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Changing the “tick frequency” on x or y axis in matplotlib?

...t to tick marks with plt.xticks: plt.xticks(np.arange(min(x), max(x)+1, 1.0)) For example, import numpy as np import matplotlib.pyplot as plt x = [0,5,9,10,15] y = [0,1,2,3,4] plt.plot(x,y) plt.xticks(np.arange(min(x), max(x)+1, 1.0)) plt.show() (np.arange was used rather than Python's ra...
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Docker EXPOSE a port only to Host

... Sure, just bind it to localhost, like this: docker run -p 127.0.0.1:27017:27017 Also: Your host can also talk to each container normally over its IP. Use docker inspect $ID to get a json dump (beside other stuff) containing the network IP. ...
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Generate random integers between 0 and 9

How can I generate random integers between 0 and 9 (inclusive) in Python? 19 Answers 1...
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Is there a performance gain in using single quotes vs double quotes in ruby?

... $ ruby -v ruby 1.9.3p0 (2011-10-30 revision 33570) [x86_64-darwin11.0.0] $ cat benchmark_quotes.rb # As of Ruby 1.9 Benchmark must be required require 'benchmark' n = 1000000 Benchmark.bm(15) do |x| x.report("assign single") { n.times do; c =...
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Case preserving substitute in Vim

...toMark Lodato 37.4k55 gold badges3737 silver badges3030 bronze badges 16 ...
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How to find list of possible words from a letter matrix [Boggle Solver]

... +150 My answer works like the others here, but I'll post it because it looks a bit faster than the other Python solutions, from setting up ...
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Get protocol + host name from URL

... 306 You should be able to do it with urlparse (docs: python2, python3): from urllib.parse import u...
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What are the special dollar sign shell variables?

...ipeline exit status. $! is the PID of the most recent background command. $0 is the name of the shell or shell script. Most of the above can be found under Special Parameters in the Bash Reference Manual. There are all the environment variables set by the shell. For a comprehensive index, please ...
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How to get the separate digits of an int number?

I have numbers like 1100, 1002, 1022 etc. I would like to have the individual digits, for example for the first number 1100 I want to have 1, 1, 0, 0. ...
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Transform DateTime into simple Date in Ruby on Rails

....to_date NoMethodError: undefined method 'to_date' for #<DateTime: -1/2,0,2299161> from (irb):1 >> require 'active_support/core_ext' => true >> DateTime.new.to_date => Mon, 01 Jan -4712 share ...