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pip install from git repo branch
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Using pip with git+ to clone a repository can be extremely slow (test with https://github.com/django/django@stable/1.6.x for example, it will take a few minutes). The fastest thing I've found, which works with GitHub and BitBucket, is:
pip install https://github.com/user/repository/archive...
Sort a list by multiple attributes?
...So first I defined a helper method
def attr_sort(self, attrs=['someAttributeString']:
'''helper to sort by the attributes named by strings of attrs in order'''
return lambda k: [ getattr(k, attr) for attr in attrs ]
then to use it
# would defined elsewhere but showing here for consiseness
se...
Is there an easy way to add a border to the top and bottom of an Android View?
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@emmby : when testing this code on tablet , it takes time to render on screen, after 1 sec borders get displayed when I scroll
– Chetan
Apr 3 '12 at 11:40
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In C#, what is the difference between public, private, protected, and having no access modifier?
...";
private string privateVariable = "private";
public void test()
{
// OK
Console.WriteLine(privateVariable);
// OK
Console.WriteLine(publicVariable);
// OK
Console.WriteLine(protectedVariable);
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Swift 编程语言入门教程 - 更多技术 - 清泛网 - 专注C/C++及内核技术
... return "A square with sides of length \(sideLength)."
}
}
let test = Square(sideLength: 5.2, name: "my test square")
test.area()
test.simpleDescription()
Note
练习
编写另一个 NamedShape 的子类叫做 Circle ，接受半径和名字到其构造器。实现 area 和 desc...
Remove HTML Tags from an NSString on the iPhone
....kocikowski) is quick and dirty, this is more robust. Example string: @"My test <span font=\"font>name\">html string". This answer returns: My test html string. Regular expression returns: My test name">html string. Whilst this isn't that common, it's just more robust.
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How to get the first five character of a String
...Empty instead. (It isn't good to combine IsNullOrWhiteSpace with any other test; Instead test for null+empty, then Trim if that is specified behavior, then do whatever tests/operations are needed.)
– ToolmakerSteve
Feb 12 '18 at 16:05
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How to capture stdout output from a Python function call?
...tringIO() with redirect_stdout(f): logger = getLogger('test_logger') logger.debug('Test debug message') out = f.getvalue() self.assertEqual(out, 'DEBUG:test_logger:Test debug message') . It gives me an error: AssertionError: '' != 'Test debug message'...
How to view corresponding SQL query of the Django ORM's queryset?
...print to stdout for debugging purposes.
qs = Model.objects.filter(name='test')
print qs.query
Edit
I've also used custom template tags (as outlined in this snippet) to inject the queries in the scope of a single request as HTML comments.
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Why should I use an IDE? [closed]
...hing to see the docs
Keeping a view of files, errors/warnings/console/unit tests etc and source code all on the screen at the same time in a useful way
Ease of running unit tests from the same window
Integrated debugging
Integrated source control
Navigating to where a compile-time error or run-time ...