大约有 40,000 项符合查询结果（耗时：0.0381秒） [XML]
Repeat string to certain length
...
Looks like this is taking advantage of integer division. Doesn't that need to be // in Python 3? Or dropping the +1 and using an explicit call to a ceiling function would suffice. Also, a note: the string generated actually has ...
Is there a way to list pip dependencies/requirements?
Without going through with the installation, I want to quickly see all the packages that pip install would install.
7 Ans...
Get everything after the dash in a string in javascript
What would be the cleanest way of doing this that would work in both IE and firefox.
9 Answers
...
Android “Only the original thread that created a view hierarchy can touch its views.”
...ilt a simple music player in Android. The view for each song contains a SeekBar, implemented like this:
27 Answers
...
Delete an element from a dictionary
...
The del statement removes an element:
del d[key]
However, this mutates the existing dictionary so the contents of the dictionary changes for anybody else who has a reference to the same instance. To return a new dictionary, make a copy of the dictionary:
def removek...
Control the size of points in an R scatterplot?
In R, the plot() function takes a pch argument that controls the appearance of the points in the plot. I'm making scatterplots with tens of thousands of points and prefer a small, but not too small dot. Basically, I find pch='.' to be too small, but pch=19 to be too fat. Is there somethin...
ImportError: No module named six
... edited Jan 5 '14 at 2:39
Uli Köhler
11.3k1212 gold badges5151 silver badges101101 bronze badges
answered Dec 20 '12 at 8:19
...
How to open a local disk file with JavaScript?
...
Paolo MorettiPaolo Moretti
45.4k2121 gold badges9191 silver badges8888 bronze badges
...
vertical & horizontal lines in matplotlib
...ble to create horizontal and vertical lines at specified limits. I would like to bound the data by this box. However, the sides do not seem to comply with my instructions. Why is this?
...
import module from string variable
I'm working on a documentation (personal) for nested matplotlib (MPL) library, which differs from MPL own provided, by interested submodule packages. I'm writing Python script which I hope will automate document generation from future MPL releases.
I selected interested submodules/packages and wan...