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Top Questions
36
votes
In Python, when are two objects the same?
python
oop
python-3.x
object
reference
asked Apr 27 '16 at 19:14
stackoverflow.com
31
votes
I can “pickle local objects” if I use a derived class?
python
python-3.x
nested
pickle
asked May 3 '16 at 2:56
stackoverflow.com
18
votes
Can you build metric space theory without the real numbers?
soft-question
metric-spaces
real-numbers
asked Feb 28 '15 at 7:56
math.stackexchange.com
13
votes
`ls` error when directory is deleted
bash
filesystems
open-files
pwd
asked May 14 '15 at 19:10
unix.stackexchange.com
11
votes
What's the difference between “unprovable” and “undecidable”?
logic
philosophy
provability
asked Jan 14 '15 at 17:41
math.stackexchange.com
8
votes
Every section of a measurable set is measurable? (in the product sigma-algebra)
measure-theory
product-space
asked Feb 17 '15 at 16:03
math.stackexchange.com
7
votes
If $f_n$ are measurable and $f_n\to f$ almost everywhere, then $f$ is measurable (values on a topological space)
general-topology
measure-theory
convergence
asked Feb 3 '15 at 5:22
math.stackexchange.com
6
votes
Typedef function vs function pointer
c++
c
function-pointers
declaration
asked May 24 '17 at 3:22
stackoverflow.com
6
votes
How does Qt handle a suposedly infinite loop of event emits?
c++
qt
signals-slots
qt4.8
asked Mar 15 '14 at 0:10
stackoverflow.com
5
votes
Does <algorithm> include <cmath>?
c++
c++11
standards
c++-standard-library
asked Apr 5 '15 at 5:41
stackoverflow.com
1
2
next
Top Answers
19
Unzipping files in Python
stackoverflow.com
15
Why isn't $f(x) = x\cos\frac{\pi}{x}$ differentiable at $x=0$, and how do we foresee it?
math.stackexchange.com
12
Trying to understand the concept of limsup and liminf of sets
math.stackexchange.com
11
How to prove $\sum_{n=0}^{\infty} \frac{n^2}{2^n} = 6$?
math.stackexchange.com
11
Are there periodic functions without a smallest period?
math.stackexchange.com
10
Is there a name for property $n+k=m+k\implies n=m$?
math.stackexchange.com
8
Inverted induction
math.stackexchange.com
5
'Obvious' theorems that are actually false
math.stackexchange.com
5
small o and big O
math.stackexchange.com
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