Here are a couple of great sites that supply cheat sheets
http://john-sheehan.com/blog/net-cheat-sheets/
http://www.addedbytes.com/cheat-sheets/
Here are a couple of specific links to cheat sheets
http://duartes.org/gustavo/articles/Asp.net-Runtime-Cheat-Sheet-HttpRequest-HttpRuntime.aspx
And here are a bunch of cheat sheets all in one place for you to grab 🙂
aspnet-lifecycle-events-poster.pdf (60.92 kb)
aspnet-lifecycle-events-poster.png (96.79 kb)
aspnet-mvc-lifecycle-poster.pdf (489.01 kb)
css-v2-cheat-sheet.pdf (315.28 kb)
dotnet-string-formatting-cheet-sheet.pdf (123.71 kb)
HTML5-cheat-sheet.pdf (148.82 kb)
html-character-entities-cheat-sheet.pdf (958.89 kb)
javascript-cheat-sheet-v1.pdf (452.93 kb)
jquery-1.4-cheat-sheet.pdf (436.00 kb)
jquery-1.6-cheat-sheet.pdf (347.90 kb)
linq-cheat-sheet.doc (69.00 kb)
microformats-cheat-sheet.pdf (603.49 kb)
msajax-client-lifecycle-events-cheat-sheet.pdf (101.83 kb)
python-cheat-sheet.pdf (388.90 kb)
regular-expressions-cheat-sheet.pdf (647.55 kb)
rgb-hex-cheat-sheet.pdf (198.65 kb)
ruby-on-rails-cheat-sheet.pdf (752.11 kb)
sql-server-cheat-sheet.pdf (937.46 kb)
subversion-cheat-sheet.pdf (292.49 kb)