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How do I change the background color of a plot made with ggplot2
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123
To change the panel's background color, use the following code:
myplot + theme(panel.backgrou...
Rearrange columns using cut
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152
For the cut(1) man page:
Use one, and only one of -b, -c or -f. Each LIST is made up o...
Revert a range of commits in git
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179
What version of Git are you using?
Reverting multiple commits in only supported in Git1.7.2+:...
How to avoid the “divide by zero” error in SQL?
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19 Answers
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Matplotlib transparent line plots
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261
Plain and simple:
plt.plot(x, y, 'r-', alpha=0.7)
(I know I add nothing new, but the straight...
Perform commands over ssh with Python
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13 Answers
13
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Cost of storing AMI
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112
You are only charged for the storage of the bits that make up your AMI, there are no charges f...
AngularJS : Where to use promises?
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401
This is not going to be a complete answer to your question, but hopefully this will help you and...
Check if a Postgres JSON array contains a string
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198
As of PostgreSQL 9.4, you can use the ? operator:
select info->>'name' from rabbits whe...