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How can I find all of the distinct file extensions in a folder hierarchy?
On a Linux machine I would like to traverse a folder hierarchy and get a list of all of the distinct file extensions within it.
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Difference between fmt.Println() and println() in Go
As illustrated below, both fmt.Println() and println() give same output in Go: Hello world!
5 Answers
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Get Element value with minidom with Python
I am creating a GUI frontend for the Eve Online API in Python.
9 Answers
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How to bind a List to a ComboBox?
...a BindingSource to a list of class objects and then objects value to a ComboBox.
Can anyone suggest how to do it?
6 Ans...
Add a new line in file?
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edited Apr 15 '13 at 22:45
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How can the Euclidean distance be calculated with NumPy?
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Use numpy.linalg.norm:
dist = numpy.linalg.norm(a-b)
You can find the theory behind this in Introduction to Data Mining
This works because Euclidean distance is l2 norm and the default value of ord parameter in numpy.linalg.nor...
tmux set -g mouse-mode on doesn't work
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So this option has been renamed in version 2.1 (18 October 2015)
From the changelog:
Mouse-mode has been rewritten. There's now no longer options for:
- mouse-resize-pane
- mouse-select-pane
- mouse-select-window
- mode-mouse
Inst...
What happens if you static_cast invalid value to enum class?
...hat is color set to according to the standard?
Answering with a quote from the C++11 and C++14 Standards:
[expr.static.cast]/10
A value of integral or enumeration type can be explicitly converted to an enumeration type. The value is unchanged if the original value is within the range of the e...
When to create a new app (with startapp) in Django?
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James Bennett has a wonderful set of slides on how to organize reusable apps in Django.
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Using NSPredicate to filter an NSArray based on NSDictionary keys
...dictionary with the key SPORT
NSArray *data = [NSArray arrayWithObject:[NSMutableDictionary dictionaryWithObject:@"foo" forKey:@"BAR"]];
NSArray *filtered = [data filteredArrayUsingPredicate:[NSPredicate predicateWithFormat:@"(BAR == %@)", @"foo"]];
Filtered in this case contains the dictiona...