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Tuning nginx worker_process to obtain 100k hits per min
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worker_rlimit_nofile 20000; # Each connection needs a filehandle (or 2 if you are proxying)
# Total amount of users you can serve = worker_processes * worker_connections
more info: Optimizing nginx for high traffic loads
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Run task only if host does not belong to a group
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Here's another way to do this:
- name: my command
command: echo stuff
when: "'groupname' not in group_names"
group_names is a magic variable as documented here: https://docs.ansible.com/ansible/latest/user_guide/playbooks_variables.html#accessing-information-about-...
How do I determine scrollHeight?
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edited Mar 2 at 19:07
Andrii
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answered Mar 13 '13 at 0:59
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Differences between utf8 and latin1
what is the difference between utf8 and latin1?
2 Answers
2
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How to do math in a Django template?
... Jun 8 '11 at 21:19
Daniel RosemanDaniel Roseman
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How do I output the difference between two specific revisions in Subversion?
I'm using Subversion via the Linux command line interface.
2 Answers
2
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Parallel.ForEach() vs. foreach(IEnumerable.AsParallel())
...o something quite different.
The first one takes the anonymous delegate, and runs multiple threads on this code in parallel for all the different items.
The second one not very useful in this scenario. In a nutshell it is intended to do a query on multiple threads, and combine the result, and giv...
Is there a CSS selector for text nodes?
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I'm nevertheless desperately missing ::before and ::after on text nodes.
– shabunc
Apr 8 '13 at 16:31
6
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optional parameters in SQL Server stored proc?
I'm writing some stored procs in SQL Server 2008, and wondered if the concept of optional input parameters is possible here?
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Is the safe-bool idiom obsolete in C++11?
This answer of @R. Martinho Fernandes shows, that the safe-bool idiom is apperently deprecated in C++11, as it can be replaced by a simple
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