I am using this named_scope to search for products that have a description matching any word the user inputs.
I have an expensive (time-consuming) external request to another web service I need to make, and I\'d like to cache it. So I attempted to use this idiom, by putting the following in the application co
I have to extract values from a variable that may be None, with some defaults in mind. I first wrote this code:
I have a special list (a sort of queue, as in the data structure, not as in a work queue) that I want to store in MongoDB. I need to access and manipulate this single list often in my application - an
And is it a common idiom in Objective-C. I\'ve only seen this used on [[NSImage alloc] initWithConten开发者_如何学JAVAtsOfFile: str] and it always make me think there is a memory leak, because i call
Fluent APIs are very common these days. Lately, I\'m finding them in almost every system I work with. Mostly, they enhance readability but sometimes they lock me in to inflexible specifications, makin
I\'m looking for a bet开发者_开发技巧ter/more Pythonic solution for the following snippet count = sum(1 for e in iterable if e)
I wanted to chop off all but the first five elements of an array, so I stupidly did: @foo = @foo[ 0 .. 4 ];
I\'m learning Ruby and RoR at the moment, and I came across this: <% for post in @posts %> in the Rails guide. I\'d understood that the idiomatic way to do this in Ruby is with:
I\'ve consolidated many of the useful answers and came up with my own answer below For example, I am writing a an API Foo which needs explicit initialization and termination. (Should be language agno
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