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Shell command to sum integers, one per line?
...y. I needed the average size of files smaller than 10Mb in a collection of directories and modified it to this: find . -name '*.epub' -exec stat -c %s '{}' \; | python -c "import sys; nums = [int(n) for n in sys.stdin if int(n) < 10000000]; print(sum(nums)/len(nums))"
– Paul...
get all keys set in memcached
How can I get all the keys set in my memcached instance(s)?
6 Answers
6
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RVM: Uninstalling all gems of a gemset
I have global gems and various gemsets. I want to remove all gems of a gemset. Is there a way do to this, besides uninstalling the gemset?
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Node.js + Express: Routes vs controller
New to Node.js and Express, I am trying to understand the two seems overlapping concepts, routes vs controller.
2 Answers
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How to change to an older version of Node.js
I am running Node.js version v0.5.9-pre on Ubuntu 10.10.
15 Answers
15
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How to turn off INFO logging in Spark?
I installed Spark using the AWS EC2 guide and I can launch the program fine using the bin/pyspark script to get to the spark prompt and can also do the Quick Start quide successfully.
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How do I execute any command editing its file (argument) “in place” using bash?
I have a file temp.txt, that I want to sort with the sort command in bash.
14 Answers
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Getting GDB to save a list of breakpoints
OK, info break lists the breakpoints, but not in a format that would work well with reusing them using the --command as in this question . Does GDB have a method for dumping them into a file acceptable for input again? Sometimes in a debugging session, it is necessary to restart GDB after buildi...
How to create Java gradle project
How to create Java Gradle project from command line?
7 Answers
7
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How do you force a makefile to rebuild a target
I have a makefile that builds and then calls another makefile. Since this makefile calls more makefiles that does the work it doesnt really change. Thus it keeps thinking the project is built and upto date.
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