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How to set environment variables in Python?
...EBUSSY'] = str(myintvariable)
then for retrieval, consider that to avoid errors, you should try
os.environ.get('DEBUSSY', 'Not Set')
possibly substitute '-1' for 'Not Set'
so, to put that all together
myintvariable = 1
os.environ['DEBUSSY'] = str(myintvariable)
strauss = int(os.environ.get('S...
@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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How do I completely uninstall Node.js, and reinstall from beginning (Mac OS X)
...
I tried it but again getting same error Error: The brew link step did not complete successfully
– Chandni
Jul 20 '18 at 2:54
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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,...
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"...
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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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];
...
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:
...
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); ...