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SSL Error When installing rubygems, Unable to pull data from 'https://rubygems.org/
...rying to do the Michael Hartl tutorial. When I attempt to install rails 3.2.14 in my gemset, I get the following issue:
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Event system in Python
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PyPI packages
As of June 2020, these are the event-related packages available on PyPI,
ordered by most recent release date.
RxPy3 1.0.1: June 2020
pluggy 0.13.1: June 2020 (beta)
Louie 2.0: Sept 2019
python-dispatch 0.1.2: Feb 2019
PyPubSub 4.0.3: J...
Add Foreign Key to existing table
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edited Jul 18 '15 at 22:38
Steen Schütt
6371010 silver badges2727 bronze badges
answered Jan 9 '13...
What is the most compatible way to install python modules on a Mac?
... give you the least headaches, but If you need a newer version (Leopard is 2.5.1 I believe), I would go with the macports python 2.6.
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Side-by-side plots with ggplot2
I would like to place two plots side by side using the ggplot2 package , i.e. do the equivalent of par(mfrow=c(1,2)) .
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How to save traceback / sys.exc_info() values in a variable?
... print var
Traceback (most recent call last):
File "<stdin>", line 2, in <module>
ValueError: invalid literal for int() with base 10: 'k'
You should however take a look at the traceback documentation, as you might find there more suitable methods, depending to how you want to process...
Representing and solving a maze given an image
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239
Here is a solution.
Convert image to grayscale (not yet binary), adjusting weights for the c...
Is there a Python caching library?
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52
Take a look at Beaker:
Home Page
Caching Documentation
Good quick-start article about using Be...
Running multiple commands in one line in shell
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You are using | (pipe) to direct the output of a command into another command. What you are loo...