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Why is __init__() always called after __new__()?
... new instance.
__new__ is the first step of instance creation. It's called first, and is
responsible for returning a new
instance of your class.
In contrast,
__init__ doesn't return anything; it's only responsible for initializing the
instance after it's been created.
In ge...
Undefined reference to `pow' and `floor'
...
Look in /lib or /usr/lib. The libraries are all named lib<name>.a or lib<name>.so - it's the "<name>" you put after the -l. In this case, the math library is named libm.so, so we call it -lm.
– ams
Dec 29 '11 at ...
Immutability of Strings in Java
...t, and changing a reference. s2 still points to the same object as we initially set s1 to point to. Setting s1 to "Help!" only changes the reference, while the String object it originally referred to remains unchanged.
If strings were mutable, we could do something like this:
String s1 = "Hello";
St...
Comparing two NumPy arrays for equality, element-wise
...two NumPy arrays for equality (where equality is defined as: A = B iff for all indices i: A[i] == B[i] )?
6 Answers
...
Is there a “do … until” in Python? [duplicate]
...is is a similar construct, taken from the link above.
while True:
do_something()
if condition():
break
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How to use Sphinx's autodoc to document a class's __init__(self) method?
... as it doesn't need to be editing .rst files.
– jcarballo
Aug 27 '13 at 17:44
9
In Sphinx 1.2.1, ...
How to prevent multiple instances of an Activity when it is launched with different Intents
...unched using the "Open" button on the Google Play Store app (previously called Android Market). It seems that launching it from the Play Store uses a different Intent than launching it from the phone's application menu of icons. This is leading to multiple copies of the same Activity being launc...
Retrieving parameters from a URL
Given a URL like the following, how can I parse the value of the query parameters? For example, in this case I want the value of def .
...
Is it possible to declare a variable in Gradle usable in Java?
...dConfigField "int", "FOO", "42"
buildConfigField "String", "FOO_STRING", "\"foo\""
buildConfigField "boolean", "LOG", "true"
}
release {
buildConfigField "int", "FOO", "52"
buildConfigField "String", "FOO_STRING", "\"bar\""
...
Should I be using object literals or constructor functions?
....bar;
}
However, this is not favorable with regards to encapsulation: Ideally, all the data + behaviour associated with an entity should live together.
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