Terminal Cruise

Break up text into individual sentences:

:%j|:%s/\. /.\r\r/g

Summon Satan

#!/usr/bin/python3
import turtle
from PIL import Image
turtle.bgcolor("green")
t=turtle.Turtle()
t.color("red","blue")
t.begin_fill()
for i in range(0,5):
t.forward(200)
t.right(144)
t.end_fill()
t.hideturtle()
canvas=turtle.getcanvas()
name="satan.ps"
canvas.postscript(file=name)
psimage=Image.open(name)
psimage.save("satan.png")

#!/usr/bin/python3
from matplotlib import pylab
import scipy
x = scipy.linspace(-2,2,1000)
y1 = scipy.sqrt(1-(abs(x)-1)**2)
y2 = -3*scipy.sqrt(1-(abs(x)/2)**0.5)
pylab.fill_between(x, y1, color='red')
pylab.fill_between(x, y2, color='red')
pylab.xlim([-2.5, 2.5])
pylab.text(0, -1.5, 'Klingons do\nNOT celebrate\nValentines\nDay', fontsize=24, fontweight='bold',
color='white', horizontalalignment='center')
pylab.savefig('heart.png')

xcowsay –think

You can surf FTP (older than the World Wide Web) with Midnight Commander, built right in. Linux geeks feel like they’re in Willie Wonka’s chocolate factory.

Plot the area under a curve

#!/usr/bin/python3
from matplotlib import pyplot as plt
import numpy as np
x=np.arange(1,31)
y=x*x
plt.fill_between(x,y,color='blue', alpha=0.5)
plt.show()

Display trig functions with Python

#!/usr/bin/python3
import matplotlib.pyplot as plt
import numpy as np
x = np.linspace(-np.pi,np.pi,100)
y = np.sin(x)
z = np.cos(x)
fig = plt.figure()
ax = fig.add_subplot(1, 1, 1)
ax.spines['left'].set_position('center')
ax.spines['bottom'].set_position('center')
ax.spines['right'].set_color('none')
ax.spines['top'].set_color('none')
ax.xaxis.set_ticks_position('bottom')
ax.yaxis.set_ticks_position('left')
plt.plot(x,y, 'c', label='y=sin(x)')
plt.plot(x,z, 'm', label='y=cos(x)')
plt.legend(loc='upper left')
plt.show()

Extract all the links from a web page:

#!/usr/bin/python3
import requests,sys
from bs4 import BeautifulSoup
url = sys.argv[1]
r = requests.get(url)
htmlContent = r.content
soup = BeautifulSoup(htmlContent, 'html.parser')

anchors = soup.find_all('a')
all_links = set()
for link in anchors:
if(link.get('href') != '#'):
linkText = url+str(link.get('href'))
all_links.add(link)
print(linkText)

Get data from clipboard

import pandas as pd
pd.read_clipboard()

Ncurses terminal-based VLC interface:

nvlc '06 - Blue Stone Feat. Sheyenne Rivers - Substitute For Love.mp3'