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What is “lifting” in Scala?

Sometimes when I read articles in the Scala ecosystem I read the term "lifting" / "lifted". Unfortunately, it is not explained what that exactly means. I did some 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 ...
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How to check for Is not Null And Is not Empty string in SQL server?

How can we check in a SQL Server WHERE condition whether the column is not null and not the empty string ( '' )? 7 Answe...
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How does Stack Overflow generate its SEO-friendly URLs?

What is a good complete regular expression or some other process that would take the title: 21 Answers ...
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An error occurred while installing pg (0.17.1), and Bundler cannot continue

I just installed Rails 4.0.2 and when creating a new app, in the bundle stage I get: 16 Answers ...
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Set multiple properties in a List ForEach()?

Given a class: 5 Answers 5 ...
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Can I change the size of UIActivityIndicator?

Whatever size i give to it while allocation, it shows fixed size only. Is it possible to increase it? 9 Answers ...
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Html code as IFRAME source rather than a URL

This standard code for an IFRAME, is there a way to replace the src URL with Just html code? so my problem is simple, I have a page it loads an HTML body from MYSQL I want to present that code in a frame so it renders it self independent of the rest of the page and in the confines of that specific b...
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Can I escape a double quote in a verbatim string literal?

In a verbatim string literal (@"foo") in C#, backslashes aren't treated as escapes, so doing \" to get a double quote doesn't work. Is there any way to get a double quote in a verbatim string literal? ...
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Drag and drop files into WPF

I need to drop an image file into my WPF application. I currently have a event firing when I drop the files in, but I don't know how what to do next. How do I get the Image? Is the sender object the image or the control? ...
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Set the selected index of a Dropdown using jQuery

How do I set the index of a dropdown in jQuery if the way I'm finding the control is as follows: 9 Answers ...