents
• Advanced Node.js 12

bearzk

plus(1, 2) // this won't complain, as add() is hoisted
minus(2, 1) // this will complain, as minus is defined later

// expression
function plus(x, y) {
  return x + y;
}

// declaration
const minus = function (x, y) {