大约有 44,000 项符合查询结果（耗时：0.0539秒） [XML]
assertEquals vs. assertEqual in python
...
215
Good question!
Actually, in Python 2.6, both assertEqual and assertEquals are convenience alia...
How to convert a Git shallow clone to a full clone?
...
107
EDIT: git fetch --unshallow now is an option (thanks Jack O'Connor).
You can run git fetch --...
Is there an easy way to create ordinals in C#?
...
21 Answers
21
Active
...
How do I write a for loop in bash
...
104
From this site:
for i in $(seq 1 10);
do
echo $i
done
...
What is an IndexOutOfRangeException / ArgumentOutOfRangeException and how do I fix it?
...t means that first element has index 0 and last element has index Length - 1 (where Length is total number of items in the array) so this code doesn't work:
array[array.Length] = 0;
Moreover please note that if you have a multidimensional array then you can't use Array.Length for both dimension, ...
How do I check if there are duplicates in a flat list?
...
14 Answers
14
Active
...
Insert, on duplicate update in PostgreSQL?
...
16 Answers
16
Active
...
How to install PostgreSQL's pg gem on Ubuntu?
...
19 Answers
19
Active
...
Changing a specific column name in pandas DataFrame
...ns = {'two':'new_name'})
In [28]: df
Out[28]:
one three new_name
0 1 a 9
1 2 b 8
2 3 c 7
3 4 d 6
4 5 e 5
Following is the docstring for the rename method.
Definition: df.rename(self, index=None, columns=None, copy=Tr...
Java String split removed empty values
... with limit set to negative value like
String[] split = data.split("\\|", -1);
Little more details:
split(regex) internally returns result of split(regex, 0) and in documentation of this method you can find (emphasis mine)
The limit parameter controls the number of times the pattern is applied and...