大约有 7,300 项符合查询结果（耗时：0.0294秒） [XML]
How to throw an exception in C?
...
There are no exceptions in C. In C the errors are notified by the returned value of the function, the exit value of the process, signals to the process (Program Error Signals (GNU libc)) or the CPU hardware interruption (or other notification e...
Attempt to set a non-property-list object as an NSUserDefaults
...Coding methods doesn't help. You can only store things like NSArray, NSDictionary, NSString, NSData, NSNumber, and NSDate in NSUserDefaults.
You need to convert the object to NSData (like you have in some of the code) and store that NSData in NSUserDefaults. You can even store an NSArray of NSData ...
How to insert element into arrays at specific position?
...
array_slice() can be used to extract parts of the array, and the union array operator (+) can recombine the parts.
$res = array_slice($array, 0, 3, true) +
array("my_key" => "my_value") +
array_slice($array, 3, count($array)-3, true);
This example:
$array = array(
'zero' =&...
Why does the C# compiler go mad on this nested LINQ query?
...l free memory on my machine) and very long time to compile (actually I get IO exception after 10 minutes).
1 Answer
...
What is the second parameter of NSLocalizedString()?
...
The comment string is ignored by the application. It is used for a translator's benefit, to add meaning to the contextual usage of the key where it is found in your application.
For example, the Hello_World_Key key may take different values in a given language, depend...
Suppress warning “Category is implementing a method which will also be implemented by its primary cl
...s, you typically create a subclass instead of a category.
Apple documentation: Customizing existing classes
If the name of a method declared in a
category is the same as a method in the original class, or a method in
another category on the same class (or even a superclass), the
behavior ...
Should I use AppDomain.CurrentDomain.BaseDirectory or System.Environment.CurrentDirectory?
...e1. Today I was observing a customer over a remote (terminal services) session and exe2 failed to run 'File not found' error, yet exe1 was in the same directory when we checked. So should I be using AppDomain.CurrentDomain.BaseDirectory or System.Environment.CurrentDirectory ?
...
Is it possible to specify a starting number for an ordered list?
...that this was supported (now deprecated) in HTML 4.01. In this specification they say that you can specify the starting integer by using CSS. (instead of the start attribute)
...
How to read a CSV file into a .NET Datatable
...worked perfectly for me out of the box, without even reading the documentation.
– smirkingman
May 29 '13 at 10:24
Will...
Is there any way to hide “-” (Delete) button while editing UITableView
...edit mode, where user is allowed only to reorder the rows no delete permission is given.
5 Answers
...