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How update the _id of one MongoDB Document?
I want update an _id field of one document. I know it's not a really good pratice. But with some technical reason, I need update it. If I try to update it I get:
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Using str_replace so that it only acts on the first match?
I want a version of str_replace() that only replaces the first occurrence of $search in the $subject . Is there an easy solution to this, or do I need a hacky solution?
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How do I get logs/details of ansible-playbook module executions?
Say I execute the following.
6 Answers
6
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How to execute a java .class from the command line
I have a compiled java class:
7 Answers
7
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How do you create nested dict in Python?
I have 2 CSV files: 'Data' and 'Mapping':
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4
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stash@{1} is ambiguous?
I'm trying to get info about my stash, but git is telling me that stash@{0} and stash@{1} are ambiguous. git stash list works fine, and .git/logs/refs/stash seems to have the appropriate content (not that I'm an expert on git internals).
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Selecting multiple columns in a pandas dataframe
I have data in different columns but I don't know how to extract it to save it in another variable.
18 Answers
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How can you sort an array without mutating the original array?
Let's suppose I wanted a sort function that returns a sorted copy of the inputted array. I naively tried this
6 Answers
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Meaning of acronym SSO in the context of std::string
In a C++ question about optimization and code style , several answers referred to "SSO" in the context of optimizing copies of std::string . What does SSO mean in that context?
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How can I reset a react component including all transitively reachable state?
I occasionally have react components that are conceptually stateful which I want to reset. The ideal behavior would be equivalent to removing the old component and readding a new, pristine component.
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