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Retrieve only the queried element in an object array in MongoDB collection
Suppose you have the following documents in my collection:
14 Answers
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How to un-submodule a Git submodule?
What are the best practices for un-submoduling a Git submodule, bringing all the code back into the core repository?
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Convert from ASCII string encoded in Hex to plain ASCII?
How can I convert from hex to plain ASCII in Python?
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How to get the instance id from within an ec2 instance?
How can I find out the instance id of an ec2 instance from within the ec2 instance?
32 Answers
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Is there any pythonic way to combine two dicts (adding values for keys that appear in both)?
For example I have two dicts:
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Performing Inserts and Updates with Dapper
I am interested in using Dapper - but from what I can tell it only supports Query and Execute. I do not see that Dapper includes a way of Inserting and Updating objects.
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A CSS selector to get last visible div
A tricky CSS selector question, don't know if it's even possible.
10 Answers
10
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Integer to hex string in C++
How do I convert an integer to a hex string in C++ ?
17 Answers
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How can I detect when the mouse leaves the window?
I want to be able to detect when the mouse leaves the window so I can stop events from firing while the user's mouse is elsewhere.
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What is the difference between a var and val definition in Scala?
What is the difference between a var and val definition in Scala and why does the language need both? Why would you choose a val over a var and vice versa?
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