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Alter table add multiple columns ms sql

Can anyone tell me where is the mistake in the following query 6 Answers 6 ...
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How do I resolve cherry-pick conflicts using their changes?

My git cherry-pick FOO produced a conflict. 1 Answer 1 ...
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How to cast int to enum in C++?

How do I cast an int to an enum in C++? 5 Answers 5 ...
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“Width equals height” constraint in Interface Builder

I can't find a way to create a 'square' constraint, meaning 'width equals height' in Interface Builder. I guess it's possible to add such constraint programmatically. Is there something I can do in IB? Maybe I just don't see it? It seems trivial, yet I can't find it. ...
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PostgreSQL - Rename database

...ER DATABASE "databaseName" RENAME TO "databaseNameOld" it told me that it cannot. 6 Answers ...
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Is there a way to make a link clickable in the OSX Terminal?

I am planning on developing an Mxmlc to Textmate formatter, one that formats mxmlc errors as clickable links, so you can open them up quickly in Textmate as Textmate has a url scheme e.g.: txmt://open/?url=file://~/.bash_profile&line=11&column=2. ...
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How can I add a third button to an Android Alert Dialog?

The API says that the Alert Dialog can have one, two or three buttons, but the SDK only allows for a positive and negative button. How then can I add a third button? ...
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Multiple Parameters for jQuery selector?

I was just looking at the jQueryUI button plug-in and noticed this 1 Answer 1 ...
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Find and copy files

Why does the following does not copy the files to the destination folder? 5 Answers 5 ...
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Qt c++ aggregate 'std::stringstream ss' has incomplete type and cannot be defined

I have this function in my program that converts integers to strings: 2 Answers 2 ...