fntlnz

Create Root CA (Done once)

Create Root Key

Attention: this is the key used to sign the certificate requests, anyone holding this can sign certificates on your behalf. So keep it in a safe place!

openssl genrsa -des3 -out rootCA.key 4096

john2x

Clojure Destructuring Tutorial and Cheat Sheet

(Related blog post)

Simply put, destructuring in Clojure is a way extract values from a datastructure and bind them to symbols, without having to explicitly traverse the datstructure. It allows for elegant and concise Clojure code.

Vectors and Sequences

gfredericks

(defn with-local-redefs-fn
  [a-var its-new-value func]
  (cast clojure.lang.IFn @a-var)
  (alter-meta! a-var
               (fn [m]
                 (if (::scope-count m)
                   (update-in m [::scope-count] inc)
                   (assoc m
                     ::scope-count 1
                     ::thread-local-var (doto (clojure.lang.Var/create @a-var)

CristinaSolana

1. Clone your fork:

git clone git@github.com:YOUR-USERNAME/YOUR-FORKED-REPO.git

2. Add remote from original repository in your forked repository:

cd into/cloned/fork-repo
git remote add upstream git://github.com/ORIGINAL-DEV-USERNAME/REPO-YOU-FORKED-FROM.git
git fetch upstream