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Where can I get a list of Ansible pre-defined variables?
... that we can use in playbooks and template files. For example, the host ip address is ansible_eth0.ipv4.address. Googleing and searching the docs I cound't find a list of all available variables. Would someone list them for me?
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What's the safest way to iterate through the keys of a Perl hash?
...suited to your needs.
If you just want the keys and do not plan to ever read any of the values, use keys():
foreach my $key (keys %hash) { ... }
If you just want the values, use values():
foreach my $val (values %hash) { ... }
If you need the keys and the values, use each():
keys %hash; # re...
Load Testing with AB … fake failed requests (length)
To do some load testing, for my own curiosity, on my server I ran:
3 Answers
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What is the HMVC pattern?
Reading Kohana's documentation, I found out that the main difference in 3.0 version is that it follows the HMVC pattern instead of MVC as version 2.x does. The page about this in Kohana's docs and the one on wikipedia didn't really give me a clear idea.
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What does [object Object] mean?
...r Chrome to introspect objects by doing console.log(whichIsVisible()) instead of alert.
Sidenote: IDs should not start with digits.
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inserting characters at the start and end of a string
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Mark ByersMark Byers
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What is the difference between “word-break: break-all” versus “word-wrap: break-word” in CSS
...eem to break the word if it is not fitting the container. But why did W3C made two ways to do it?
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TreeMap sort by value
I want to write a comparator that will let me sort a TreeMap by value instead of the default natural ordering.
8 Answers
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Animate scrollTop not working in firefox
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David HedlundDavid Hedlund
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What is the difference between Xamarin.Form's LayoutOptions, especially Fill and Expand?
...nce between those alignments. Alignment only matters for parent views with additional space available.
Expansion: Will the element occupy more space if available?
Suffix Expand: If the parent view is larger than the combined size of all its children, i.e. additional space is available, then the sp...