大约有 11,400 项符合查询结果（耗时：0.0294秒） [XML]
Split files using tar, gz, zip, or bzip2 [closed]
I need to compress a large file of about 17-20 GB. I need to split it into several files of around 1GB per file.
4 Answers
...
Reorder levels of a factor without changing order of values
I have data frame with some numerical variables and some categorical factor variables. The order of levels for those factors is not the way I want them to be.
...
How to apply two CSS classes to a single element
...
1) Use multiple classes inside the class attribute, separated by whitespace (ref):
<a class="c1 c2">aa</a>
2) To target elements that contain all of the specified classes, use this CSS selector (no space) (ref):
.c1.c2 {
}
...
Remove all occurrences of a value from a list?
..., 4]
or
>>> x = [1,2,3,2,2,2,3,4]
>>> list(filter(lambda a: a != 2, x))
[1, 3, 3, 4]
Python 2.x
>>> x = [1,2,3,2,2,2,3,4]
>>> filter(lambda a: a != 2, x)
[1, 3, 3, 4]
share
...
Create a branch in Git from another branch
I have two branches: master and dev
9 Answers
9
...
Rebase array keys after unsetting elements
... Naftali aka NealNaftali aka Neal
136k3636 gold badges227227 silver badges293293 bronze badges
...
Passing a dictionary to a function as keyword parameters
...I was just missing the ** operator to unpack the dictionary
So my example becomes:
d = dict(p1=1, p2=2)
def f2(p1,p2):
print p1, p2
f2(**d)
share
|
improve this answer
|
...
How do I get bit-by-bit data from an integer value in C?
I want to extract bits of a decimal number.
8 Answers
8
...
How to use Comparator in Java to sort
I learned how to use the comparable but I'm having difficulty with the Comparator. I am having a error in my code:
14 Answ...
Algorithm to get the excel-like column name of a number
... on a script that generate some Excel documents and I need to convert a number into its column name equivalent. For example:
...