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Which is better, return “ModelAndView” or “String” on spring3 controller
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There is no better way. Both are perfectly valid. Which one you choose to use depends which one suits your application better - Spring allows you to do it either way.
Historically, the two approaches come from different versions of Spring. The ModelAndView approach was ...
Linq to Objects: does GroupBy preserve order of elements?
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How do I apply a style to all buttons of an Android application
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For Android styles, you reference the preset attributes that Android has laid out in R.attr. In this case, it looks like you want to to reference android:buttonStyle. I think this would work:
<style name="ApplicationStyle" parent...
Unpack a list in Python?
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Merge pull request to a different branch than default, in Github
...me commits from the old base branch may be removed from the timeline." Any idea what this means?
– Matthias Fripp
Jun 14 '19 at 21:40
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Django get the static files URL in view
...it leaves the implementation to the Django framework.
# Original answer said:
# from django.templatetags.static import static
# Improved answer (thanks @Kenial, see below)
from django.contrib.staticfiles.templatetags.staticfiles import static
url = static('x.jpg')
# url now contains '/static/x.jpg...
How to make sure that string is valid JSON using JSON.NET
I have a raw string. I just want to validate whether the string is valid JSON or not. I'm using JSON.NET.
11 Answers
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Get value from NSTextField
...ng happens in the textfield by implementing methods in MyObject like:
-(void)controlTextDidEndEditing:(NSNotification *)aNotification;
-(void)controlTextDidChange:(NSNotification *)aNotification;
-(void)controlTextDidBeginEditing:(NSNotification *)aNotification;
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Objective-C Split()?
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Encoding an image file with base64
... the string with 'r') when using path delimiters on Windows, to prevent accidentally hitting an escape character. Second, PIL's Image.open either accepts a filename, or a file-like (that is, the object has to provide read, seek and tell methods).
That being said, you can use cStringIO to create su...