大约有 42,000 项符合查询结果（耗时：0.0646秒） [XML]
Better way of incrementing build number?
I have been using a shell script as part of my Xcode build process to increment the build number within the plist file, however it's making Xcode 4.2.1 crash frequently (with an error about the target not belonging to a project; I'm guessing the changing of the plist file is confusing Xcode in s...
What is Java String interning?
What is String Interning in Java, when I should use it, and why ?
7 Answers
7
...
Semantic Issue: Property's synthesized getter follows Cocoa naming convention for returning 'owned'
I'm currently using the iOS 5 SDK trying to develop my app.
I'm trying to make an NSString a property, and then to synthesize it in the .m file (I have done this before with no issues). Now, I came across this: "Semantic Issue: Property's synthesized getter follows Cocoa naming convention for return...
Why are iframes considered dangerous and a security risk?
Why are iframes considered dangerous and a security risk? Can someone describe an example of a case where it can be used maliciously?
...
Formatting a number with leading zeros in PHP [duplicate]
I have a variable which contains the value 1234567 .
12 Answers
12
...
Create new tmux session from inside a tmux session
I'm writing a shell script that creates / attaches or switches to a given session, depending on whether one is inside tmux and the session exists.
...
Why is Go so slow (compared to Java)?
As we could see from The Computer Language Benchmarks Game in 2010:
10 Answers
10
...
How to create a colored 1x1 UIImage on the iPhone dynamically?
I would like to create a 1x1 UIImage dynamically based on a UIColor.
6 Answers
6
...
Can enums be subclassed to add new elements?
I want to take an existing enum and add more elements to it as follows:
15 Answers
15
...
how to emulate “insert ignore” and “on duplicate key update” (sql merge) with postgresql?
Some SQL servers have a feature where INSERT is skipped if it would violate a primary/unique key constraint. For instance, MySQL has INSERT IGNORE .
...