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String formatting: % vs. .format vs. string literal
... not use it?
not knowing about it (me before reading this)
having to be compatible with Python 2.5
To answer your second question, string formatting happens at the same time as any other operation - when the string formatting expression is evaluated. And Python, not being a lazy language, eva...
Is a `=default` move constructor equivalent to a member-wise move constructor?
...
has_nonmovable d(std::move(c)); // prints copy
}
It prints:
copy
http://coliru.stacked-crooked.com/a/62c0a0aaec15b0eb
You declared defaulted move constructor, but copying happens instead of moving. Why? Because if a class has even a single non-movable member then the explicitly defaulted ...
django - why is the request.POST object immutable?
...e to implement mutation methods? No: the POST object belongs to the django.http.QueryDict class, which implements a full set of mutation methods including __setitem__, __delitem__, pop and clear. It implements immutability by checking a flag when you call one of the mutation methods. And when you ca...
Python: Check if one dictionary is a subset of another larger dictionary
...e's also an assertDictContainsSubset() method in Python's TestCase class.
http://docs.python.org/2/library/unittest.html?highlight=assertdictcontainssubset#unittest.TestCase.assertDictContainsSubset
It's however deprecated in 3.2, not sure why, maybe there's a replacement for it.
...
Parse XML using JavaScript [duplicate]
...', and 'p' in a variable called txt
txt = `
<address xmlns:p='example.com/postal' xmlns:s='example.com/street' xmlns:sn='example.com/streetNum'>
<s:street>Roble Ave</s:street>
<sn:streetNumber>649</sn:streetNumber>
<p:postalcode>94025</p:postalcode&g...
How to hide close button in WPF window?
...Window
x:Class="WafClient.Presentation.Views.SampleWindow"
xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
xmlns:u="clr-namespace:WafClient.Presentation.Behaviors"
ResizeMode="NoResize"
u:WindowBehavior...
Direct vs. Delegated - jQuery .on()
...at structure will not change.
For more information and full comparison -
http://maciejsikora.com/standard-events-vs-event-delegation/
Using always delegated handlers, which I see is current very trendy is not right way, many programmers use it because "it should be used", but truth is that direc...
Is it possible to make a div 50px less than 100% in CSS3? [duplicate]
... width: -moz-calc(100% - 50px);
width: calc(100% - 50px);
}
Demo: http://jsfiddle.net/thirtydot/Nw3yd/66/
This will make your life so much easier. It is currently supported in the 3 main browsers: Firefox, Google Chrome (WebKit), and IE9: http://caniuse.com/calc
MDN: https://developer.moz...
How to make an alert dialog fill 90% of screen size?
...or dark theme, or the Honeycomb Holo theme. That can be done according to http://developer.android.com/guide/topics/ui/themes.html#SelectATheme )
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What is the performance of Objects/Arrays in JavaScript? (specifically for Google V8)
...ic links to recent changes to array manipulation may come in handy here:
http://code.google.com/p/v8/source/detail?r=10024
http://code.google.com/p/v8/source/detail?r=9849
http://code.google.com/p/v8/source/detail?r=9747
As a bit of extra, here's Array Pop and Array Push directly from V8's sourc...