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What should I use Android AccountManager for?
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95
This question is a bit old, but I think it is still of good interest.
AccountManager, SyncAdapt...
Is arr.__len__() the preferred way to get the length of an array in Python?
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my_list = [1,2,3,4,5]
len(my_list)
# 5
The same works for tuples:
my_tuple = (1,2,3,4,5)
len(my_tuple)
# 5
And strings, which are really just arrays of characters:
my_string = 'hello world'
len(my_string)
# 11
It was intentionally done ...
What does LINQ return when the results are empty
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522
It will return an empty enumerable. It wont be null. You can sleep sound :)
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lenses, fclabels, data-accessor - which library for structure access and mutation is better
...0 instead?
– yairchu
Apr 24 '11 at 15:54
55
Oh no! I was the original author of data-accessor, a...
Why do we copy then move?
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answered May 23 '13 at 22:05
Andy ProwlAndy Prowl
111k1818 gold badges348348 silver badges430430 bronze badges
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Why do x86-64 instructions on 32-bit registers zero the upper part of the full 64-bit register?
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Peter Cordes
215k3131 gold badges354354 silver badges524524 bronze badges
answered Jun 24 '12 at 11:53
haroldharold
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Why does git perform fast-forward merges by default?
...tched to branch 'develop'
$ git merge --no-ff myfeature
Updating ea1b82a..05e9557
(Summary of changes)
$ git branch -d myfeature
Deleted branch myfeature (was 05e9557).
$ git push origin develop
The --no-ff flag causes the merge to always create a new commit object, even if the merge could be p...
Better explanation of when to use Imports/Depends
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answered Dec 26 '11 at 20:25
Josh O'BrienJosh O'Brien
144k2424 gold badges318318 silver badges421421 bronze badges
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Get the Row(s) which have the max count in groups using groupby
...ount
0 MM1 S1 a 3
1 MM1 S1 n 2
2 MM1 S3 cb 5
3 MM2 S3 mk 8
4 MM2 S4 bg 10
5 MM2 S4 dgd 1
6 MM4 S2 rd 2
7 MM4 S2 cb 2
8 MM4 S2 uyi 7
In [2]: df.groupby(['Mt'], sort=False)['count'].max()
Out[2]:
Mt
S1 3
S3 ...
C++ Tuple vs Struct
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}
constexpr int NumberOfSamples = 10;
constexpr int NumberOfIterations = 5;
constexpr size_t N = 1000000;
auto const sdata = test_struct_data(N);
auto const tdata = test_tuple_data(sdata);
CELERO_MAIN
BASELINE(Sort, struct, NumberOfSamples, NumberOfIterations) {
std::vector<StructData>...