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Is Big O(logn) log base e?
...ically noted as O(logn). With a lowercase 'l' in log, does this imply log base e (n) as described by the natural logarithm? Sorry for the simple question but I've always had trouble distinguishing between the different implied logarithms.
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Method Resolution Order (MRO) in new-style classes?
...lution order is D - B - A - C - A : so when looking up D.x, A is the first base in resolution order to solve it, thereby hiding the definition in C. While:
>>> class A(object): x = 'a'
...
>>> class B(A): pass
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>>> class C(A): x = 'c'
...
>>> class D(B, C)...
App Inventor 2 KIO4_Base64 拓展，更强大的图像Base64编解码工具，解码后...
... App Inventor 2 KIO4_Base64 拓展，更强大的图像Base64编解码工具，解码后的图像可写入到文件
KIO4_Base64 拓展
Base64解码后写入图像文件
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Log to the base 2 in python
How should I compute log to the base two in python. Eg. I have this equation where I am using log base 2
11 Answers
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Can virtual functions have default parameters?
If I declare a base class (or interface class) and specify a default value for one or more of its parameters, do the derived classes have to specify the same defaults and if not, which defaults will manifest in the derived classes?
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Base64 Decoding in iOS 7+
...ing = "foo"
Encoding
let plainData = plainString.data(using: .utf8)
let base64String = plainData?.base64EncodedString()
print(base64String!) // Zm9v
Decoding
if let decodedData = Data(base64Encoded: base64String!),
let decodedString = String(data: decodedData, encoding: .utf8) {
print(dec...
What is the claims in ASP .NET Identity
...ET Identity Core?
There are two common authorization approaches that are based on Role and Claim.
Role-Based Security
A user gets assigned to one or more roles through which the user gets access rights.
Also, by assigning a user to a role, the user immediately gets all the access rights defined ...
Controlling maven final name of jar artifact
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As indicated in the official documentation.
Update:
For Maven >= 3
Based on Matthew's comment you can now do it like this:
<packaging>jar</packaging>
<build>
<finalName>WhatEverYouLikey</finalName>
</build>
See bug report/documentation.
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How do you calculate log base 2 in Java for integers?
I use the following function to calculate log base 2 for integers:
10 Answers
10
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NodeJS: How to decode base64 encoded string back to binary? [duplicate]
...ord hashing with salt, so I generated salt as binary, hashed the password, base64 encoded the password and salt then stored them into database.
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