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UpperLEFTY / regexCheatsheet.js
Created Apr 18, 2019 — forked from sarthology/regexCheatsheet.js
A regex cheatsheet 👩🏻‍💻 (by Catherine)
View regexCheatsheet.js
let regex;
/* matching a specific string */
regex = /hello/; // looks for the string between the forward slashes (case-sensitive)... matches "hello", "hello123", "123hello123", "123hello"; doesn't match for "hell0", "Hello"
regex = /hello/i; // looks for the string between the forward slashes (case-insensitive)... matches "hello", "HelLo", "123HelLO"
regex = /hello/g; // looks for multiple occurrences of string between the forward slashes...
/* wildcards */
regex = /h.llo/; // the "." matches any one character other than a new line character... matches "hello", "hallo" but not "h\nllo"
regex = /h.*llo/; // the "*" matches any character(s) zero or more times... matches "hello", "heeeeeello", "hllo", "hwarwareallo"
UpperLEFTY / System
Created Apr 11, 2019 — forked from vasanthk/System
System Design Cheatsheet
View System

System Design Cheatsheet

Picking the right architecture = Picking the right battles + Managing trade-offs

Basic Steps

  1. Clarify and agree on the scope of the system
  • User cases (description of sequences of events that, taken together, lead to a system doing something useful)
    • Who is going to use it?
    • How are they going to use it?
View Eloquent-Javascript- 2
#Chapter 2
##Looping a triangle
Write a loop that makes seven calls to console.log to output the following triangle:
UpperLEFTY / gulpfile.js
Created Nov 27, 2017 — forked from chantastic/gulpfile.js
This a script for a Full Stack Talk, given 3/13/14. Feel free to follow along at your own pace.
View gulpfile.js
var gulp = require('gulp');
var coffee = require('gulp-coffee');
gulp.task('scripts', function () {
gulp.task('watch', function () {
UpperLEFTY /
Created Oct 28, 2017 — forked from spilth/
Ruby on Rails Crash Course

Ruby on Rails Crash Course

This is a course meant to give you the basics of Ruby and Rails with the assumption that you'll use the resources provided below to further your learning.

It assumes you are familiar with basic programming concepts and the basics of object oriented programming.


Create a Ruby Script

View Sublime Text 3 Build 3103 License Key - CRACK
I used the last one.
Michael Barnes
Single User License
8A353C41 872A0D5C DF9B2950 AFF6F667
C458EA6D 8EA3C286 98D1D650 131A97AB
AA919AEC EF20E143 B361B1E7 4C8B7F04