smehan

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smehan

Installed packages

Installed package list on my Sublime Text 3.

2015.07.23 update

• AdvancedNewFile
• All Autocomplete
• AndyPHP
• AngularJS

smehan

## Python3.3

Python3.3 is not in the package list for ubuntu any longer, so you need to add a new repo to the standard repo list for apt-get
> sudo add-apt-repository ppa:fkrull/deadsnakes
You may read the PPA description in the output and then:

Install Python 3.3.5 via:

> sudo apt-get update; sudo apt-get install python3.3

smehan

# dictionary of state: state_abbreviations
{'Vermont': 'VT', 'New York': 'NY', 'Illinois': 'IL', 'Arkansas': 'AR', 'Hawaii': 'HI', 'Montana': 'MT', 'Minnesota': 'MN', 'Delaware': 'DE', 'South Carolina': 'SC', 'Indiana': 'IN', 'Oregon': 'OR', 'Tennessee': 'TN', 'Idaho': 'ID', 'Washington': 'WA', 'Michigan': 'MI', 'North Dakota': 'ND', 'South Dakota': 'SD', 'Massachusetts': 'MA', 'Utah': 'UT', 'Connecticut': 'CT', 'Arizona': 'AZ', 'Iowa': 'IA', 'Texas': 'TX', 'West Virginia': 'WV', 'California': 'CA', 'Georgia': 'GA', 'Pennsylvania': 'PA', 'Missouri': 'MO', 'Wyoming': 'WY', 'Nebraska': 'NE', 'Louisiana': 'LA', 'Virginia': 'VA', 'Colorado': 'CO', 'Florida': 'FL', 'North Carolina': 'NC', 'New Mexico': 'NM', 'Mississippi': 'MS', 'Ohio': 'OH', 'Kentucky': 'KY', 'New Hampshire': 'NH', 'Alaska': 'AK', 'Oklahoma': 'OK', 'Maine': 'ME', 'Alabama': 'AL', 'New Jersey': 'NJ', 'Maryland': 'MD', 'Kansas': 'KS', 'Nevada': 'NV', 'Rhode Island': 'RI', 'Wisconsin': 'WI'}

smehan

SELECT 'a', * FROM
(
  SELECT * FROM car_portal_app.a
  EXCEPT ALL
  SELECT * FROM car_portal_app.b
) v1
UNION ALL
SELECT 'b', * FROM
(
  SELECT * FROM car_portal_app.b

smehan

Studying for a Tech Interview Sucks, so Here's a Cheat Sheet to Help

This list is meant to be a both a quick guide and reference for further research into these topics. It's basically a summary of that comp sci course you never took or forgot about, so there's no way it can cover everything in depth. It also will be available as a gist on Github for everyone to edit and add to.

Data Structure Basics

###Array ####Definition:

• Stores data elements based on an sequential, most commonly 0 based, index.
• Based on tuples from set theory.

smehan

library(RPostgreSQL)


# create a connection
# save the password
pw <- "password"
# alteratively, store in an external file.
ps <- readline(file('password.txt', open = 'r'))

# loads the PostgreSQL driver

smehan

from collections import deque

class State(object):
    """

    """

    def __init__(self, value, parent, start = 0, goal = 0):
        self.children = []
        self.parent = parent

smehan

def ca():
   ''' Celluar automata '''
   # 64 vaues in a row, all Boolean - True(1) : '*'
   #                                - False(0): ' '
   # Rule - the status of current cell value is True
   # if only one of the two neighbors at the previous step is True('*')
   # otherwise, the current cell status is False(' ')

   # initial list representing the current status of 64 cells
   ca = [

smehan

import requests  
from lxml import html  
import sys  
import urlparse

response = requests.get('http://imgur.com/')  
parsed_body = html.fromstring(response.text)

# Grab links to all images
images = parsed_body.xpath('//img/@src')