大约有 47,000 项符合查询结果（耗时：0.0498秒） [XML]
How I can delete in VIM all text from current line to end of file?
...
370
dG will delete from the current line to the end of file
dCtrl+End will delete from the cursor...
Can I use `pip` instead of `easy_install` for `python setup.py install` dependency resolution?
...
3 Answers
3
Active
...
Python's “in” set operator
...
13
If someone implemented his class's hash function in a twisted way, this is what he may get (and deserve).
– ugoren
...
Aggregate / summarize multiple variables per group (e.g. sum, mean)
...~ variable, sum)
# year month x1 x2
1 2000 1 -80.83405 -224.9540159
2 2000 2 -223.76331 -288.2418017
3 2000 3 -188.83930 -481.5601913
4 2000 4 -197.47797 -473.7137420
5 2000 5 -259.07928 -372.4563522
...
How to create a tuple with only one element
...
3 Answers
3
Active
...
Unique combination of all elements from two (or more) vectors
... expand.grid(a,b)
Var1 Var2
1 ABC 2012-05-01
2 DEF 2012-05-01
3 GHI 2012-05-01
4 ABC 2012-05-02
5 DEF 2012-05-02
6 GHI 2012-05-02
7 ABC 2012-05-03
8 DEF 2012-05-03
9 GHI 2012-05-03
10 ABC 2012-05-04
11 DEF 2012-05-04
12 GHI 2012-05-04
13 ABC 2012-05-05
14 DEF 2012-05-...
How do I check the operating system in Python?
...2":
# linux
elif platform == "darwin":
# OS X
elif platform == "win32":
# Windows...
sys.platform has finer granularity than sys.name.
For the valid values, consult the documentation.
See also the answer to “What OS am I running on?”
...
jquery-ui sortable | How to get it work on iPad/touchdevices?
...
3 Answers
3
Active
...