大约有 45,000 项符合查询结果（耗时：0.0605秒） [XML]
Return only string message from Spring MVC 3 Controller
... annotation:
The @ResponseBody annotation [...] can be put on a method and indicates that the return type should be written straight to the HTTP response body (and not placed in a Model, or interpreted as a view name).
...
Argparse: Required argument 'y' if 'x' is present
...ts of options.
The simplest way to deal with this would be:
if args.prox and (args.lport is None or args.rport is None):
parser.error("--prox requires --lport and --rport.")
share
|
improve t...
Where to define custom error types in Ruby and/or Rails?
...ou define exceptions in this way:
gem_dir/lib/gem_name/exceptions.rb
and defined as:
module GemName
class AuthenticationError < StandardError; end
class InvalidUsername < AuthenticationError; end
end
an example of this would be something like this in httparty
For Ruby on Rails
...
How to handle static content in Spring MVC?
I am developing a webapp using Spring MVC 3 and have the DispatcherServlet catching all requests to '/' like so (web.xml):
...
How to get the seconds since epoch from the time + date output of gmtime()?
How do you do reverse gmtime() , where you put the time + date and get the number of seconds?
6 Answers
...
How do I script a “yes” response for installing programs?
I work with Amazon Linux instances and I have a couple scripts to populate data and install all the programs I work with, but a couple of the programs ask:
...
Why is Python 3.x's super() magic?
...as kicked off by Guido, who initially envisioned super becoming a keyword, and the idea of using a cell to look up the current class was also his. Certainly, the idea to make it a keyword was part of the first draft of the PEP.
However, it was in fact Guido himself who then stepped away from the ke...
Creating java date object from year,month,day
...ood Answer, but specify a time zone if known. A LocalDate has no time zone and so does not represent an exact moment on the timeline. If your context indicates a time zone, apply it to get a ZonedDateTime object: LocalDate.parse("2015-12-22").atStartOfDay( ZoneId.of( "America/Montreal" ) )
...
.htaccess mod_rewrite - how to exclude directory from rewrite rule
...
@Kelvin: The alternation ($|/) should handle both cases.
– Gumbo
Dec 4 '09 at 21:56
...
Why doesn't Haskell's Prelude.read return a Maybe?
...e shuffle. There should be such a function, although one is easy to write (and there are zillions of very similar versions floating around many codebases).
See also this discussion.
Personally, I use the version from the safe package.
...