anchor.diff:  === S3
   *Lecture*
   
  +* Exceptions: checked and unchecked
   * https://github.com/oliviercailloux/java-course/blob/master/Class%20path/README.adoc[class path] (packages, classes and directories).
   
   *Material and going beyond*
  
positive.code: 
  *Lecture*
  
  * https://www.youtube.com/watch?v=lcYkOh4nweE&t=1m21s[Mars Climate Orbiter] (1m21 to 5m18; small mistake in the video: it’s Newton times second, not Newton force per second; see also https://en.wikipedia.org/wiki/Mars_Climate_Orbiter[Wikipedia]; similarly http://www-users.math.umn.edu/~arnold/disasters/ariane.html[sad] https://www.youtube.com/watch?v=gp_D8r-2hwk[story])
  * Marks; two methods for EE36
  * https://github.com/oliviercailloux/java-course/blob/master/Git/README.adoc[Git] & exercices
  * Two major principles of software engineering: https://github.com/oliviercailloux/java-course/raw/master/Contrat/presentation.pdf[contract] and fail-fast.
  
negative.code: = Planning
  :toc: preamble
  :sectanchors:
  //works around awesome_bot bug that used to be published at github.com/dkhamsing/awesome_bot/issues/182.
  :emptyattribute:
  
  The entry page of the course about Java in L3.
  
  