tsabat

Prereq:

apt-get install zsh
apt-get install git-core

Getting zsh to work in ubuntu is weird, since sh does not understand the source command. So, you do this to install zsh

wget https://github.com/robbyrussell/oh-my-zsh/raw/master/tools/install.sh -O - | zsh

benwah

import json
import datetime
from decimal import Decimal
from mongoengine.queryset import queryset_manager
from mongoengine.queryset import QuerySet
from mongoengine.base import BaseList, BaseDict, ObjectId


def list_encoder(inst, obj, field, force_string=False):
    """

kyledseever

<?php

// returns the position of the first differing character between
// $left and $right, or -1 if either is empty
function strcmppos($left, $right) {
    if (empty($left) || empty($right)) {
        return -1;
    }

    $i = 0;

boates

def splitData(df, trainPerc=0.6, cvPerc=0.2, testPerc=0.2):
    """
    return: training, cv, test
            (as pandas dataframes)
    params:
              df: pandas dataframe
       trainPerc: float | percentage of data for trainin set (default=0.6
          cvPerc: float | percentage of data for cross validation set (default=0.2)
        testPerc: float | percentage of data for test set (default=0.2)
                  (trainPerc + cvPerc + testPerc must equal 1.0)

mjhea0

Jitbit's SQL interview questions

http://www.jitbit.com/news/181-jitbits-sql-interview-questions/

Schema

employees

• employee_id
• department_id
• boss_id
• name

meskarune

python test.py
Traceback (most recent call last):
  File "test.py", line 10, in <module>
    response = json.load(urllib.request.urlopen(request))
  File "/usr/lib/python3.3/json/__init__.py", line 274, in load
    parse_constant=parse_constant, object_pairs_hook=object_pairs_hook, **kw)
  File "/usr/lib/python3.3/json/__init__.py", line 319, in loads
    return _default_decoder.decode(s)
  File "/usr/lib/python3.3/json/decoder.py", line 352, in decode
    obj, end = self.raw_decode(s, idx=_w(s, 0).end())

mplewis

Flask + uWSGI + nginx Primer

I've been having trouble with serving a Flask app via uWSGI and nginx, so I thought I'd put together some of the basics to help out others.

How this shit works

• Flask is managed by uWSGI.
• uWSGI talks to nginx.

arngarden

import theano
from pylearn2.models import mlp
from pylearn2.training_algorithms import sgd
from pylearn2.termination_criteria import EpochCounter
from pylearn2.datasets.dense_design_matrix import DenseDesignMatrix
import numpy as np
from random import randint


class XOR(DenseDesignMatrix):

bsweger

Useful Pandas Snippets

A personal diary of DataFrame munging over the years.

Data Types and Conversion

Convert Series datatype to numeric (will error if column has non-numeric values)
(h/t @makmanalp)

aneilbaboo

# save this file in the top level directory of your project as ".rvmrc"
# the virtualenv will be created/activated when you cd into the dir
if hash mkvirtualenv 2>/dev/null; then
    virtualenv_name=$(basename `git rev-parse --show-toplevel`)
    workon "$virtualenv_name"
    if [ "$?" != "0" ]; then
       mkvirtualenv "$virtualenv_name"
       echo "\"pip install -r requirements.txt\" to install libraries"
    fi
fi