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Standard deviation of a list
...nd standard deviation of 1st, 2nd,... digits of several (Z) lists. For example, I have
8 Answers
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How to know that a string starts/ends with a specific string in jQuery?
I want to know if a string starts with the specified character/string or ends with it in jQuery.
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getting type T from IEnumerable
is there a way to retrieve type T from IEnumerable<T> through reflection?
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set gvim font in .vimrc file
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Edit: And while you're at it, you could take a look at Coding Horror's Programming Fonts blog post.
Edit²: Added MacVim.
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Adding div element to body or document in JavaScript
I am creating a light box in pure JavaScript. For that I am making an overlay. I want to add this overlay to body but I also want to keep the content on the page. My current code adds the overlay div but it also removes the current contents in body. How to add div element and keep contents on body?...
Convert tuple to list and back
I'm currently working on a map editor for a game in pygame, using tile maps.
The level is built up out of blocks in the following structure (though much larger):
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Light weight alternative to Hibernate? [closed]
I have a single user java program that I would like to have store data in a light weight database such as Derby or Sqlite. I would like to use a data abstraction layer in my program. Hibernate appears to require a lot of configuration and is overkill for what I need. What are light weight alternativ...
Javascript: best Singleton pattern [duplicate]
I'm using this pattern for singletons, in the example the singleton is PlanetEarth:
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How do I hide the status bar in a Swift iOS app?
I'd like to remove the status bar at the top of the screen.
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Best way to convert strings to symbols in hash
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In Ruby >= 2.5 (docs) you can use:
my_hash.transform_keys(&:to_sym)
Using older Ruby version? Here is a one-liner that will copy the hash into a new one with the keys symbolized:
my_hash = my_hash.inject({}){|memo,(k,v)| memo[k.to_sym] = v; memo}
With Rails you can use:
my_ha...