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Twitter Bootstrap - how to center elements horizontally or vertically

is there any way to center html elements vertically or horizontally inside the main parents? 12 Answers ...
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g++ undefined reference to typeinfo

I just ran across the following error (and found the solution online, but it's not present in Stack Overflow): 17 Answers ...
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What's the result of += in C and C++?

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Map function in MATLAB?

I'm a little surprised that MATLAB doesn't have a Map function, so I hacked one together myself since it's something I can't live without. Is there a better version out there? Is there a somewhat-standard functional programming library for MATLAB out there that I'm missing? ...
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Under what circumstances is an SqlConnection automatically enlisted in an ambient TransactionScope T

What does it mean for an SqlConnection to be "enlisted" in a transaction? Does it simply mean that commands I execute on the connection will participate in the transaction? ...
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Annotating text on individual facet in ggplot2

I want to annotate some text on last facet of the plot with the following code: 6 Answers ...
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Maven parent pom vs modules pom

There seem to be several ways to structure parent poms in a multiproject build and I wondering if anyone had any thoughts on what the advantages / drawbacks are in each way. ...
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How to set a default value with Html.TextBoxFor?

Simple question, if you use the Html Helper from ASP.NET MVC Framework 1 it is easy to set a default value on a textbox because there is an overload Html.TextBox(string name, object value) . When I tried using the Html.TextBoxFor method, my first guess was to try the following which did not work...
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Why do I need Transaction in Hibernate for read-only operations?

Why do I need Transaction in Hibernate for read-only operations? 4 Answers 4 ...
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Disabled input text color

The simple HTML below displays differently in Firefox and WebKit-based browsers (I checked in Safari, Chrome and iPhone). ...