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Ansible: Set variable to file content
...les, not remote files.
Here's a complete example from the docs:
- hosts: all
vars:
contents: "{{ lookup('file', '/etc/foo.txt') }}"
tasks:
- debug: msg="the value of foo.txt is {{ contents }}"
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What are the respective advantages/limitations of Amazon RDS vs. EC2 with MySQL? [closed]
...ithout RAID0 EBS will provide crappy I/O performance, thus it's not even really an option.
RDS will provide very good (though not maximum) performance out of the box. The management console is fantastic and it's easy to upgrade instances. High availability and read only slaves are a click away. It'...
Does Spring @Transactional attribute work on a private method?
...ch AOP implementation you use!
If you use (default) Spring Proxy AOP, then all AOP functionality provided by Spring (like @Transactional) will only be taken into account if the call goes through the proxy. -- This is normally the case if the annotated method is invoked from another bean.
This has tw...
Writing a dict to txt file and reading it back?
...al() will evaluate any string, and if someone tricked you into running a really tricky string, something bad might happen. In this case, you are just running eval() on your own file, so it should be okay.
But because eval() is useful, someone made an alternative to it that is safer. This is calle...
How can I get a file's size in C? [duplicate]
...ecause I want to put the content of the loaded file into a string, which I allocate using malloc() . Just writing malloc(10000*sizeof(char)); is IMHO a bad idea.
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Is there a way for non-root processes to bind to “privileged” ports on Linux?
...re going to use capabilities in a production environment. There are some really tricky details of how capabilities are inherited across exec() calls that are detailed here.
setcap man page
"Bind ports below 1024 without root on GNU/Linux": The document that first pointed me towards setcap.
Note: R...
How to tell git to use the correct identity (name and email) for a given project?
...hat one inside a repo will set the configuration on THAT repo, and not globally.
Seems like that's pretty much what you're after, unless I'm misreading you.
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How to put comments in Django templates
...# jquery latest #}
{#
beware, this won't be commented out...
actually renders as regular body text on the page
#}
I find this especially helpful for <a href="{% url 'view_name' %}" views that have not been created yet.
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Get type name without full namespace
... premature optimisation. It creates a new StringBuilder in each recursive call (even the base case when it's unused), yet ignores the string.Join temporary and LINQ lambda. Just use String until you know it's a bottleneck. /rant
– Nigel Touch
May 30 '18 at 19:0...
Scatterplot with marginal histograms in ggplot2
...m the same distribution though, so the marginal histograms should theoretically match the scatter plot.
– oeo4b
Dec 17 '11 at 17:03
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