From 5c041c0e3539c0f38b205c569e8f27b02f67b678 Mon Sep 17 00:00:00 2001
From: AJ ONeal <aj@therootcompany.com>
Date: Mon, 13 Jul 2020 07:38:19 +0000
Subject: [PATCH] update formatting, add random key gen

---
 node/README.md | 23 +++++++++++++++++++----
 1 file changed, 19 insertions(+), 4 deletions(-)

diff --git a/node/README.md b/node/README.md
index 75fe146..6f9ae8a 100644
--- a/node/README.md
+++ b/node/README.md
@@ -5,7 +5,7 @@ tagline: |
   Node.js® is a JavaScript runtime built on Chrome's V8 JavaScript engine.
 ---
 
-## Updating `node`
+## Updating and Switch versions
 
 ```bash
 webi node@stable
@@ -16,8 +16,8 @@ Use `@lts` for long-term support and the `@beta` tag for pre-releases, or
 
 ## Cheat Sheet
 
-Node is great for simple, snappy HTTP(S) servers, and for stitching APIs
-together with minimal fuss or muss.
+> Node is great for simple, snappy HTTP(S) servers, and for stitching APIs
+> together with minimal fuss or muss.
 
 Installing node via webi will:
 
@@ -55,11 +55,26 @@ http.createServer(app).listen(8080, function () {
 node server.js
 ```
 
+### Generate a Secure Random Key
+
+This generates a hex-encoded 128-bit random key.
+
+```bash
+node -p 'crypto.randomBytes(16).toString("hex")'
+```
+
+This generates a url-safe base64 256-bit random key.
+
+```bash
+node -p 'crypto.randomBytes(32).toString("base64")
+            .replace(/\+/g, "-").replace(/\//g, "_").replace(/=/g, "")'
+```
+
 ### An Express App
 
 ```bash
 mkdir my-server
-pushd my-server
+pushd my-server/
 npm init
 npm install --save express
 ```
-- 
2.25.1