jackd942

Ubuntu 16 default python is almost python 3

Loads of solutions exist, but for changing the system default, alias is not the way to go.

$ update-alternatives --list python update-alternatives: error: no alternatives for python

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Steps:

1. Download the latest zsh package: https://packages.msys2.org/package/zsh?repo=msys&variant=x86_64

Example:

zsh-5.7.1-1-x86_64.pkg.tar.xz

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#!/bin/bash
# Sometimes you need to move your existing git repository
# to a new remote repository (/new remote origin).
# Here are a simple and quick steps that does exactly this.
#
# Let's assume we call "old repo" the repository you wish
# to move, and "new repo" the one you wish to move to.
#
### Step 1. Make sure you have a local copy of all "old repo"
### branches and tags.

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Phoenix 1.4.x to 1.5.0 upgrade instructions

Phoenix 1.5 requires Elixir >= 1.7. Be sure your existing version is up to date by running elixir -v on the command line.

Install the new phx.new project generator

$ mix archive.uninstall phx_new
$ mix archive.install hex phx_new 1.5.0

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### Shortcut — Action

- [x] `CTRL + A` — Move to the beginning of the line
- [x] `CTRL + E` — Move to the end of the line
- [ ] `CTRL + [left arrow]` — Move one word backward (on some systems this is ALT + B)
- [ ] `CTRL + [right arrow]` — Move one word forward (on some systems this is ALT + F)
- [ ] `CTRL + U` — (bash)	Clear the characters on the line before the current cursor position
- [ ] `CTRL + U` —(zsh)	If you're using the zsh, this will clear the entire line
- [ ] `CTRL + K` — Clear the characters on the line after the current cursor position
- [ ] `ESC + [backspace]` — Delete the word in front of the cursor

jackd942

How to seed a Rails database with a CSV file

1. Setup

First, Create a folder inside of lib called seeds

Put your CSV file example.csv into the lib/seeds folder. In the example below, the file is called real_estate_transactions.csv

Make sure you've created a resource with the appropriate columns to match your seed data. The names don't have to match up.

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//server/controllers/_ticket-control.js

'use strict';

const Tickets = require('../models/tickets');

//===================
// Create Tickets Route
//===================
exports.createTicket = function(req, res, next) {

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// Desired unique index: 
// db.collection.ensureIndex({ firstField: 1, secondField: 1 }, { unique: true})

db.collection.aggregate([
  { $group: { 
    _id: { firstField: "$firstField", secondField: "$secondField" }, 
    uniqueIds: { $addToSet: "$_id" },
    count: { $sum: 1 } 
  }}, 
  { $match: {