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What does the “@” symbol mean in reference to lists in Haskell?
...the list's tail: pt
Without the @, you'd have to choose between (1) or (2):(3).
This syntax actually works for any constructor; if you have data Tree a = Tree a [Tree a], then t@(Tree _ kids) gives you access to both the tree and its children.
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What's a quick way to comment/uncomment lines in Vim?
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Notepad++: How to automatically set Language as Xml when load files
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answered Feb 2 '12 at 20:45
ErikestErikest
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How to create a listbox in HTML without allowing multiple selection?
...ext" size="5">
<option>text1</option>
<option>text2</option>
<option>text3</option>
<option>text4</option>
<option>text5</option>
</select>
To clarify, adding the size attribute did not remove the multiple selection.
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Multiple cases in switch statement
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There is no syntax in C++ nor C# for the second method you mentioned.
There's nothing wrong w...
How can I run just the statement my cursor is on in SQL Server Management Studio?
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Add more than one parameter in Twig path
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how do I use the grep --include option for multiple file types?
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answered May 16 '12 at 23:52
SteveSteve
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How to store Node.js deployment settings/configuration files?
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25 Answers
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Gradle buildscript dependencies
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answered Dec 18 '12 at 12:15
Hiery NomusHiery Nomus
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