====== netJSON ======

  * {{pub:pdf:sreda1263.pdf}}
  * [[notes:net:json|JSON]]

===== Rename JSON fields =====

  * http://stackoverflow.com/questions/4647817/javascript-object-rename-key
  * http://stackoverflow.com/questions/13391579/how-to-rename-json-key
  * http://stackoverflow.com/questions/14789405/renaming-a-field-in-an-object
  * http://stackoverflow.com/questions/21148419/efficiently-rename-re-map-javascript-json-object-keys-within-structured-array
  * http://stackoverflow.com/questions/32452014/change-key-name-in-javascript-object
  * https://recalll.co/app/?q=Efficiently%20rename/re-map%20javascript/json%20object%20keys%20within%20structured%20array

===== Platform and working directory =====

<code python>
>>> import platform
>>> h = platform.uname()[1]
>>> h
'fmf6707'
>>> os.chdir('C:/Users/batagelj/work/Python/graph/graph')
>>> os.getcwd()
'C:\\Users\\batagelj\\work\\Python\\graph\\graph'
>>>
</code>

<code R> 
> Sys.info()["nodename"]
 nodename 
"FMF6707" 
> help(Sys.info)
> setwd('C:/Users/batagelj/work/Python/graph/graph')
> getwd()
[1] "C:/Users/batagelj/work/Python/graph/graph"
>
</code>

===== Checksum =====

  * https://en.wikipedia.org/wiki/Checksum
  * http://stackoverflow.com/questions/3431825/generating-an-md5-checksum-of-a-file
  * http://stackoverflow.com/questions/24847602/how-to-create-a-checksum-of-a-file-in-python
  * http://stackoverflow.com/questions/16874598/how-do-i-calculate-the-md5-checksum-of-a-file-in-python
  * https://gist.github.com/juusimaa/5846242
  * https://docs.python.org/3/library/hashlib.html
  * https://cran.r-project.org/web/packages/digest/
  * https://stat.ethz.ch/R-manual/R-devel/library/tools/html/checkMD5sums.html
  * https://stat.ethz.ch/R-manual/R-devel/library/tools/html/md5sum.html
  * https://www.quora.com/Why-does-R-use-MD5-checksum-to-verify-that-we-have-a-valid-download