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What is the difference between '/' and '//' when used for division?
...ets see some examples in both python 2.7 and in Python 3.5.
Python 2.7.10 vs. Python 3.5
print (2/3) ----> 0 Python 2.7
print (2/3) ----> 0.6666666666666666 Python 3.5
Python 2.7.10 vs. Python 3.5
print (4/2) ----> 2 Python 2.7
print (4/2) ----> ...
An item with the same key has already been added
...m http://referencesource.microsoft.com/DotNetReferenceSource.zip and setup VS to debug framework source. Opened up Dictionary.cs in VS ran the project, once page loads, added a debug at the line ThrowHelper.ThrowArgumentException(ExceptionResource.Argument_AddingDuplicate); and was able to see the '...
How to count the frequency of the elements in an unordered list?
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nice, using groupby. I wonder about its efficiency vs. the dict approach, though
– Eli Bendersky
Jan 29 '10 at 12:20
33
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Go to back directory browsing after opening file in vim
...pening the file. :Rex<Enter>, which is somewhat clumsy (5 keystrokes vs 1), does it. Probably this is a candidate for mapping...
– Tomasz Gandor
Jan 8 '19 at 21:13
add a...
Razor HtmlHelper Extensions (or other namespaces for views) Not Found
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I had this issue in VS 2015.
The following solved it for me:
Find "webpages:Version" in the appsettings and update it to version 3.0.0.0. My web.config had
<add key="webpages:Version" value="2.0.0.0" />
and I updated it to
<add key...
...ts are no longer supported: msdn.microsoft.com/en-us/library/ie/hh801214(v=vs.85).aspx
– acdcjunior
Jan 3 '14 at 19:49
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show 9 more comment...
How to prevent form from being submitted?
...You may need to use Event Listeners.
Please read more about Inline Events vs Event Listeners (addEventListener and IE's attachEvent) here. For I can not explain it more than Chris Baker did.
Both are correct, but none of them are "best" per se, and there may be
a reason the developer chose t...
MVC演化史 - 更多技术 - 清泛网 - 专注C/C++及内核技术
... MVC向Web MVC靠拢，似乎要两手抓两手都要硬。
ASP.Net MVP vs MVC
图解：微软Web MVP vs Web MVC。注意截获请求的是Controller还是View！
…
以上便是MVC的演化史，我尽量让描述浅显易懂，但文字总是枯燥的，还好有好事者做了一首MVC...
Differences between lodash and underscore [closed]
...performance, support AMD and have great extra features. Check this Lo-Dash vs Underscore benchmarks on jsperf and.. this awesome post about lo-dash:
One of the most useful feature when you work with collections, is the shorthand syntax:
var characters = [
{ 'name': 'barney', 'age': 36, 'blocked'...
Automatic text translation at MSDN pages - How to turn off?
.../library/system.diagnostics.contracts.contractargumentvalidatorattribute(v=vs.110).aspx
English only (no translation):
http://msdn.microsoft.com/en-us/library/system.diagnostics.contracts.contractargumentvalidatorattribute(v=vs.110).aspx
...