vigosan

import { useEffect, useState } from 'react'
import { API, graphqlOperation } from 'aws-amplify'

const ListTalks = `
  query {
    listTalks {
      items {
        name
        description
        presenter {

vigosan

# Convert .wav to .flac
for i in *.wav; do ffmpeg -i "$i" "$i".flac ; done

# Convert .flac to .mp3 (lossless)
for f in *.flac; do ffmpeg -i "$f" -aq 1 "${f%flac}mp3"; done

# Convert .flac to .mp3, compress to ~ 120k
for f in *.flac; do ffmpeg -i "$f" -aq 5 "${f%flac}mp3"; done

# Convert .flac to mp3, compress to ~ 128k

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      PASSWORD_VALIDATOR = /(      # Start of group
        (?:                        # Start of nonmatching group, 4 possible solutions
          (?=.*[a-z])              # Must contain one lowercase character
          (?=.*[A-Z])              # Must contain one uppercase character
          (?=.*\W)                 # Must contain one non-word character or symbol
        |                          # or...
          (?=.*\d)                 # Must contain one digit from 0-9
          (?=.*[A-Z])              # Must contain one uppercase character
          (?=.*\W)                 # Must contain one non-word character or symbol
        |                          # or...

vigosan

Multiple SSH Keys settings for different github account

create different public key

create different ssh key according the article Mac Set-Up Git

$ ssh-keygen -t rsa -C "[email protected]"

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Tabs and Windows

Function	Shortcut
Previous Tab	⌘+ Left Arrow
Next Tab	⌘+ Right Arrow
Go to Tab	⌘ + Number
Go to Window	⌘ + Option + Number
Go to Split Pane by Direction	⌘ + Option + Arrow
Go to Split Pane by Order of Use	⌘ + ] , ⌘ + [

vigosan

import React, { Component } from 'react'
import PropTypes from 'react-proptypes'
import styles from './App.css'

class Wizard extends Component {
  static childContextTypes = {
    activeIndex: PropTypes.number.isRequired,
    totalSteps: PropTypes.number.isRequired,
    goToNextStep: PropTypes.func.isRequired,
    goToPrevStep: PropTypes.func.isRequired

vigosan

Lambda: standard

# Creating a lambda
l = lambda { |name| "Hi #{name}!" }

# Executing the lambda
l.call("foo") # => Hi foo!

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100 - Thin
200 - Extra Light, Ultra Light
300 - Light
400 - Normal, Book, Regular
500 - Medium
600 - Semi Bold, Demi Bold
700 - Bold
800 - Extra Bold, Ultra Bold
900 - Black, Heavy

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#!/bin/sh

# iPhone 3.5" @2x $*
sips -Z 960 -c 960 640 Default-Input.png --out Images.xcassets/LaunchImage.launchimage/Default640x960.png $*
# iPhone 3.5" @1x $*
sips -Z 480 Images.xcassets/LaunchImage.launchimage/Default640x960.png --out Images.xcassets/LaunchImage.launchimage/Default320x480.png $*
# iPhone 4.0" @2x $*
sips -Z 1136 -c 1136 640 Default-Input.png --out Images.xcassets/LaunchImage.launchimage/Default640x1136.png $*
# iPhone 5.5" @3x - landscape
sips -Z 2208 -c 1242 2208 Default-Input.png --out Images.xcassets/LaunchImage.launchimage/Default2208x1242.png $*

vigosan

/**
 * @providesModule PatientList
 */
import NavigationBar from 'react-native-navbar';
import NavigationButtons from 'NavigationButtons';
import React, { ListView, Navigator, StyleSheet, Text, TextInput, TouchableHighlight, View } from 'react-native';
import { connect } from 'react-redux/native'

@connect(state => ({
  patients: state.patients