conditional

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In Python, can I process two variables in one conditional?

Is it possible to simplify this? Perhaps combined the two? Teach me the ways of DRY :-\\ o = old_last_result[详细]

2023-02-07 03:26 分类：问答
javascript conditional returning unexpected result

I\'m doing a simple number comparison on the keyUp event of an input field.For some reason, I\'m not getting the expected result, and I can\'t figure out why.What should happen is that if the user-ent[详细]

2023-02-07 00:44 分类：问答
How do I properly setup a conditional validator in symfony 1.4?

For some reason, the fields in my form are not being validated. Perhaps someone can point out any errors or missing items in my code. I was trying to follow the example here: http://www.symfony-projec[详细]

2023-02-05 23:41 分类：问答
Avoid whitespace in JSTL c:set statement

I have a JSP file that generates a list of LIs, where the first and the last item in the list get a special class assigned to them. I currently use the following bit for that:[详细]

2023-02-05 20:28 分类：问答
test for subclass with getType in conditional in java

I have to find out if a method return type is a subclass of a certain base class. So far I can find no built in way to do this, I can only find a way to test for an exact class match. I can also do th[详细]

2023-02-05 19:07 分类：问答
Does this conditional css loading for IE7 and lower work for IE8 in compability mode?

Does this conditional css loading for IE7 and lower work for IE8 in compability mode? <!--[if lt IE 8]>[详细]

2023-02-05 19:05 分类：问答
Conditional "Browsable" Attribute

Is there a way to make a \"Browsable\" attribute conditional, so the property that applies it will some开发者_JS百科times appear in the properties page and sometimes not?[详细]

2023-02-05 04:16 分类：问答
How does $@ work in a make conditional?

I\'m using GNU Make 3.80.In my Makefile, I use automatic variable $@ to refer to the current target. @echo current target is ... [$@][详细]

2023-02-04 22:54 分类：问答
When should you check for errors using "if" , and when should you use exceptions? [duplicate]

This question already has answers here: Condition checking vs. Exception handling [duplicate] (7 answers)[详细]

2023-02-04 16:34 分类：问答
How does this If conditional work in Python?

from google.appengine.api import users from google.appengine.ext import webapp from google.appengine.ext.webapp.util import run_wsgi_app[详细]

2023-02-04 16:11 分类：问答