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Validating IPv4 addresses with regexp
I've been trying to get an efficient regex for IPv4 validation, but without much luck. It seemed at one point I had had it with (25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?(\.|$)){4} , but it produces some strange results:
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Use RSA private key to generate public key?
I don't really understand this one:
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How to prune local tracking branches that do not exist on remote anymore
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How to format a JavaScript date
In JavaScript, how can I format a date object to print as 10-Aug-2010 ?
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Difference between git pull and git pull --rebase
I started using git sometime back and do not fully understand the intricacies. My basic question here is to find out the difference between a git pull and git pull --rebase , since adding the --rebase option does not seem to do something very different : just does a pull.
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How to pattern match using regular expression in Scala?
I would like to be able to find a match between the first letter of a word, and one of the letters in a group such as "ABC". In pseudocode, this might look something like:
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Loop through all nested dictionary values?
I'm trying to loop through a dictionary and print out all key value pairs where the value is not a nested dictionary. If the value is a dictionary I want to go into it and print out its key value pairs...etc. Any help?
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Java; String replace (using regular expressions)?
As part of a project for school, I need to replace a string from the form:
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Why does changing the sum order returns a different result?
Why does changing the sum order returns a different result?
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