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mongo group query how to keep fields
Everybody.
In mongo group query, the result shows only the key(s) in arguments. How to keep the first document in each group like mysql query group.
for example:
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What is the worst gotcha in C# or .NET? [closed]
I was recently working with a DateTime object, and wrote something like this:
61 Answers
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Creating a system overlay window (always on top)
...top button/clickable-image
which stays on top of all the windows all the time.
16 Answers
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The superclass “javax.servlet.http.HttpServlet” was not found on the Java Build Path [duplicate]
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Add a runtime first and select project properties. Then check the server name from the 'Runtimes' tab as shown in the image.
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Should I use SVN or Git? [closed]
...ne. For that reason, Git gives individuals better local version control.
Meanwhile you have the choice between TortoiseGit, GitExtensions (and if you host your "central" git-repository on github, their own client – GitHub for Windows).
If you're looking on getting out of SVN, you might want to ...
What are good grep tools for Windows? [closed]
Any recommendations on grep tools for Windows? Ideally ones that could leverage 64-bit OS.
28 Answers
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Git, fatal: The remote end hung up unexpectedly
...h from http protocol to ssh:
$ git remote add origin git@github.com:username/project.git
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How to find gaps in sequential numbering in mysql?
...able whose values were imported from another system. There is an auto-increment column, and there are no duplicate values, but there are missing values. For example, running this query:
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Having issue with multiple controllers of the same name in my project
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The error message contains the recommended solution: "If this is the case, register this route by calling an overload of the 'MapRoute' method that takes a 'namespaces' parameter."
routes.MapRoute(
"Default", // Route name
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'echo' without newline in a shell script
...CMD :( As far as I can see, there isn't, just workarounds to achieve the same behavior.
– kayleeFrye_onDeck
Sep 24 '16 at 6:57
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