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How to check if a function exists on a SQL database

...hat SSMS uses when you script using the DROP and CREATE option IF EXISTS (SELECT * FROM sys.objects WHERE object_id = OBJECT_ID(N'[dbo].[foo]') AND type IN ( N'FN', N'IF', N'TF', N'FS', N'FT' )) DROP FUNCTION [dbo].[foo] GO This approach to deploying...
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What's an easy way to read random line from a file in Unix command line?

...he whole file needs to get shuffled by sort before piping it to head. shuf selects random lines from the file, instead and is much faster for me. – Bengt Nov 25 '12 at 17:33 1 ...
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Remote connect to clearDB heroku database

... In heroku website, go to My Apps and select the app on which you have installed ClearDB. On the top corner click on Addons and then select ClearDB MySQL Database. Once there, click on your database and choose the 'Endpoint Information' tab. There you see your ...
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Regex to Match Symbols: !$%^&*()_+|~-=`{}[]:";'?,./

...al letters represent the negation of their lowercase counterparts. \W will select all non "word" characters equivalent to [^a-zA-Z0-9_] \S will select all non "whitespace" characters equivalent to [ \t\n\r\f\v] _ will select "_" because we negate it when using the \W and need to add it back in ...
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What are the “must have” jQuery plugins? [closed]

... My list: Autocomplete Input field to enable users quickly finding and selecting some value, leveraging searching and filtering. JSON JSON plugin retrieving retrieving and manipulating json data. Cookie Simple & lightweight utility plugin for reading, writing and deleting cookies. Va...
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Restore Eclipse subversion project connection

...h Subversive, I did: File/Import brings up the Import popup. From there, select General/Existing Projects in to Workspace. In the next pane, you select the root directory. Then it will show you all the subdirectories. They'll all be selected by default. Unselect the ones you don't want. It will ...
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What are the most-used vim commands/keypresses?

...navigate text, 10 or so keys to start adding text, and 18 ways to visually select an inner block. Or do you!? 10 Answers ...
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Difference between CTE and SubQuery?

... CTE's are most useful for recursion: WITH hier(cnt) AS ( SELECT 1 UNION ALL SELECT cnt + 1 FROM hier WHERE cnt < @n ) SELECT cnt FROM hier will return @n rows (up to 101). Useful for calendars, dummy rowsets etc. They are als...
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How can I toggle word wrap in Visual Studio?

... Visual Studio behaves differently to other editors: Triple click doesn't select whole line Cut command doesn't delete whole line Pressing End key twice does not move cursor to end of line Unfortunately these bugs have been closed "lower priority". If you'd like these bugs fixed, please vote for ...
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PostgreSQL - how to quickly drop a user with existing privileges

...llimoose: I really don't want the original tables to be dropped if I GRANT SELECT ON FOO TO TESTUSER and then DROP OWNED BY TESTUSER. I think you're saying that DROP OWNED BY is only dropping the grants but will not drop the object to which the grant was made. Correct? – Andr...