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What does the question mark operator mean in Ruby?
...mpty(), isDigit(), etc. In Ruby, the same methods would be written empty?, and digit? which is quite a bit nicer IMO.
– Ajedi32
Dec 28 '15 at 17:27
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How do I get logs/details of ansible-playbook module executions?
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If you pass the -v flag to ansible-playbook on the command line, you'll see the stdout and stderr for each task executed:
$ ansible-playbook -v playbook.yaml
Ansible also has built-in support for logging. Add the following lines to your ansible configuration file:
[defaults] ...
Python division
...s trying to normalize a set of numbers from -100 to 0 to a range of 10-100 and was having problems only to notice that even with no variables at all, this does not evaluate the way I would expect it to:
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Convert Year/Month/Day to Day of Year in Python
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A very minor and arguably pedantic addition, but using date.today() rather than datetime.now() also works and emphasizes the nature of the operation a bit more.
– Jeremy
Dec 30 '13 at 6:57
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Android, How to limit width of TextView (and add three dots at the end of text)?
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Deprecated:
Add one more property android:singleLine="true" in your Textview
Updated:
android:ellipsize="end"
android:maxLines="1"
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C# listView, how do I add items to columns 2, 3 and 4 etc?
... listView1.Items.Add , this works fine but how do I add items to columns 2 and 3 etc?
7 Answers
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Structs in Javascript
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The only difference between object literals and constructed objects are the properties inherited from the prototype.
var o = {
'a': 3, 'b': 4,
'doStuff': function() {
alert(this.a + this.b);
}
};
o.doStuff(); // displays: 7
You could make a struct factor...
Google Map API v3 — set bounds and center
...ple which plots markers from an array, however I do not know how to center and zoom automatically with respect to the markers.
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How do I get only directories using Get-ChildItem?
I'm using PowerShell 2.0 and I want to pipe out all the subdirectories of a certain path. The following command outputs all files and directories, but I can't figure out how to filter out the files.
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Label Alignment in iOS 6 - UITextAlignment deprecated
... It's possible that the enum MAY change at some time in the future and cause unexpected results. That's all. No doomsday scenario in this case, but better practices should prevail.
– Brenden
Nov 2 '12 at 19:36
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