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How can I recall the argument of the previous bash command?
Is there a way in Bash to recall the argument of the previous command?
7 Answers
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Find the similarity metric between two strings
How do I get the probability of a string being similar to another string in Python?
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Argparse: Way to include default values in '--help'?
Suppose I have the following argparse snippet:
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Regular expression matching a multiline block of text
... having a bit of trouble getting a Python regex to work when matching against text that spans multiple lines. The example text is ('\n' is a newline)
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Why do function pointer definitions work with any number of ampersands '&' or asterisks '*'?
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3 Answers
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Give all the permissions to a user on a DB
I would like to give an user all the permissions on a database without making it an admin.
The reason why I want to do that is that at the moment DEV and PROD are different DBs on the same cluster so I don't want a user to be able to change production objects but it must be able to change objects on...
Java: How to Indent XML Generated by Transformer
I'm using Java's built in XML transformer to take a DOM document and print out the resulting XML. The problem is that it isn't indenting the text at all despite having set the parameter "indent" explicitly.
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Creating a constant Dictionary in C#
What is the most efficient way to create a constant (never changes at runtime) mapping of string s to int s?
10 Answer...
Can't stop rails server
I am new to rails and I am using an ubuntu machine and the rubymine IDE. The problem is that I am unable to stop the rails server. I tried to stop the server by killing the rails process. But, when I run pgrep -l rails , no such process is found. So, I am only able to kill ruby processes, but, the ...