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ActiveRecord, has_many :through, and Polymorphic Associations
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162
There is a known issue with Rails 3.1.1 that breaks this functionality. If you are having this...
Change text from “Submit” on input tag
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167
The value attribute on submit-type <input> elements controls the text displayed.
<in...
Rails find record with zero has_many records associated [duplicate]
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129
Bah, found it here: https://stackoverflow.com/a/5570221/417872
City.includes(:photos).where(p...
How do I restore a missing IIS Express SSL Certificate?
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194
After going to Add/Remove Programs and choosing the "Repair" option on IIS Express, the certif...
Could not load file or assembly … The parameter is incorrect
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answered Nov 25 '11 at 12:59
AlexAlex
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Android: alternate layout xml for landscape mode
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218
By default, the layouts in /res/layout are applied to both portrait and landscape.
If you have...
What is the use for Task.FromResult in C#
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answered Oct 31 '13 at 0:40
Stephen ClearyStephen Cleary
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Is short-circuiting logical operators mandated? And evaluation order?
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156
Yes, short-circuiting and evaluation order are required for operators || and && in bot...
I want to exception handle 'list index out of range.'
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Handling the exception is the way to go:
try:
gotdata = dlist[1]
except IndexError:
gotdata = 'null'
Of course you could also check the len() of dlist; but handling the exception is more intuitive.
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JavaScript “new Array(n)” and “Array.prototype.map” weirdness
I've observed this in Firefox-3.5.7/Firebug-1.5.3 and Firefox-3.6.16/Firebug-1.6.2
14 Answers
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