Is it possible to escape regex metacharacters reliably with sed

regexsed
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How does the Java 'for each' loop work?

javaforeachsyntactic-sugar
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Performance optimization strategies of last resort [closed]

language-agnosticoptimizationperformance
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How can I find the time complexity of an algorithm?

algorithmtime-complexitycomplexity-theory
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What is __init__.py for?

pythonpython-packagingmodulepackage
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