hkhan

#lang racket

(require rackunit)

;; Y combinator derivation in detailed steps 
;; (based on Why of Y derivation by Matthias Felleisen)  

;; Is it possible to define a recursive function without referrring to itself?

;; Define a simple recursive function which refers to itself.

hkhan

    try {
      JSONObject personData = db.getJSONObject(DATA_TABLE).getJSONObject(userId.getUserId(token)); > this should return null
      if (personData == null) {
        personData = new JSONObject();
        db.getJSONObject(DATA_TABLE).put(userId.getUserId(token), personData);
      }

      for (Map.Entry<String, String> entry : values.entrySet()) {
        personData.put(entry.getKey(), entry.getValue());
      }

hkhan

git checkout -t origin/feature
# creates and checks out "feature" branch that tracks "origin/feature"

git push -u origin master
# pushes the "master" branch to "origin" remote and sets up tracking


git pull-request -h [project]:[branch]
# generate a pull-request from the specified branch e.g git pull-request -h nature:669-viewer-api