大约有 9,000 项符合查询结果（耗时：0.0263秒） [XML]
Finding the type of an object in C++
I have a class A and another class that inherits from it, B. I am overriding a function that accepts an object of type A as a parameter, so I have to accept an A. However, I later call functions that only B has, so I want to return false and not proceed if the object passed is not of type B.
...
How to run a method every X seconds
I'm developing an Android 2.3.3 application and I need to run a method every X seconds .
8 Answers
...
How to catch integer(0)?
Let's say we have a statement that produces integer(0) , e.g.
6 Answers
6
...
/bin/sh: pushd: not found
I am doing the following inside a make file
11 Answers
11
...
Find all elements on a page whose element ID contains a certain text using jQuery
I'm trying to find all elements on a page whose element ID contains a certain text. I'll then need to filter the found elements based on whether they are hidden or not. Any help is greatly appreciated.
...
Does hosts file exist on the iPhone? How to change it? [closed]
I am developing an application that query to the server. In my Mac, I use the hosts file to change the dns to point to a local server within my local area network.
...
Download and open PDF file using Ajax
I have an action class that generates a PDF. The contentType is set appropriately.
15 Answers
...
Is memcached a dinosaur in comparison to Redis? [closed]
I have worked quite a bit with memcached the last weeks and just found out about Redis. When I read this part of their readme, I suddenly got a warm, cozy feeling in my stomach:
...
How do I format a date with Dart?
I have an instance of DateTime and I would like to format that to a String. How do I do that? I want to turn the date into a string, something like "2013-04-20".
...