大约有 45,000 项符合查询结果（耗时：0.0258秒） [XML]
What do I have to do to get Core Data to automatically migrate models?
...mber numberWithBool:YES], NSInferMappingModelAutomaticallyOption, nil];
NSError *error;
_persistentStoreCoordinator = [[NSPersistentStoreCoordinator alloc] initWithManagedObjectModel: [self managedObjectModel]];
if (![_persistentStoreCoordinator addPersistentStoreWithType:NSSQLiteStoreType configu...
Getting the exception value in Python
...t exception classes will have an args attribute. Often, args[0] will be an error message.
It should be noted that just using str will return an empty string if there's no error message whereas using repr as pyfunc recommends will at least display the class of the exception. My take is that if you'r...
How do you overcome the svn 'out of date' error?
...on to another in Subversion, but I get an Item '*' is out of date commit error.
31 Answers
...
When should an IllegalArgumentException be thrown?
...o the works and cause something to fail halfway through with a nonsensical error message.
It's used for cases where it would be too annoying to throw a checked exception (although it makes an appearance in the java.lang.reflect code, where concern about ridiculous levels of checked-exception-throwi...
Store boolean value in SQLite
...teger
and some that will fail:
sqlite> INSERT INTO foo VALUES("-1");
Error: constraint failed
sqlite> INSERT INTO foo VALUES(0.24);
Error: constraint failed
sqlite> INSERT INTO foo VALUES(100);
Error: constraint failed
sqlite> INSERT INTO foo VALUES(NULL);
Error: foo.mycolumn may not ...
Error - trustAnchors parameter must be non-empty
...ing to configure my e-mail on Jenkins/Hudson, and I constantly receive the error:
44 Answers
...
catch all unhandled exceptions in ASP.NET Web Api
...override void Log(ExceptionLoggerContext context)
{
Trace.TraceError(context.ExceptionContext.Exception.ToString());
}
}
Then register with your application's HttpConfiguration, inside a config callback like so:
config.Services.Add(typeof(IExceptionLogger), new TraceExceptionLogge...
Creating default object from empty value in PHP?
I see this error only after upgrading my PHP environment to PHP 5.4 and beyond. The error points to this line of code:
16 A...
'App not Installed' Error on Android
...
Primarily for older phones
I only encountered the App not installed error when trying to install an apk on my phone which runs on 4.4.2 aka KitKat, but my friend did not encounter this error on his phone which runs on 6+. I tried the other solutions such as removing the old/debug version of t...
Opening project in Visual Studio fails due to nuget.targets not found error
... Thanks for this, would be nice if they gave a more helpful error message in VS for that.
– rossisdead
Oct 14 '14 at 17:37
2
...