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std::back_inserter for a std::set?
I guess this is a simple question. I need to do something like this:
2 Answers
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What is the difference between class and instance attributes?
Is there any meaningful distinction between:
5 Answers
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Which iomanip manipulators are 'sticky'?
I recently had a problem creating a stringstream due to the fact that I incorrectly assumed std::setw() would affect the stringstream for every insertion, until I changed it explicitly. However, it is always unset after the insertion.
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How to create a static library with g++?
Can someone please tell me how to create a static library from a .cpp and a .hpp file? Do I need to create the .o and the .a? I would also like to know how can I compile a static library in and use it in other .cpp code. I have header.cpp , header.hpp . I would like to create header.a . Test the...
Bash foreach loop
I have an input (let's say a file).
On each line there is a file name.
How can I read this file and display the content for each one.
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Postgresql: Conditionally unique constraint
I'd like to add a constraint which enforces uniqueness on a column only in a portion of a table.
2 Answers
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Can you do greater than comparison on a date in a Rails 3 search?
I have this search in Rails 3:
4 Answers
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Cannot send a content-body with this verb-type
I just got this exception (ProtocolViolationException) in my .NET 2.0 app (running on windows mobile 6 standard emulator). What confuses me is that as far as i know, I have not added any content body, unless I've inadvertently done it somehow. My code is below (very simple). Is there anything els...
JavaScript - Get Portion of URL Path
What is the correct way to pull out just the path from a URL using JavaScript?
6 Answers
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How to check if std::map contains a key without doing insert?
The only way I have found to check for duplicates is by inserting and checking the std::pair.second for false , but the problem is that this still inserts something if the key is unused, whereas what I want is a map.contains(key); function.
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