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Selenium wait until document is ready
... I tried this idea in a VB test app. Works most of the time. I get this error sometimes: System.InvalidOperationException : JavaScript error (UnexpectedJavaScriptError) at OpenQA.Selenium.Remote.RemoteWebDriver.UnpackAndThrowOnError(Response errorResponse) Test app clicks on level 2 menu link,...
Passing Data between View Controllers
...ControllerB that ViewControllerA is its delegate, otherwise we will get an error.
ViewControllerB *viewControllerB = [[ViewControllerB alloc] initWithNib:@"ViewControllerB" bundle:nil];
viewControllerB.delegate = self
[[self navigationController] pushViewController:viewControllerB animated:YES];
...
@UniqueConstraint annotation in Java
...nnotating multiple unique keys at the table level, which is why you get an error when applying it to a field.
References (JPA TopLink):
@UniqueConstraint
@Column
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LINQ to Entities does not recognize the method
I'm getting the following error when trying to do a linq query:
4 Answers
4
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Circular (or cyclic) imports in Python
...y. He does not use from x import y, and yet still gets the circular import error
– Greg Ennis
Jun 30 '14 at 14:09
2
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How do I enable EF migrations for multiple contexts to separate databases?
...run Enable-Migrations in the PM console (Visual Studio 2012), there's an error because of there being multiple contexts:
...
slf4j: how to log formatted message, object array, exception
...levant FAQ entry.
So, writing (in SLF4J version 1.7.x and later)
logger.error("one two three: {} {} {}", "a", "b",
"c", new Exception("something went wrong"));
or writing (in SLF4J version 1.6.x)
logger.error("one two three: {} {} {}", new Object[] {"a", "b",
"c"...
How to use WPF Background Worker
...WriteLine("Operation Cancelled");
}
else if (e.Error != null)
{
Console.WriteLine("Error in Process :" + e.Error);
}
else
{
Console.WriteLine("Operation Completed :" + e.Result); ...
To prevent a memory leak, the JDBC Driver has been forcibly unregistered
.... Those kind of memory leaks are one of the major causes behind OutOfMemoryError issues during Tomcat hotdeployments.
Move the JDBC driver to Tomcat's /lib folder and have a connection pooled datasource to manage the driver. Note that Tomcat's builtin DBCP does not deregister drivers properly on clo...
shell init issue when click tab, what's wrong with getcwd?
once i click Tab on bash, the error message will appear, what's wrong?
4 Answers
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