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CSS 3 slide-in from left transition
...ross browser solution to produce a slide-in transition with CSS only, no javascript? Below is an example of the html content:
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What is “lifting” in Scala?
...me research, and it seems that lifting has something to do with functional values or something like that, but I was not able to find a text that explains what lifting actually is about in a beginner friendly way.
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Xcode doesn't show the line that causes a crash
Every time my app crashes Xcode highlights the UIApicationMain() call in the main() function as the line that caused the crash. In some cases that used to be normal (segmentation fault for example) but the crash I am trying to deal with is a simple SIGABRT with detailed information logged in the con...
django admin - add custom form fields that are not part of the model
I have a model registered in the admin site. One of its fields is a long string expression. I'd like to add custom form fields to the add/update page of this model in the admin that based on these fields values I will build the long string expression and save it in the relevant model field.
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Targeting position:sticky elements that are currently in a 'stuck' state
... can make a menu bar scroll with the page but then stick to the top of the viewport whenever the user scrolls past it.
5 An...
How to find index of all occurrences of element in array?
... to find the index of all the instances of an element, say, "Nano", in a JavaScript array.
15 Answers
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RSS Feeds in ASP.NET MVC
How would you reccommend handling RSS Feeds in ASP.NET MVC? Using a third party library? Using the RSS stuff in the BCL? Just making an RSS view that renders the XML? Or something completely different?
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How to pass arguments and redirect stdin from a file to program run in gdb?
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Rails update_attributes without save?
Is there an alternative to update_attributes that does not save the record?
4 Answers
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Converting an array of objects to ActiveRecord::Relation
I have an array of objects, let's call it an Indicator . I want to run Indicator class methods (those of the def self.subjects variety, scopes, etc) on this array. The only way I know to run class methods on a group of objects is to have them be an ActiveRecord::Relation. So I end up resorting to...