大约有 16,800 项符合查询结果（耗时：0.0312秒） [XML]
Using multiple delimiters in awk
I have a file which contain following lines:
7 Answers
7
...
Do regular expressions from the re module support word boundaries (\b)?
While trying to learn a little more about regular expressions, a tutorial suggested that you can use the \b to match a word boundary. However, the following snippet in the Python interpreter does not work as expected:
...
How does one remove an image in Docker?
I'm running Docker under Vagrant under OS X 10.8.4 (Mountain Lion), and whenever I try to delete a saved image, I get an error:
...
echo that outputs to stderr
Is there a standard Bash tool that acts like echo but outputs to stderr rather than stdout?
15 Answers
...
HTML button to NOT submit form
I have a form. Outside that form, I have a button. A simple button, like this:
7 Answers
...
Check if a number is int or float
Here's how I did it:
17 Answers
17
...
Resuming git-svn clone
I started cloning an SVN repository using the git-svn's clone operation. After about 6 hours of importing (it's a big repo), my computer went and slept on me. Is there a way to resume the operation without redoing all of the initial work?
...
Check if multiple strings exist in another string
How can I check if any of the strings in an array exists in another string?
15 Answers
...
Shuffling a list of objects
I have a list of objects and I want to shuffle them. I thought I could use the random.shuffle method, but this seems to fail when the list is of objects. Is there a method for shuffling objects or another way around this?
...