大约有 47,000 项符合查询结果（耗时：0.0526秒） [XML]
Must JDBC Resultsets and Statements be closed separately although the Connection is closed afterward
It is said to be a good habit to close all JDBC resources after usage. But if I have the following code, is it necessary to close the Resultset and the Statement?
...
How to sort a list of strings numerically?
...our strings to ints. Or rather, you did, but then you didn't do anything with the results. What you want is:
list1 = ["1","10","3","22","23","4","2","200"]
list1 = [int(x) for x in list1]
list1.sort()
If for some reason you need to keep strings instead of ints (usually a bad idea, but maybe you...
Checkstyle vs. PMD
... using Maven2 so Checkstyle and PMD integration come for free. However it looks like there is a large overlap in functionality between these two tools, in terms of enforcing basic style rules.
...
How do I prevent Eclipse from hanging on startup?
...sue, but in my case, I tracked the files that Eclipse was polling against with SysInternals Procmon, and found that Eclipse was constantly polling a fairly large snapshot file for one of my projects. Removed that, and everything started up fine (albeit with the workspace in the state it was at the ...
Set up a scheduled job?
...ing something like Celery, mentioned in the other answers. In particular, with Celery it is nice to not have to spread your application logic out into crontab files. However the cron solution works quite nicely for a small to medium sized application and where you don't want a lot of external depend...
Put content in HttpResponseMessage object?
...simply pass a data type into the constructor, and then return the message with that data, but not anymore.
8 Answers
...
Is it possible to include a file in your .gitconfig
I'd like to include a file in my .gitconfig that has my github settings - is this possible?
4 Answers
...
LaTeX Optional Arguments
How do you create a command with optional arguments in LaTeX?
Something like:
6 Answers
...
Guava: Why is there no Lists.filter() function?
...
It wasn't implemented because it would expose a perilous large number of slow methods, such as #get(index) on the returned List view (inviting performance bugs). And ListIterator would be a pain to implement as well (though I...
How to get Vim to highlight non-ascii characters?
...ange up to \xFF instead of \x7F using /[^\x00-\xFF].
You may also express it in decimal via \d:
/[^\d0-\d127]
If you need something more specific, like exclusion of non-printable characters, you will need to add those ranges into the character class [].
...