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What is pip's equivalent of `npm install package --save-dev`?

In nodejs, I can do npm install package --save-dev to save the installed package into the package. 8 Answers ...
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Get a random item from a JavaScript array [duplicate]

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How can I set the aspect ratio in matplotlib?

I'm trying to make a square plot (using imshow), i.e. aspect ratio of 1:1, but I can't. None of these work: 5 Answers ...
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Why number 9 in kill -9 command in unix? [closed]

I understand it's off topic, I couldn't find anywhere online and I was thinking maybe programming gurus in the community might know this. I usually use ...
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Where do I find the definition of size_t?

I see variables defined with this type but I don't know where it comes from, nor what is its purpose. Why not use int or unsigned int? (What about other "similar" types? Void_t, etc). ...
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Cropping an UIImage

I've got some code that resizes an image so I can get a scaled chunk of the center of the image - I use this to take a UIImage and return a small, square representation of an image, similar to what's seen in the album view of the Photos app. (I know I could use a UIImageView and adjust the crop ...
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How to install gem from GitHub source?

I would like to install gem from the latest GitHub source. 11 Answers 11 ...
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DateTimePicker: pick both date and time

Is it possible to use DateTimePicker (Winforms) to pick both date and time (in the dropdown)? How do you change the custom display of the picked value? Also, is it possible to enable the user to type the date/time manually? ...
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Detecting Browser Autofill

How do you tell if a browser has auto filled a text-box? Especially with username & password boxes that autofill around page load. ...
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What is the difference between $(command) and `command` in shell programming?

To store the output of a command as a variable in sh/ksh/bash, you can do either 6 Answers ...