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How to check if a table exists in a given schema
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pg_tables is actually a good idea for "How to check whether a table exists?" (Checking for tables only, not for other purposes, like explained above. Also, pg_tables is a view involving several tables (pg_class, pg_namespace, pg_tablespace), which is a b...
Understanding implicit in Scala
...cit value must resolve to a single value and to avoid clashes, it's a good idea to make the type specific to its purpose, e.g. don't require your methods to find an implicit Int!
example:
// probably in a library
class Prefixer(val prefix: String)
def addPrefix(s: String)(implicit p: Prefixer) =...
Where should I put tags in HTML markup?
... @elbow See stackoverflow.com/a/21013975/87015, it will only give you an idea but not the complete solution. You could instead search for "jquery async loader libraries".
– Salman A
Aug 7 '15 at 5:40
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No == operator found while comparing structs in C++
...uide choices - that would be a great thing to have in the Standard though, ideally coupled with AST-based user-defined code generation... I expect it'll happen one day.
Typical implementation of equality operators
A plausible implementation
It's likely that a reasonable and efficient implementati...
MyISAM versus InnoDB [closed]
...n simply be dropped instead of running deletes on it.
Of course I have no idea what your application is but hopefully this gives you some insight into some of the issues with MyISAM and InnoDB.
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Check synchronously if file/directory exists in Node.js
...and that logic (the check and/or subsequent action) should accommodate the idea that a thing found at that path may be a file or a directory, and that you may encounter EPERM or other errors in the process of checking.
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Truly understanding the difference between procedural and functional
...der procedures so things are not as clear-cut; but this should give you an idea)
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Make Iframe to fit 100% of container's remaining height
...e snippet editor, but the small preview window gets an extra scrollbar. No idea what that is, iframes are weird.
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Using Java 8's Optional with Stream::flatMap
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@flkes Yeah we've kicked around this idea, but it doesn't seem to add all that much value now that (in JDK 9) there is Optional.stream().
– Stuart Marks
Oct 20 '16 at 18:00
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How do you organize your version control repository?
...mple, it's worked well for us and lets us keep things separate. I like the idea of each user having a "Thrash" folder as well - currently, those types of projects don't end up in Source control, and I've always felt that they should.
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