大约有 11,000 项符合查询结果（耗时：0.0314秒） [XML]
How do I convert a IPython Notebook into a Python file via commandline?
...
If you don't want to output a Python script every time you save, or you don't want to restart the IPython kernel:
On the command line, you can use nbconvert:
$ jupyter nbconvert --to script [YOUR_NOTEBOOK].ipynb
As a bit of a hack, you can even call t...
How to make unicode string with python3
...
Literal strings are unicode by default in Python3.
Assuming that text is a bytes object, just use text.decode('utf-8')
unicode of Python2 is equivalent to str in Python3, so you can also write:
str(text, 'utf-8')
if you prefer.
...
TypeError: Missing 1 required positional argument: 'self'
I am new to python and have hit a wall. I followed several tutorials but cant get past the error:
6 Answers
...
Easy pretty printing of floats in python?
...'d add something potentially useful:
I know you wrote your example in raw Python lists, but if you decide to use numpy arrays instead (which would be perfectly legit in your example, because you seem to be dealing with arrays of numbers), there is (almost exactly) this command you said you made up:...
Python how to write to a binary file?
... bytearray(newFileBytes)
newFile.write(newFileByteArray)
If you're using Python 3.x, you can use bytes instead (and probably ought to, as it signals your intention better). But in Python 2.x, that won't work, because bytes is just an alias for str. As usual, showing with the interactive interprete...
adb server version doesn't match this client
...g End Process. Note that there are multiple instances of adb.exe below:
Linux (Android)
In a Linux environment, just use the kill -9 command. Something like this worked on an Android device running adb (use ps output, search using grep for a process starting with adb, get the Process ID from the...
Is Java really slow?
...tc.) can beat it; however, Java can be more than 10x as fast as PHP, Ruby, Python, etc. There are specific areas where it can beat common compiled languages (if they use standard libraries).
There is no excuse for "slow" Java applications now. Developers and legacy code/libraries are to blame, far ...
How do I check if a string is valid JSON in Python?
In Python, is there a way to check if a string is valid JSON before trying to parse it?
4 Answers
...
Python: Select subset from list based on index set
...Edit: The first option is equivalent to itertools.compress available since Python 2.7/3.1. See @Gary Kerr's answer.
property_asel = list(itertools.compress(property_a, good_objects))
share
|
impro...
Using Python's os.path, how do I go up one directory?
...
@OriolNieto Yes, as of version Python 3.4+ you can use pathlib.Path.parents[levels_up-1]. See this question for more solutions
– jwalton
Apr 4 '19 at 15:22
...