anchor.diff:  * Running Clojure programs
   * Evaluating Clojure expressions
   
  -In all the above scenarios you might want to use other Clojure and Java libraries (dependencies or 'deps'). These may be libraries you are writing locally, projects in git (e.g. on github) or, commonly, libraries available in the Maven ecosystem and hosted by central repositories like Maven Central or Clojars.
  +In all the above scenarios you might want to use other Clojure and Java libraries (dependencies or 'deps'). These may be libraries you are writing locally, projects in git (e.g. on GitHub) or, commonly, libraries available in the Maven ecosystem and hosted by central repositories like Maven Central or Clojars.
   
   In all cases, using a library involves: +
   a) specifying which library you want to use, providing its name and other aspects like version +
  
positive.code:  {clj-time {:mvn/version "0.14.2"}}}
  ----
  
  Restart the REPL with the `clj` tool and try again:
  
  [source,clojure]
  ----
  $ clj
  Clojure 1.9.0
  user=> (require '[clj-time.core :as t])
  nil
  
negative.code:     dt))
  ----
  
  Update the application at hello-world/src/hello.clj to use our library instead:
  
  [source,clojure]
  ----
  