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Android: How to stretch an image to the screen width while maintaining aspect ratio?

...an image (of unknown size, but which is always roughly square) and display it so that it fills the screen horizontally, and stretches vertically to maintain the aspect ratio of the image, on any screen size. Here is my (non-working) code. It stretches the image horizontally, but not vertically, so i...
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What are the differences between the threading and multiprocessing modules?

... What Giulio Franco says is true for multithreading vs. multiprocessing in general. However, Python* has an added issue: There's a Global Interpreter Lock that prevents two threads in the same process from running Python code at the same time. This means that if yo...
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How to get the pure text without HTML element using JavaScript?

... [2017-07-25] since this continues to be the accepted answer, despite being a very hacky solution, I'm incorporating Gabi's code into it, leaving my own to serve as a bad example. <style> .A {background: blue;} .B {font-style: italic;} .C {font-weight: bold;} </style> <scri...
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Split code over multiple lines in an R script

I want to split a line in an R script over multiple lines (because it is too long). How do I do that? 5 Answers ...
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Issue with adding common code as git submodule: “already exists in the index”

I'm new to git and would appreciate help with adding submodules. I've received two projects sharing some common code. The shared code was just copied into the two projects. I created a separate git repo for the common code and removed it from the projects with the plan to add it as a git submodule...
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How to implement the --verbose or -v option into a script?

... than putting the if in the function, which you might be tempted to do, do it like this: if verbose: def verboseprint(*args): # Print each argument separately so caller doesn't need to # stuff everything to be printed into a single string for arg in args: prin...
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What is the difference between a generative and a discriminative algorithm?

...erstand the difference between a generative and a discriminative algorithm, keeping in mind that I am just a beginner. ...
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DynamoDB vs MongoDB NoSQL [closed]

I'm trying to figure it out what can I use for a future project, we plan to store from about 500k records per month in the first year and maybe more for the next years this is a vertical application so there's no need to use a database for this, that's the reason why I decided to choose a noSQL data...
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Calling a function when ng-repeat has finished

...ally a "on ng repeat finished rendering" handler. I am able to detect when it is done but I can't figure out how to trigger a function from it. ...
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How to get rid of the 'undeclared selector' warning

I want to use a selector on an NSObject instance without the need for an implemented protocol. For example, there's a category method that should set an error property if the NSObject instance it's called on supports it. This is the code, and the code works as intended: ...