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# https://github.com/blinks zsh theme

function _prompt_char() {
  if $(git rev-parse --is-inside-work-tree >/dev/null 2>&1); then
    echo "%{%F{blue}%}±%{%f%k%b%}"
  else
    echo ' '
  fi
}

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/**
 * For a current project I need to wait to execute a code until some images have been loaded.
 * Beside, I also need to execute a callback (in my specific code I want to show the image 
 * with a fade-in effect) every time a single image has been loaded.
 *
 * So basically I used two deferred objects: the nested one which is resolved for a single 
 * image successfull load event (or when image has been discarded) and the outside one, 
 * which is resolved when all deferred objects on single images have been resolved or rejected.
 *
 * This snippet also takes care all frequent issues when trying to load an image (excessive 

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module Retriable
  # This will catch any exception and retry twice (three tries total):
  #   with_retries { ... }
  #
  # This will catch any exception and retry four times (five tries total):
  #   with_retries(:limit => 5) { ... }
  #
  # This will catch a specific exception and retry once (two tries total):
  #   with_retries(Some::Error, :limit => 2) { ... }
  #

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# An abstract base class used to create simple serializers
# for ActiveRecord objects
class BaseSerializer
  include Rails.application.routes.url_helpers

  attr_reader :serialized_object

  def initialize(serialized_object)
    @serialized_object = serialized_object
  end

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desc 'Benchmark funds_raised methods'

ITERATIONS = 1000

task benchmark_sql: :environment do
  campaign = Campaign.last

  Benchmark.bm do |bm|
    bm.report('sql') do
      ITERATIONS.times do

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1. npm test
2. npm run build
3. Update package.json & bower.json version
4. Update Changelog.md
5. git commit -am"Releasing x.x.x"
6. git push
7. git tag -a vx.x.x -m"version x.x.x"
8. git push origin --tags
9. npm publish ./

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import { Component } from "React";

export var Enhance = ComposedComponent => class extends Component {
  constructor() {
    this.state = { data: null };
  }
  componentDidMount() {
    this.setState({ data: 'Hello' });
  }
  render() {

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name: nextjs-cloud-run

on:
  push:
    branches:
      - master
      - main

env:
  CLOUD_RUN_PROJECT_ID: ${{ secrets.CLOUD_RUN_PROJECT_NAME }}

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Rules for good testing

Look at the following image...

...it shows an object being tested.

You can't see inside the object. All you can do is send it messages. This is an important point to make because we should be "testing the interface, and NOT the implementation" - doing so will allow us to change the implementation without causing our tests to break.

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package main

import (
  "fmt"
  "reflect"
)

// Name of the struct tag used in examples
const tagName = "validate"