Version: 1.9.8
Platform: x86_64
First, install or update to the latest system software.
sudo apt-get update
sudo apt-get install build-essential chrpath libssl-dev libxft-dev
# Graham Scan - Tom Switzer <thomas.switzer@gmail.com> | |
TURN_LEFT, TURN_RIGHT, TURN_NONE = (1, -1, 0) | |
def turn(p, q, r): | |
return cmp((q[0] - p[0])*(r[1] - p[1]) - (r[0] - p[0])*(q[1] - p[1]), 0) | |
def _keep_left(hull, r): | |
while len(hull) > 1 and turn(hull[-2], hull[-1], r) != TURN_LEFT: | |
hull.pop() |
# GNU Screen - main configuration file | |
# All other .screenrc files will source this file to inherit settings. | |
# Author: Christian Wills - cwills.sys@gmail.com | |
# Allow bold colors - necessary for some reason | |
attrcolor b ".I" | |
# Tell screen how to set colors. AB = background, AF=foreground | |
termcapinfo xterm 'Co#256:AB=\E[48;5;%dm:AF=\E[38;5;%dm' |
#!/usr/bin/env python | |
class Node( object ): | |
def __init__( self, end_node = False ): | |
self.end_node = end_node | |
self.prefix_count = 0 | |
self.children = {} | |
import cv2.cv as cv | |
import tesseract | |
gray = cv.LoadImage('captcha.jpeg', cv.CV_LOAD_IMAGE_GRAYSCALE) | |
cv.Threshold(gray, gray, 231, 255, cv.CV_THRESH_BINARY) | |
api = tesseract.TessBaseAPI() | |
api.Init(".","eng",tesseract.OEM_DEFAULT) | |
api.SetVariable("tessedit_char_whitelist", "0123456789abcdefghijklmnopqrstuvwxyz") | |
api.SetPageSegMode(tesseract.PSM_SINGLE_WORD) | |
tesseract.SetCvImage(gray,api) | |
print api.GetUTF8Text() |
/* Flatten das boostrap */ | |
.well, .navbar-inner, .popover, .btn, .tooltip, input, select, textarea, pre, .progress, .modal, .add-on, .alert, .table-bordered, .nav>.active>a, .dropdown-menu, .tooltip-inner, .badge, .label, .img-polaroid { | |
-moz-box-shadow: none !important; | |
-webkit-box-shadow: none !important; | |
box-shadow: none !important; | |
-webkit-border-radius: 0px !important; | |
-moz-border-radius: 0px !important; | |
border-radius: 0px !important; | |
border-collapse: collapse !important; | |
background-image: none !important; |
A personal diary of DataFrame munging over the years.
Convert Series datatype to numeric (will error if column has non-numeric values)
(h/t @makmanalp)
Sublime Text includes a command line tool, subl
, to work with files on the command line. This can be used to open files and projects in Sublime Text, as well working as an EDITOR for unix tools, such as git and subversion.
Applications
folderSetup
import selenium | |
import time | |
from selenium import webdriver | |
browser = webdriver.PhantomJS("phantomjs") | |
browser.get("https://twitter.com/StackStatus") | |
print browser.title | |
pause = 3 |
Tested with Apache Spark 2.1.0, Python 2.7.13 and Java 1.8.0_112
For older versions of Spark and ipython, please, see also previous version of text.