Clojure Development Tips and Updates for Seajure

Table of Contents

1. Seajure

1.1. Working

ssh swarm@enigma.local 
tmux attach 

1.2. Rails vulnerability

(read-string "[:hello \"world\" ]") 
(read-string "[:hello \"world\" #=(java.lang.System/exit 1) ]") 
(alter-var-root #'*read-eval* (constantly false))
lein new

was updated to have alter-var-root set by default. However, this requires that the tagged version be used.

https://github.com/technomancy/leiningen/blob/master/CONTRIBUTING.md

git checkout 1.7.1 

1.6. nrepl

M-. for browsing vars.

Lacking inspector features.

1.7. Optimizing maps with lets

(for [x [1 2 3]
      y [4 5 6]]
  [x y])  

1.8. lein.el with eshell

  • use with * prefixing to not use eshell for help
  • lein new registration-buddy
  • nrepl-jack-in

C-c M-n

  • -main in the repl should work
  • #_ comments out an s-expression
(throw (ex-info "busted" {:code 17})) 

This allows for some form of pattern matching like

This also had cases of breaking out the time match, providing the context, throwing the