大约有 42,000 项符合查询结果（耗时：0.0277秒） [XML]
How to count the number of files in a directory using Python
...fficient than using glob.glob. To test if a filename is an ordinary file (and not a directory or other entity), use os.path.isfile():
import os, os.path
# simple version for working with CWD
print len([name for name in os.listdir('.') if os.path.isfile(name)])
# path joining version for other pa...
How come a non-const reference cannot bind to a temporary object?
... what you are doing and you are explicit about it (like, using reinterpret_cast). But if you bind a temporary to a non-const reference, you can keep passing it around "forever" just to have your manipulation of the object disappear, because somewhere along the way you completely forgot this was a te...
How do I determine the current operating system with Node.js
...node shell scripts for use when developing on a platform. We have both Mac and Windows developers. Is there a variable I can check for in Node to run a .sh file in one instance and .bat in another?
...
Detecting Windows or Linux? [duplicate]
I am seeking to run a common Java program in both Windows and Linux.
5 Answers
5
...
Why doesn't os.path.join() work in this case?
The below code will not join, when debugged the command does not store the whole path but just the last entry.
14 Answers
...
Batch Renaming of Files in a Directory
...
Such renaming is quite easy, for example with os and glob modules:
import glob, os
def rename(dir, pattern, titlePattern):
for pathAndFilename in glob.iglob(os.path.join(dir, pattern)):
title, ext = os.path.splitext(os.path.basename(pathAndFilename))
o...
Line-breaking widget layout for Android
...
For some reason I'm getting "ClassCastException android.view.view cannot be cast to android.view.viewgroup" when trying to inflate the view in the Android layout editor. Any idea on how to fix this?
– twig
Dec 18 '11 at ...
Relative paths in Python
... the interactive interpreter
>>> import foo
/Users/jason
foo.py
#and finally, at the shell:
~ % python foo.py
/Users/jason
foo.py
However, I do know that there are some quirks with __file__ on C extensions. For example, I can do this on my Mac:
>>> import collections #note tha...
python NameError: global name '__file__' is not defined
...ractive shell.
Python Shell doesn't detect current file path in __file__ and it's related to your filepath in which you added this line
So you should write this line os.path.join(os.path.dirname(__file__)) in file.py. and then run python file.py, It works because it takes your filepath.
...
How to retrieve the LoaderException property?
...ng it as one type, why create another variable with the same type and do a cast? This should suffice: catch (ReflectionTypeLoadException ex) { var loaderExceptions = ex.LoaderExceptions; }. Also, unless you expect the cast to fail and will check for null, it's better to do a direct cast so it will...