大约有 42,000 项符合查询结果（耗时：0.0288秒） [XML]
What is the difference between association, aggregation and composition?
What is the difference between association, aggregation, and composition?
Please explain in terms of implementation.
19 An...
How to avoid “too many parameters” problem in API design?
I have this API function:
13 Answers
13
...
How to grey out a button?
I have a button defined as shown below. When I want to disable it I use my_btn.setEnabled(false) , but I would also like to grey it out. How can I do that?
...
What is the difference between static_cast and C style casting?
Is there any reason to prefer static_cast<> over C style casting? Are they equivalent? Is their any sort of speed difference?
...
Why does the order in which libraries are linked sometimes cause errors in GCC?
Why does the order in which libraries are linked sometimes cause errors in GCC?
9 Answers
...
Replacing instances of a character in a string
This simple code that simply tries to replace semicolons (at i-specified postions) by colons does not work:
13 Answers
...
Cannot make a static reference to the non-static method
Building a multi-language application in Java. Getting an error when inserting String value from R.string resource XML file:
...
Google Maps: How to create a custom InfoWindow?
The default Google Maps InfoWindow for a map marker is very round. How do I create a custom InfoWindow with square corners?
...
Importing CSV with line breaks in Excel 2007
I'm working on a feature to export search results to a CSV file to be opened in Excel. One of the fields is a free-text field, which may contain line breaks, commas, quotations, etc. In order to counteract this, I have wrapped the field in double quotes (").
...
How do I manage MongoDB connections in a Node.js web application?
I'm using the node-mongodb-native driver with MongoDB to write a website.
11 Answers
...