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Rails mapping array of hashes onto single hash
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You could compose Enumerable#reduce and Hash#merge to accomplish what you want.
input = [{"testPARAM1"=>"testVAL1"}, {"testPARAM2"=>"testVAL2"}]
input.reduce({}, :merge)
is {"testPARAM2"=>"testVAL2", "testPARAM1"=>"testVAL1"}
Reducing an array ...
Custom ListView click issue on items in Android
... list of databases internally. Do I just need to get the LinearLayout view and add an onClickListener like Tom did? I'm not sure.
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PostgreSQL Connection URL
... answered Dec 21 '13 at 18:37
AndreyAndrey
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What happens if a Android Service is started multiple times?
... in one instance. However, everytime you start the service, the onStartCommand() method is called.
This is documented here
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How to do a batch insert in MySQL
...e. What is the best way to do this in a query? Should I just make a loop and insert one record per iteration? Or is there a better way?
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Git merge errors
I have a git branch called 9-sign-in-out with perfectly working code, and I want to turn it into the master. I'm currently on the master branch.
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Viewing full version tree in git
I am using the command line version of Git and gitk. I want to see the full version tree, not just the part that is reachable from the currently checked out version. Is it possible?
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sqlalchemy IS NOT NULL select
...s is a better solution because NULL is not a valid as the RHS of != in SQL and using isnot better conveys your intentions for what you want the generated statement to look like.
– Josh
Sep 2 '16 at 16:04
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callback to handle completion of pipe
I am using the following node.js code to download documents from some url and save it in the disk.
I want to be informed about when the document is downloaded. i have not seen any callback with pipe.Or, Is there any 'end' event that can be captured on completion of download ?
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How to manually install an artifact in Maven 2?
...ith Maven 2. I wanted to install a jar from a local directory with the command
6 Answers
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