Mercurial > urweb
view demo/more/prose @ 2190:22117edf8fd3
After a tricky debugging session, limit visibility of type-class instances from anonymous modules
author | Adam Chlipala <adam@chlipala.net> |
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date | Sun, 01 Nov 2015 16:33:14 -0500 |
parents | 166ea3944b91 |
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<p>These are some extra demo applications written in <a href="http://www.impredicative.com/ur/">Ur/Web</a>. See <a href="http://www.impredicative.com/ur/demo/">the main demo</a> for a more tutorial-like progression through language and library features.</p> dragList.urp <p>This is an Ur/Web version of the "draggable lists" <a href="http://groups.inf.ed.ac.uk/links/examples/">demo program from Links</a>.</p> grid1.urp orm1.urp <p>Many varieties of "object-relational mapping" (ORM) can be implemented as libraries in Ur/Web, as this demo shows.</p> versioned1.urp <p>We can also build a data store abstraction that makes it possible to view old versions of records.</p>