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What is the correct way of using C++11's range-based for?
What is the correct way of using C++11's range-based for ?
4 Answers
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Git search for string in a single file's history
So if I have a file called foo.rb and it is giving me an error for a missing method called bar , so I want to search the history of foo.rb for the string bar to see if it was ever defined in the past.
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Select random row from a sqlite table
I have a sqlite table with the following schema:
7 Answers
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How can I get the intersection, union, and subset of arrays in Ruby?
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Utilizing the fact that you can do set operations on arrays by doing &(intersection), -(difference), and |(union).
Obviously I didn't implement the MultiSet to spec, but this should get you started:
class MultiSet
attr_access...
Postgresql query between date ranges
I am trying to query my postgresql db to return results where a date is in certain month and year. In other words I would like all the values for a month-year.
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List of foreign keys and the tables they reference
I'm trying to find a query which will return me a list of the foreign keys for a table and the tables and columns they reference. I am half way there with
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Difference between framework vs Library vs IDE vs API vs SDK vs Toolkits? [closed]
I want some examples. I always get confused, so with some examples I might be able to figure it out better.
5 Answers
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How to add calendar events in Android?
I'm just getting up to speed on Android, and today in a project meeting someone said that Android has no native calendar app so users just use whatever calendar app they like.
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Renaming xcode 4 project and the actual folder
...e the project in Xcode 4, but how do you rename the source folder? The thing is that renaming the project in Xcode, does only rename within Xcode (Though it is progress compared to previous) - but why Xcode is not renaming the folder in the filesystem I don't know.
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What techniques can be used to speed up C++ compilation times?
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Language techniques
Pimpl Idiom
Take a look at the Pimpl idiom here, and here, also known as an opaque pointer or handle classes. Not only does it speed up compilation, it also increases exception safety when combined with a n...