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How to check if a function exists on a SQL database

I need to find out if a function exists on a database, so that I can drop it and create it again. It should basically be something like the following code that I use for stored procedures: ...
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Having a private branch of a public repo on GitHub?

I have a public PHP project in a GitHub repo, which contains just one branch (master). 4 Answers ...
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How assignment works with Python list slice?

Python doc says that slicing a list returns a new list. Now if a "new" list is being returned I've the following questions related to "Assignment to slices" ...
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How to upgrade Eclipse for Java EE Developers?

Is there any non-painful way to upgrade an Eclipse installation? I have tried browsing the eclipse site but I cannot find an useful description. ...
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How to set child process' environment variable in Makefile

I would like to change this Makefile: 4 Answers 4 ...
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Git status - is there a way to show changes only in a specific directory?

I would like to see a list of files modified since the last commit, as git status shows, but I care only about files located in a single directory. Is there a way to do this? I tried git status <directory> , but it seems this does something completely different (lists all changed files, as ...
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how to use “AND”, “OR” for RewriteCond on Apache?

Is this how to use AND, OR for RewriteCond on Apache? 3 Answers 3 ...
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How to bind multiple values to a single WPF TextBlock?

I'm currently using the TextBlock below to bind the value of a property named Name : 4 Answers ...
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Check if a string contains one of 10 characters

I'm using C# and I want to check if a string contains one of ten characters, *, &, # etc etc. 6 Answers ...
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How to use the 'sweep' function

When I look at the source of R Packages, i see the function sweep used quite often. Sometimes it's used when a simpler function would have sufficed (e.g., apply ), other times, it's impossible to know exactly what it's is doing without spending a fair amount of time to step through the code block...