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What is the theoretical maximum number of open TCP connections that a modern Linux box can have

Assuming infinite performance from hardware, can a Linux box support >65536 open TCP connections? 3 Answers ...
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Adding a regression line on a ggplot

I'm trying hard to add a regression line on a ggplot. I first tried with abline but I didn't manage to make it work. Then I tried this... ...
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Why not abstract fields?

Why can't Java classes have abstract fields like they can have abstract methods? 5 Answers ...
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Automatically add newline at end of curl response body

If the HTTP response body for a curl request doesn't contain a trailing newline, I end up with this really annoying condition where the shell prompt is in the middle of the line, and escaping is messed up enough that when I put the last curl command on the screen, deleting characters from that curl ...
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How to switch a user per task or set of tasks?

A recurring theme that's in my ansible playbooks is that I often must execute a command with sudo privileges ( sudo: yes ) because I'd like to do it for a certain user. Ideally I'd much rather use sudo to switch to that user and execute the commands normally. Because then I won't have to do my usual...
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Creating an instance of class

What's the difference between lines 1 , 2 , 3 , 4? 3 Answers 3 ...
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URL-parameters and logic in Django class-based views (TemplateView)

It is unclear to me how it is best to access URL-parameters in class-based-views in Django 1.5. 5 Answers ...
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Soft wrap at 80 characters in Vim in window of arbitrary width

I want to use Vim's soft wrap capability ( :set wrap ) to wrap some code at 80 characters, regardless of my actual window width. ...
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Show pop-ups the most elegant way

I have this AngularJS app. Everything works just fine. 5 Answers 5 ...
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Why does Environment.Exit() not terminate the program any more?

This is something I discovered just a few days ago, I got confirmation that it isn't just limited to my machine from this question . ...