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How do I test for an empty string in a Bash case statement?
...t matches.
So the empty string is written, as usual, as "" or '':
case "$command" in
"") do_empty ;;
something) do_something ;;
prefix*) do_prefix ;;
*) do_other ;;
esac
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In Python, how to display current time in readable format
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40
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Convert a list of objects to an array of one of the object's properties
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19
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Difference between Activity and FragmentActivity
... Package.
The FragmentActivity class adds a couple new methods to ensure compatibility with older versions of Android, but other than that, there really isn't much of a difference between the two. Just make sure you change all calls to getLoaderManager() and getFragmentManager() to getSupportLoade...
How do you tell Resharper that a method parameter is a string containing a CSS class?
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Ansible: Set variable to file content
...aveat: This lookup will work with local files, 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's the difference between design patterns and architectural patterns?
...to sketch the differences to best of my knowledge.
Patterns are distilled commonality that you find in programs. It allows us to deconstruct a large complex structure and build using simple parts. It provides a general solution for a class of problems.
A large complex software goes through a seri...
How to create a directory using nerdtree
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8
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iOS - How to set a UISwitch programmatically
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25
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