大约有 40,000 项符合查询结果（耗时：0.0485秒） [XML]
what is the most efficient way of counting occurrences in pandas?
...uld be much slower than max. Both take some time to avoid missing values. (Compare with size.)
In any case, value_counts has been specifically optimized to handle object type, like your words, so I doubt you'll do much better than that.
...
PHP server on local machine?
... Just adding this article for anyone who is going for XAMPP/MAMP: dwuser.com/education/content/…
– Richard Fu
Aug 7 '17 at 9:24
...
CSS scrollbar style cross browser [duplicate]
...
See stackoverflow.com/a/14150577/276648 for a more complete answer with alternatives.
– user276648
Jul 10 '13 at 7:45
...
Is there a link to GitHub for downloading a file in the latest release of a repository?
...s late, but I just implemented a simple redirect to support https://github.com/USER/PROJECT/releases/latest/download/package.zip. That should redirected to the latest tagged package.zip release asset. Hope it's handy!
share
...
ORA-12514 TNS:listener does not currently know of service requested in connect descriptor
...
|
show 4 more comments
47
...
Increase number of axis ticks
... a pattern...if this were a boxplot, something like max-min/30 is a pretty common "bucket" size...but that may or may not be a good starting point for you.
– Chase
Jul 4 '12 at 22:39
...
Handling colon in element ID with jQuery
...
add a comment
|
86
...
What is the optimal length for an email address in a database?
...imum length of an email address is 254 characters.
Every email address is composed of two parts. The local part that comes before the '@' sign, and the domain part that follows it. In "user@example.com", the local part is "user", and the domain part is "example.com".
The local part must not exceed...
Green Bars in Visual Studio 2010
...
edited Jun 20 at 9:12
Community♦
111 silver badge
answered May 12 '10 at 22:53
adrianbanksadrianba...
How to make pipes work with Runtime.exec()?
...
Write a script, and execute the script instead of separate commands.
Pipe is a part of the shell, so you can also do something like this:
String[] cmd = {
"/bin/sh",
"-c",
"ls /etc | grep release"
};
Process p = Runtime.getRuntime().exec(cmd);
...