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ngModel Formatters and Parsers

...t no one answered. I am not getting a clear picture of what the Formatters and Parsers do in angular js. 2 Answers ...
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Converting unix timestamp string to readable date

...have a string representing a unix timestamp (i.e. "1284101485") in Python, and I'd like to convert it to a readable date. When I use time.strftime , I get a TypeError : ...
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How exactly do Django content types work?

...time grasping the concept of Django's content types. It feels very hackish and, ultimately, against how Python tends to do things. That being said, if I'm going to use Django then I have to work within the confines of the framework. ...
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Inheriting class methods from modules / mixins in Ruby

... A common idiom is to use included hook and inject class methods from there. module Foo def self.included base base.send :include, InstanceMethods base.extend ClassMethods end module InstanceMethods def bar1 'bar1' end end module ...
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overlay two images in android to set an imageview

... You can skip the complex Canvas manipulation and do this entirely with Drawables, using LayerDrawable. You have one of two choices: You can either define it in XML then simply set the image, or you can configure a LayerDrawable dynamically in code. Solution #1 (via XM...
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Access lapply index names inside FUN

... n=names(x)) Here I use lapply over the indices of x, but also pass in x and the names of x. As you can see, the order of the function arguments can be anything - lapply will pass in the "element" (here the index) to the first argument not specified among the extra ones. In this case, I specify y ...
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How to cherry pick a range of commits and merge into another branch?

...t cherry-pick" learned to pick a range of commits (e.g. "cherry-pick A..B" and "cherry-pick --stdin"), so did "git revert"; these do not support the nicer sequencing control "rebase [-i]" has, though. damian comments and warns us: In the "cherry-pick A..B" form, A should be older than B. If they'r...
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What is the difference D3 datum vs. data?

Can someone please explain the difference between datum() and data() in D3.js? I see both being used and I am not sure why you should choose one over the other? ...
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Why are margin/padding percentages in CSS always calculated against width?

... Since the height of the child is dependent on the height of the parent, and the height of the parent is dependent on the height of the child, we'll either have inaccurate height, or an infinite loop. Sure, this only affects the case where offset parent === parent, but still. It's an odd c...
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When to use actors instead of messaging solutions such as WebSphere MQ or Tibco Rendezvous?

I've already read the question and answers to What design decisions would favour Scala's Actors instead of JMS? . 3 Answer...