大约有 42,000 项符合查询结果（耗时：0.0703秒） [XML]
Service vs IntentService in the Android platform
...t.
Below are some key differences between Service and IntentService.
When to use?
The Service can be used in tasks with no UI, but shouldn't be too long. If you need to perform long tasks, you must use threads within Service.
The IntentService can be used in long tasks usually with no communicat...
SQL - many-to-many table primary key
...
With a simple two-column many-to-many mapping, I see no real advantage to having a surrogate key. Having a primary key on (col1,col2) is guaranteed unique (assuming your col1 and col2 values in the referenced tables are unique) and a separate index on (co...
ReactJS: Modeling Bi-Directional Infinite Scrolling
Our application uses infinite scrolling to navigate large lists of heterogenous items. There are a few wrinkles:
3 Answers
...
MySQL LIKE IN()?
...
A REGEXP might be more efficient, but you'd have to benchmark it to be sure, e.g.
SELECT * from fiberbox where field REGEXP '1740|1938|1940';
share
|
improve this answer...
Is “argv[0] = name-of-executable” an accepted standard or just a common convention?
When passing argument to main() in a C or C++ application, will argv[0] always be the name of the executable? Or is this just a common convention and not guaranteed to be true 100% of the time?
...
Growing Amazon EBS Volume sizes [closed]
I'm quite impressed with Amazon's EC2 and EBS services. I wanted to know if it is possible to grow an EBS Volume.
11 Answer...
Integrated Markdown WYSIWYG text editor
In looking for a straightforward WYSIWYG editor for Markdown code, I am not finding a comparible UI to that of CkEditor, TinyMCE, ect.
...
Objective-C: Reading a file line by line
...iate way of dealing with large text files in Objective-C? Let's say I need to read each line separately and want to treat each line as an NSString. What is the most efficient way of doing this?
...
Real World Example of the Strategy Pattern
I've been reading about the OCP principal and how to use the strategy pattern to accomplish this.
17 Answers
...
Hidden Features of Xcode 4
Now that Xcode 4 is officially released it's time for a follow up to my previous question: Hidden Features of Xcode
23 Ans...