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Should switch statements always contain a default clause?
In one of my first code reviews (a while back), I was told that it's good practice to include a default clause in all switch statements. I recently remembered this advice but can't remember what the justification was. It sounds fairly odd to me now.
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Best way to pretty print a hash
I have a large hash with nested arrays and hashes. I would like to simply print it out so it 'readable' to the user.
12 An...
Getting the count of unique values in a column in bash
I have tab delimited files with several columns. I want to count the frequency of occurrence of the different values in a column for all the files in a folder and sort them in decreasing order of count (highest count first). How would I accomplish this in a Linux command line environment?
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Get characters after last / in url
I want to get the characters after the last / in an url like http://www.vimeo.com/1234567
8 Answers
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c++11 Return value optimization or move? [duplicate]
I don't understand when I should use std::move and when I should let the compiler optimize... for example:
4 Answers
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How to find memory leak in a C++ code/project?
I am a C++ programmer on the Windows platform. I am using Visual Studio 2008.
19 Answers
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How to remove single character from a String
For accessing individual characters of a String in Java, we have String.charAt(2) . Is there any inbuilt function to remove an individual character of a String in java?
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Set the value of a variable with the result of a command in a Windows batch file
When working in a Bash environment, to set the value of a variable as the result of a command, I usually do:
5 Answers
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Importing variables from another file?
How can I import variables from one file to another?
8 Answers
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