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Rails params explained?
Could anyone explain params in Rails controller: where they come from, and what they are referencing?
5 Answers
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Difference between no-cache and must-revalidate
...st-Modified, the agent has nothing to use to validate what it has in cache and must download the whole payload again. So when the RFC says "revalidate" that probably means, re-fetch.
– Luke Puplett
Nov 13 '13 at 11:55
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Good Hash Function for Strings
I'm trying to think up a good hash function for strings. And I was thinking it might be a good idea to sum up the unicode values for the first five characters in the string (assuming it has five, otherwise stop where it ends). Would that be a good idea, or is it a bad one?
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Full-screen iframe with a height of 100%
...bars of the iFrame, the parent is made overflow: hidden to hide scrollbars and the iFrame is made to go upto 150% width and height which forces the scroll-bars outside the page and since the body doesn't have scroll-bars one may not expect the iframe to be exceeding the bounds of the page. This hide...
Array to Hash Ruby
...so here's the deal, I've been googling for ages to find a solution to this and while there are many out there, they don't seem to do the job I'm looking for.
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Difference between onCreateView and onViewCreated in Fragment
...d. So always use findViewById in onViewCreated(when view is fully created) and it also passes the view as parameter.
onViewCreated is a make sure that view is fully created.
onViewCreated android Documentation
Called immediately after onCreateView(android.view.LayoutInflater, android.view.Vie...
How to prompt for user input and read command-line arguments [closed]
How do I have a Python script that a) can accept user input and how do I make it b) read in arguments if run from the command line?
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Chained method calls indentation style in Python [duplicate]
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The need for this style becomes more obvious as method names get longer and as methods start taking arguments:
return some_collection.get_objects(locator=l5) \
.get_distinct(case_insensitive=True) \
.filter(predicate=query(q5)) \
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How to compare dates in datetime fields in Postgresql?
...3 12:20:00). This column has the value as timestamp for all rows currently and have the same date part(2013-05-03) but difference in time part.
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What's the bad magic number error?
What's the "Bad magic number" ImportError in python, and how do I fix it?
15 Answers
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