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Installing multiple instances of the same windows service on a server
...client application and everything is going great. The client has come up with a fun configuration request that requires two instances of this service running on the same server and configured to point at separate databases.
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Allow user to select camera or gallery for image
...rying to do seems very simple, but after a few days of searching I can't quite figure it out.
17 Answers
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How do I navigate in the results of Diff
When I do a Git diff, it shows the code with the diff and it looks great. But how do I go to the next page or the next document.
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SQL: IF clause within WHERE clause
Is it possible to use an IF clause within a WHERE clause in MS SQL?
14 Answers
14
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Is this object-lifetime-extending-closure a C# compiler bug?
I was answering a question about the possibility of closures (legitimately) extending object-lifetimes when I ran into some extremely curious code-gen on the part of the C# compiler (4.0 if that matters).
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How to use relative/absolute paths in css URLs?
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The relative URL goes two folders back, and then to the images folder - it should work for both cases, as long as the structure is the same.
From https://www.w3.org/TR/CSS1/#url:
Partial URLs are interpreted relative to the source of the style sheet, not relative to the document
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How do you remove an invalid remote branch reference from Git?
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You might be needing a cleanup:
git gc --prune=now
or you might be needing a prune:
git remote prune public
prune
Deletes all stale tracking branches under <name>. These stale branches have already been removed from the remote repository r...
What does the question mark in Java generics' type parameter mean?
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means "A class/interface that extends HasWord." In other words, HasWord itself or any of its children... basically anything that would work with instanceof HasWord plus null.
In more technical terms, ? extends HasWord is a bounded wildcard, covered in Item 31 of Effective Java 3rd Edition, start...
What is the most efficient string concatenation method in python?
...ou may be interested in this: An optimization anecdote by Guido. Although it is worth remembering also that this is an old article and it predates the existence of things like ''.join (although I guess string.joinfields is more-or-less the same)
On the strength of that, the array module may be fas...
Sort a list of tuples by 2nd item (integer value) [duplicate]
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Try using the key keyword with sorted().
sorted([('abc', 121),('abc', 231),('abc', 148), ('abc',221)], key=lambda x: x[1])
key should be a function that identifies how to retrieve the comparable element from your data structure. In your case, it is...