大约有 47,000 项符合查询结果（耗时：0.0641秒） [XML]
Reading an Excel file in python using pandas
I am trying to read an excel file this way :
8 Answers
8
...
How to count the number of true elements in a NumPy bool array
I have a NumPy array 'boolarr' of boolean type. I want to count the number of elements whose values are True . Is there a NumPy or Python routine dedicated for this task? Or, do I need to iterate over the elements in my script?
...
How can I shrink the drawable on a button?
how can I make the drawable on a button smaller? The icon is too big, actually higher than the button. This is the code I am using:
...
Moving matplotlib legend outside of the axis makes it cutoff by the figure box
I'm familiar with the following questions:
3 Answers
3
...
List comprehension in Ruby
To do the equivalent of Python list comprehensions, I'm doing the following:
17 Answers
...
Could not locate Gemfile
I'm certainly no Ruby developer but I have an application on my server using Ruby, Gems, and Bundler. I am trying to install another Ruby on under a different user account but on the same VPS. When I go to run
...
Given an RGB value, how do I create a tint (or shade)?
Given an RGB value, like 168, 0, 255 , how do I create tints (make it lighter) and shades (make it darker) of the color?
3...
How to customize the background/border colors of a grouped table view cell?
I would like to customize both the background and the border color of a grouped-style UITableView.
11 Answers
...
Adding 'serial' to existing column in Postgres
I have a small table (~30 rows) in my Postgres 9.0 database with an integer ID field (the primary key) which currently contains unique sequential integers starting at 1, but which was not created using the 'serial' keyword.
...
How to set a Default Route (To an Area) in MVC
Ok this has been asked before but there is no solid solution out there. So for purpose of myself and others who may find this useful.
...