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Calculate difference in keys contained in two Python dictionaries
...lf.set_past - self.intersect
def changed(self):
return set(o for o in self.intersect if self.past_dict[o] != self.current_dict[o])
def unchanged(self):
return set(o for o in self.intersect if self.past_dict[o] == self.current_dict[o])
Here is some sample output:
>>&...
Why does MSBuild look in C:\ for Microsoft.Cpp.Default.props instead of c:\Program Files (x86)\MSBui
When I run msbuild to build a vc2010 project I get the following error:
20 Answers
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How to center the content inside a linear layout?
I'm trying to center an ImageView inside a LinearLayout horizontally and vertically, but I just can't do it.
The main reason why I'm not using a RelativeLayout for that is because I need the layout_weight (my Activity consists of four columns that should be equally divided, and also respon...
Why is it said that “HTTP is a stateless protocol”?
...cial meaning to their arriving over the same socket. That is solely a performance thing, intended to minimize the time/bandwidth that'd otherwise be spent reestablishing a connection for each request.
As far as HTTP is concerned, they are all still separate requests and must contain enough informa...
Doing HTTP requests FROM Laravel to an external API
...toward an official Laravel package. It is pre-installed in the laravel vendor group.
– parker_codes
Nov 18 '17 at 23:09
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What is the difference between “text” and new String(“text”)?
... very rarely would ever want to use the new String(anotherString) constructor. From the API:
String(String original) : Initializes a newly created String object so that it represents the same sequence of characters as the argument; in other words, the newly created string is a copy of the argume...
How to remove item from array by value? [duplicate]
...
This can be a global function or a method of a custom object, if you aren't allowed to add to native prototypes. It removes all of the items from the array that match any of the arguments.
Array.prototype.remove = function() {
var what, a = arguments...
How to fix Hibernate LazyInitializationException: failed to lazily initialize a collection of roles,
...nticationProvider from my spring project, I am trying read the list of authorities of the logged user, but I am facing the following error:
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When to use leading slash in gitignore
I'm trying to understand more clearly the .gitignore syntax, and in particular as far as https://github.com/github/gitignore gitignores are concerned.
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How to pull request a wiki page on GitHub?
I saw a wiki page on GitHub that isn't open for editing. Then I forked the project, edited it on "my end" and tried to do a pull request. It turns out, the wiki isn't in the project, and there isn't a way to commit changes to it.
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