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Getting vertical gridlines to appear in line plot in matplotlib

I want to get both horizontal and vertical grid lines on my plot but only the horizontal grid lines are appearing by default. I am using a pandas.DataFrame from an sql query in python to generate a line plot with dates on the x-axis. I'm not sure why they do not appear on the dates and I have trie...
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Creating a zero-filled pandas data frame

What is the best way to create a zero-filled pandas data frame of a given size? 6 Answers ...
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What is @RenderSection in asp.net MVC

What is the purpose of @RenderSection and how does it function? I understand what bundles do, but I have yet to figure out what this does and it's probably important. ...
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Differences between “BEGIN RSA PRIVATE KEY” and “BEGIN PRIVATE KEY”

...i I was writing a program that imports private keys from a .pem file and create a private key object to use it later.. the problem I have faced is that some pem files header begin with ...
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Removing all non-numeric characters from string in Python

How do we remove all non-numeric characters from a string in Python? 7 Answers 7 ...
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How to find out element position in slice?

How does one determine the position of an element present in slice? 6 Answers 6 ...
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What does value & 0xff do in Java?

I have the following Java code: 4 Answers 4 ...
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Which is better: … or …

Which is better or more convenient to use: 6 Answers 6 ...
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What is non-blocking or asynchronous I/O in Node.js?

In the context of Server Side Javascript engines, what is non-blocking I/O or asynchronous I/O? I see this being mentioned as an advantage over Java server side implementations. ...
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How to vertically align into the center of the content of a div with defined width/height?

What would be the correct method to vertically center any content in a defined width/height div . 4 Answers ...