大约有 41,220 项符合查询结果（耗时：0.0338秒） [XML]
Declare and Initialize String Array in VBA
...
answered Oct 14 '13 at 20:57
Eldar AgalarovEldar Agalarov
3,73922 gold badges2121 silver badges3333 bronze badges
...
How to normalize an array in NumPy?
...
3
Thanks for the answer but are you sure that sklearn.preprocessing.normalize works also with vector of shape=(n,) or (n,1) ? I am having som...
Git ignore file for Xcode projects
...you need to customize, here's a gist you can fork: https://gist.github.com/3786883
#########################
# .gitignore file for Xcode4 and Xcode5 Source projects
#
# Apple bugs, waiting for Apple to fix/respond:
#
# 15564624 - what does the xccheckout file in Xcode5 do? Where's the document...
Can I inject a service into a directive in AngularJS?
...
3 Answers
3
Active
...
Check if a Postgres JSON array contains a string
...ch rabbit likes two foods and 10% of them like carrots:
d=# -- Postgres 9.3 solution
d=# explain analyze select info->>'name' from rabbits where exists (
d(# select 1 from json_array_elements(info->'food') as food
d(# where food::text = '"carrots"'
d(# );
Execution time: 3084.927 ms
d=...
What's the difference between findAndModify and update in MongoDB?
...
answered May 28 '12 at 3:21
Asya KamskyAsya Kamsky
38k44 gold badges9292 silver badges122122 bronze badges
...
Best practices for in-app database migration for Sqlite
...
RngbusRngbus
2,52133 gold badges1919 silver badges1515 bronze badges
...
Convert MySql DateTime stamp into JavaScript's Date format
...
13 Answers
13
Active
...
range() for floats
...
answered Sep 1 '11 at 7:36
kichikkichik
26.2k22 gold badges7575 silver badges9292 bronze badges
...