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List directory tree structure in python?

... Here's a function to do that with formatting: import os def list_files(startpath): for root, dirs, files in os.walk(startpath): level = root.replace(startpath, '').count(os.sep) indent = ' ' * 4 * (level) print('{}{}/'.format(indent...
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Create Generic method constraining T to an Enum

I'm building a function to extend the Enum.Parse concept that 21 Answers 21 ...
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How to reliably guess the encoding between MacRoman, CP1252, Latin1, UTF-8, and ASCII

At work it seems like no week ever passes without some encoding-related conniption, calamity, or catastrophe. The problem usually derives from programmers who think they can reliably process a “text” file without specifying the encoding. But you can't. ...
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How do I iterate over an NSArray?

I'm looking for the standard idiom to iterate over an NSArray. My code needs to be suitable for OS X 10.4+. 8 Answers ...
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Is there any advantage of using map over unordered_map in case of trivial keys?

A recent talk about unordered_map in C++ made me realize that I should use unordered_map for most cases where I used map before, because of the efficiency of lookup ( amortized O(1) vs. O(log n) ). Most times I use a map, I use either int or std::string as the key type; hence, I've got...
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Hook up Raspberry Pi via Ethernet to laptop without router? [closed]

I'm working on a balloon project with a Raspberry Pi. When we potentially recover the Raspberry Pi, it will most likely be in a rural location and I'd like to turn off the Pi at that point safely. ...
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Isn't it silly that a tiny favicon requires yet another HTTP request? How can I put the favicon into

Everybody knows how to set up a favicon.ico link in HTML: 14 Answers 14 ...
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What is a Y-combinator? [closed]

A Y-combinator is a computer science concept from the “functional” side of things. Most programmers don't know much at all about combinators, if they've even heard about them. ...
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Set focus on TextBox in WPF from view model

I have a TextBox and a Button in my view. 21 Answers 21 ...
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How to sign an android apk file

I am trying to sign my apk file. I can't figure out how to do it. I can't find good in-depth directions. I have very little programing experience, so any help would be appreciated. ...