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Bash command to sum a column of numbers [duplicate]
I want a bash command that I can pipe into that will sum a column of numbers. I just want a quick one liner that will do something essentially like this:
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Force line-buffering of stdout when piping to tee
...p tee output.txt
(-p is for pipeline mode where unbuffer reads from stdin and passes it to the command in the rest of the arguments)
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How to search in all the files of a project in IntelliJ Idea? [duplicate]
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For Mac, there're 2 keymaps, Mac OS X 10.5+ and Mac OS X. If you use the 10.5+ keymap, then use command instead of ctrl.
– duleshi
Apr 6 '16 at 12:17
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Getting the path of the home directory in C#?
...Reading environment variables is actually very portable to do (across Unix and Windows), so I'm not sure why the poster wanted to not do it.
Edited to add: For crossplatform (Windows/Unix) C#, I'd read $HOME on Unix and OSX and %HOMEDRIVE%%HOMEPATH% on Windows.
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Changing the current working directory in Java?
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i don't think i've found a single difference between java and c# that makes me think, "those java guys sure know what they're doing"
– Jake
Feb 22 '12 at 21:05
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How do you stop MySQL on a Mac OS install?
I installed MySQL via MacPorts . What is the command I need to stop the server (I need to test how my application behave when MySQL is dead)?
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VBoxManage: error: Failed to create the host-only adapter
I am running vagrant 1.4 and virtual box 4.3 on fedora 17 machine. When I do "vagrant up", I get this error:
32 Answers...
What is the correct way to start a mongod service on linux / OS X?
I've installed mongodb and have been able to run it, work with it, do simple DB read / write type stuff. Now I'm trying to set up my Mac to run mongod as a service.
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App Inventor 2 云数据库配置教程 - Firebase/云数据库1/自建后台 · App Inventor 2 中文网
....post('/tinywebdb/api/')
def api(action):
if os.environ.get('API_KEY') and request.headers.get('X-API-Key') != os.environ['API_KEY']:
return jsonify(['ERROR', 'Unauthorized']), 401
tag, value = request.form.get('tag', ''), request.form.get('value', '')
if not tag: return jsonify(...
What's the difference between “bundle display name” and “bundle name” in cocoa application's info pl
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how did a "I have no idea" answer get a checkmark and up votes?
– badweasel
Sep 18 '14 at 6:49
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