大约有 12,000 项符合查询结果（耗时：0.0169秒） [XML]
How to find the statistical mode?
... the first one if all of them are unique.
– Enrique Pérez Herrero
Aug 2 '16 at 18:45
2
As Enriqu...
What is a plain English explanation of “Big O” notation?
...bound
big-O notation doesn't care about constant factors: the function 9x² is said to "grow exactly like" 10x². Neither does big-O asymptotic notation care about non-asymptotic stuff ("stuff near the origin" or "what happens when the problem size is small"): the function 10x² is said to "grow e...
window.close and self.close do not close the window in Chrome
...l do it, even if it requires to pop up an alert to confirm. These are not happening.
16 Answers
...
What is the best way to remove accents (normalize) in a Python unicode string?
...or iso-8859-15, or cp1252, or whatever encoding you use
byte_string = b"café" # or simply "café" before python 3.
unicode_string = byte_string.decode(encoding)
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improve this answer
...
How to retrieve GET parameters from javascript? [duplicate]
...=t%20e%20x%20t&e=http%3A%2F%2Fw3schools.com%2Fmy%20test.asp%3Fname%3Dståle%26car%3Dsaab&a=%2Fadmin"
> queryDict
a: ["1", "5", "t e x t", "/admin"]
b: ["2"]
c: ["3"]
d: [undefined]
e: [undefined, "http://w3schools.com/my test.asp?name=ståle&car=saab"]
In your example, you would ac...
Difference between Big-O and Little-O Notation
...llowing are true for Big-O, but would not be true if you used little-o:
x² ∈ O(x²)
x² ∈ O(x² + x)
x² ∈ O(200 * x²)
The following are true for little-o:
x² ∈ o(x³)
x² ∈ o(x!)
ln(x) ∈ o(x)
Note that if f ∈ o(g), this implies f ∈ O(g). e.g. x² ∈ o(x³) so it is al...
Dilemma: when to use Fragments vs Activities:
I know that Activities are designed to represent a single screen of my application, while Fragments are designed to be reusable UI layouts with logic embedded inside of them.
...
What encoding/code page is cmd.exe using?
...├Â├╝ ├ä├û├£ ├ƒ
Polish ąęźżńł
Russian ð░ð▒ð▓ð│ð┤ðÁð ÐìÐÄÐÅ
CJK õ¢áÕÑ¢
= bom
´╗┐ASCII abcde xyz
German ├ñ├Â├╝ ├ä├û├£ ├ƒ
Polish ąęźżńł
Russian ð░ð...
Safe characters for friendly url [closed]
...aid, do not use it! Here is another weird case on IIS (don't know if this happens on other Web Servers): if it is at the end of your URL you'll most likely get 404 error (it'll try to search for [/pagename]. page)
– nikib3ro
Jun 1 '12 at 19:27
...
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