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Where can I get a list of Ansible pre-defined variables?
I see that Ansible provide some 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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Passing a list of kwargs?
...='bar')
method(**keywords)
Running this in Python confirms these produce identical results:
{'keyword2': 'bar', 'keyword1': 'foo'}
{'keyword2': 'bar', 'keyword1': 'foo'}
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Vim: Move cursor to its last position
... to cycle back and forth in the list of previous cursor positions would be ideal. But also just to switch to the last location would suffice (something like cd - in bash with directories).
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How does Activity.finish() work in Android?
Could someone provide a description of what happens when an Activity calls its finish() method?
4 Answers
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How do you get AngularJS to bind to the title attribute of an A tag?
... that you are not using a very earlier version of Angular). Here's a demo fiddle using v1.2.2:
Fiddle
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Singleton by Jon Skeet clarification
... don't have to declare a static constructor for the magic BeforeFieldInit side-effect?
– Ed T
Jun 1 '15 at 19:03
3
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WPF Command Line
... won't automatically instantiate your main window and show it.
Next, override the OnStartup method in your App class to perform the logic:
protected override void OnStartup(StartupEventArgs e)
{
base.OnStartup(e);
if ( /* test command-line params */ )
{
/* do stuff without a G...
Intellij IDEA generate for-each/for keyboard shortcut
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I am using IdeaVim plugin on Mac. I had to do Ctrl+Alt+Shift+J to trigger live templates.
– user674669
Feb 4 '14 at 1:58
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How can I create a Set of Sets in Python?
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Use frozenset inside.
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What is __declspec and when do I need to use it?
...or declaring COM interfaces and classes, for example, you use __declspec(uuid), for exporting functions sans a DEF file you use __declspec(dllexport), etc. The full list is quite long.
– Seva Alekseyev
Feb 17 '10 at 21:49
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