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AWS CLI command to update CNAME

When you have a set of application servers running in EC2 in an active/passive configuration, the easiest way to failover is to simply update the DNS to point to the second server as soon as it's available to serve requests. If you are using Route 53 to manage your DNS configuration, with the AWS CLI you can make this change in a single command.

Initial Setup

• Install the AWS CLI
• Login with an account that has an IAM Policy that gives it access to the Route53 Service
• Get the HostedZoneID for the domain you want to update from the AWS console here: https://console.aws.amazon.com/route53/home#hosted-zones:

The CLI expects the change to be submitted via a JSON-formatted configuration file. I've inclu

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# Pass the URL for an Organization into the query
# to get a list of members in a specific Organization.
# Example: { "url": "https://github.com/:organization" }
query getResource($url: URI!) {
  resource(url: $url) {
    ... on Organization {
      samlIdentityProvider {
        externalIdentities(first:10) {
          nodes {
            scimIdentity {

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1. Upload the license and set initial password once the image is accessible via IP (API Reference)

# Setup license and management console password
curl -X POST "https://${GHE_IP}:8443/setup/api/start" -k -F license=@./github-enterprise.ghl -F "password=${GHE_PWD}"

2. Apply settings through the Management Console API using a settings.json file (API Reference)

curl -L -X PUT "https://api_key:${GHE_PWD}@${GHE_IP}:8443/setup/api/settings" --data-urlencode "settings=`cat ./settings.json`" -k

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{
  "version": 2,
  "builds": [
    { "src": "probot.js", "use": "@now/node" }
  ],
  "env": {
    "GITHUB_TOKEN": "@github-token",
    "APP_ID": "@app-id",
    "PRIVATE_KEY": "@private-key-base64"
  },

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{
  node(id: $nodeId) {
    ... on Repository {
      pinnedIssues(first: 10) {
        nodes {
          issue {
            title
            body
          }
        }

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const octokit = require('@octokit/rest')()
const token = process.env.OCTOKIT_TOKEN

octokit.authenticate({ type: 'token', token })

async function getInvitations (org) {
  try {
    let result = await octokit.repos.getForOrg({org, per_page: 100})
    let repos = result.data

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GitHub Professional Guides

This is a series of videos produced by Hubbers. They cover several important practices in modern software development and the features on GitHub that enable professional developers. With one exception (pre-receive hooks), features are available to all users on both GitHub.com and GitHub Enterprise

Videos

Video Title	Description
Organizing for Successful Collaboration	Defining Organizations and Teams on GitHub
Continuous Integration & Continous Delivery	Define these terms, why they're used, and the tools on GitHub to support them
Finding Things	The tools that exist on GitHub that help you find what you're looking for
Getting Insight into Work	A quick walkthrough of the various analysis tools on GitHub to help manage branches, commits and works in progress

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Keybase proof

I hereby claim:

• I am tcbyrd on github.
• I am tcbyrd (https://keybase.io/tcbyrd) on keybase.
• I have a public key whose fingerprint is D8F0 EC79 927A AF55 FE71 46EC 9EDE 6D18 B63F 55D8

To claim this, I am signing this object: