大约有 35,480 项符合查询结果（耗时：0.0365秒） [XML]
Replace only text inside a div using jquery
... |
edited Oct 29 '14 at 20:50
cuSK
7701010 silver badges2323 bronze badges
answered Aug 8 '12 at 14:56
...
Difference between `mod` and `rem` in Haskell
...
20
I had the same question about rem and mod in Clojure, and this was the answer.
– noahlz
Jul 11 '12 at...
Pandas aggregate count distinct
...
How about either of:
>>> df
date duration user_id
0 2013-04-01 30 0001
1 2013-04-01 15 0001
2 2013-04-01 20 0002
3 2013-04-02 15 0002
4 2013-04-02 30 0002
>>> df.groupby("date").agg({"duration": np.sum, "user_id...
How to select only the first rows for each unique value of a column
...
answered Jan 11 '11 at 20:50
gbngbn
382k7272 gold badges532532 silver badges629629 bronze badges
...
How do I check out a specific version of a submodule using 'git submodule'?
...ing the change to the parent repository.
$ cd submodule
$ git checkout v2.0
Previous HEAD position was 5c1277e... bumped version to 2.0.5
HEAD is now at f0a0036... version 2.0
git-status on the parent repository will now report a dirty tree:
# On branch dev [...]
#
# modified: submodule (n...
Assigning a variable NaN in python without numpy
...
170
Yes -- use math.nan.
>>> from math import nan
>>> print(nan)
nan
>>>...
Is there a way to rename an Xcode 4 scheme?
... |
edited Mar 18 '11 at 0:59
answered Mar 18 '11 at 0:54
...
fork() branches more than expected?
...llykwallyk
52.3k1111 gold badges7373 silver badges130130 bronze badges
12
...
SQL query for today's date minus two months
...
290
If you are using SQL Server try this:
SELECT * FROM MyTable
WHERE MyDate < DATEADD(month, -2...
Changing the resolution of a VNC session in linux [closed]
I use VNC to connect to a Linux workstation at work. At work I have a 20" monitor that runs at 1600x1200, while at home I use my laptop with its resolution of 1440x900.
If I set the vncserver to run at 1440x900 I miss out on a lot of space on my monitor, whereas if I set it to run at 1600x1200 it d...