Fallenstedt

Fixing npm On Mac OS X for Homebrew Users

Installing node through Homebrew can cause problems with npm for globally installed packages. To fix it quickly, use the solution below. An explanation is also included at the end of this document.

Solution

This solution fixes the error caused by trying to run npm update npm -g. Once you're finished, you also won't need to use sudo to install npm modules globally.

Before you start, make a note of any globally installed npm packages. These instructions will have you remove all of those packages. After you're finished you'll need to re-install them.

Fallenstedt

import React from 'react'

import mrEmitter from '../helpers/mrEmitter'

export default class EmittingComponent extends React.Component {
  handleClick = () => {
    mrEmitter.emit('onSomeEvent', 'foo sends bar')
  }

  render() {

Fallenstedt

The Ultimate Unit Testing Cheat-sheet

For Mocha, Chai and Sinon

using mocha/chai/sinon for node.js unit-tests? check out my utility: mocha-stirrer to easily reuse test components and mock require dependencies

---

• Sinon Chai
• Chai
• Sinon
• Mocha

Fallenstedt

#add 'node_modules' to .gitignore file

git rm -r --cached node_modules
git commit -m 'Remove the now ignored directory node_modules'
git push origin master

Fallenstedt

CONTAINER="name"
DB="Db name"
TABLE="Table Name"
FILE="file.csv"

sudo docker exec -u postgres ${CONTAINER} psql -d ${DB} -c "COPY ${TABLE} TO STDOUT WITH CSV HEADER " > ${FILE}

# Copy csv to table
# sudo psql -h localhost -U root -d my_db -p 5432  -c "\COPY source_table TO  '/home/user/source_table.csv' DELIMITER ',' CSV HEADER;"

Fallenstedt

package safebuffer

import (
	"bytes"
	"sync"
)

// Buffer is a goroutine safe bytes.Buffer
type Buffer struct {
	buffer bytes.Buffer

Fallenstedt

#!/usr/bin/env bash

# Install cardano-cli or use docker https://gist.github.com/ilyar/bf4c2346be1a74c50e488181986808fb
#
# Linux https://hydra.iohk.io/job/Cardano/cardano-node/cardano-node-linux/latest-finished
# Win64 https://hydra.iohk.io/job/Cardano/cardano-node/cardano-node-win64/latest-finished
# Macos https://hydra.iohk.io/job/Cardano/cardano-node/cardano-node-macos/latest-finished
# Extcact only cardano-cli into /usr/local/bin/cardano-cli
# Check
cardano-cli --version

Fallenstedt

package main
import (
    "net/http"
)

func redirect(w http.ResponseWriter, req *http.Request) {
    http.Redirect(w, req,
            "https://" + req.Host + req.URL.String(),
            http.StatusMovedPermanently)
}