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Timeout expired. The timeout period elapsed prior to completion of the operation or the server is no

...ode and select Activity Monitor. Take a look at the running processes. Normally most will be idle or running. When the problem occurs you can identify any blocked process by the process state. If you right-click on the process and select details it'll show you the last query executed by the process....
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Optimal settings for exporting SVGs for the web from Illustrator?

...VG logo for a website — to make it look great on a responsive design for all devices. 2 Answers ...
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How can I undo a `git commit` locally and on a remote after `git push`

... The reference is called HEAD (case sensitive) – dunni Jun 23 '11 at 19:36 26 ...
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Haskell: Lists, Arrays, Vectors, Sequences

...stant , aka purely functional, which is very nice. Haskell lists aren't really "lists" because they are coinductive (other languages call these streams) so things like ones :: [Integer] ones = 1:ones twos = map (+1) ones tenTwos = take 10 twos work wonderfully. Infinite data structures rock. ...
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What is this CSS selector? [class*=“span”]

... Would like to add another reference just in case people find this useful: AllCssSelectors.com – user3339411 Jul 7 '15 at 5:44 6 ...
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Undo changes in entity framework entities

...s might be a trivial question but: Since ADO.NET entity framework automatically tracks changes (in generated entities) and therefore keeps the original values, how can I rollback changes made to the entity objects? ...
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How to add a line break in C# .NET documentation

... The bad thing about this is that it actually adds one whole blank line, instead of just new line. – Devid May 16 '16 at 12:21 6 ...
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Is log(n!) = Θ(n·log(n))?

...) >= n/2 * log(n/2) = Omega(n log n). – Keith Randall Jan 19 '10 at 22:40 2 @Keith: I don't ge...
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How to restore the permissions of files and directories within git if they have been modified?

I have a git checkout. All the file permissions are different than what git thinks they should be therefore they all show up as modified. ...
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What's the difference between Cache-Control: max-age=0 and no-cache?

... request without successful revalidation with the origin server. This allows an origin server to prevent caching even by caches that have been configured to return stale responses to client requests. In other words, caches may sometimes choose to use a stale response (although I belie...