Xah Talk Show 2020-01-02 ontology of JavaScript python ruby java dot notation vs unix pipe vs function chaining,

topics talked:

• how to have fresh perspective and ideas. no pain no gain, about infomation
• emacs and emacs lisp. modify xah-start-command-log to have pink background
• emacs describe-function, describe-key, smex.
• thistle
• camelCase vs snake_case
• Ruby: What's RVM, Gem, Rake, Bundler, RDoc, ri, irb?
• OOP Dot Notation, Dot Before Data or After?
• Node.js Dot Notation as Namespace Mechanism
• Unix Pipe as Functional Language
• Method Chaining, Postfix Operator, and OOP
• JavaScript Dot Notation, Namespace or Object System?
• Ontology of Postfix Notation, Method Chaining, and Unix Pipe
• Piping and Function Composition Equivalence
• Clojure: Function Chaining
• am proud of this one: JS: Function Chaining

ss = "some thing"
yy = ss.split( " ")
print( yy )

# python 3

# regex matching email address

import re

text = "this xyz@example.com that"
xx = re.search(r" (\w+@\w+\.com) ", text )

if xx:
    print("matched")
    print(xx.group(1))
else:
    print("no match")

const cameCase = 3
const snake_case = 3

const xx = "Xsome,Xthing";

const yy = xx.split (',') . map ( ((x) => x.slice(1)) ) ;

console.log ( yy );

xah_talk_show_2020-01-02.txt