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setq !items (cdr !items) |
setq !items (cdr !items) |
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tmp</lang> |
tmp</lang> |
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Now we |
Now we can tag an object that it conforms to the Interface: |
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<lang python>(XYZstack(!new)) |
<lang python>tag StackInterface (XYZstack(!new))</lang> |
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=={{header|Haskell}}== |
=={{header|Haskell}}== |
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