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What does the Q_OBJECT macro do? Why do all Qt objects need this macro?
...the example class definitions have the macro Q_OBJECT as the first line. What is the purpose of this preprocessor macro?
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Should I use pt or px?
What is the difference between pt and px in CSS? Which one should I use and why?
5 Answers
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Passing $_POST values with cURL
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This is not what the poster is asking, but it just happens to be exactly what I was looking for, thanks!
– davr
Sep 25 '08 at 21:42
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How to list the tables in a SQLite database file that was opened with ATTACH?
What SQL can be used to list the tables, and the rows within those tables in an SQLite database file - once I have attached it with the ATTACH command on the SQLite 3 command line tool?
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Python - doctest vs. unittest [closed]
...he code, the goal is to thoroughly test every case, rather than illustrate what is does by example, which is a different goal which I think is better met by other frameworks.
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Installing vim with ruby support (+ruby)
...or me, since my "development Ruby" is on virtual machines, so I don't care what version of "system Ruby" I have, as long as it does not break anything. I installed "vim-rails," which pulled in everything I seem to need--vim was compliled with +ruby, but linked with -lruby1.8 I'm not sure, however,...
DbEntityValidationException - How can I easily tell what caused the error?
I have a project that uses Entity Framework. While calling SaveChanges on my DbContext , I get the following exception:
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What are the obj and bin folders (created by Visual Studio) used for?
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For whatever reason, my project doesn't have a debug or release sub-folder for the obj and bin folders. If I edit my project settings to build to the debug/release sub-folder depending on the currently selected configuration, i ...
How to prevent blank xmlns attributes in output from .NET's XmlDocument?
...cument xml = new XmlDocument();
xml.AppendChild(xml.CreateElement("root", "whatever:name-space-1.0"));
xml.DocumentElement.AppendChild(xml.CreateElement("loner", "whatever:name-space-1.0"));
Console.WriteLine(xml.OuterXml);
Thanks everyone to all your answers which led me in the right direction!
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What can be the reasons of connection refused errors?
I'm trying to write a server program in C,
using another client, I get this error when I try to connect through port 2080 for example.
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