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Checking whether a variable is an integer or not [duplicate]
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Your sympy.Rational test doesn't quite do what you're thinking, because sympy.Rational(5) evaluates to an instance of sympy.Integer. Any operation that would produce a Rational with an integer value instead produces an Integer.
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How should I write tests for Forms in Django?
I'd like to simulate requests to my views in Django when I'm writing tests. This is mainly to test the forms. Here's a snippet of a simple test request:
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access denied for load data infile in MySQL
...cribed by Yamir in his post I couldn't make it work.
The file was in /tmp/test.csv with 777 permissions. The MySQL user had file permissions, LOCAL option was not allowed by my MySQL version, so I was stuck.
Finally I was able to solve the problem by running:
sudo chown mysql:mysql /tmp/test.csv
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How to know what the 'errno' means?
When calling execl(...) , I get an errno=2 . What does it mean? How can I know the meaning of this errno ?
15 Answers
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Creating a copy of a database in PostgreSQL [closed]
...database is under traffic, I'm simply using:
pg_dump production-db | psql test-db
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WebAPI Multiple Put/Post parameters
... Thank you, I have tried your solution by creating my own API and testing it through Postman and it is working fine;But I have added a fourth parameter like var test= {"Name" : "test" } and added it to myData object and it was sent successfully; is there anyway to avoid this and to restrict...
What is the difference between 'typedef' and 'using' in C++11?
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All standard references below refers to N4659: March 2017 post-Kona working draft/C++17 DIS.
Typedef declarations can, whereas alias declarations cannot, be used as initialization statements
But, with the first two non-temp...
How to define static property in TypeScript interface
...e without an instance, you also can... but it is a bit fussy.
interface DateStatic extends Date {
MinValue: Date;
}
Date['MinValue'] = new Date(0);
Called using:
var x: DateStatic = <any>Date; // We aren't using an instance
console.log(x.MinValue);
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Dealing with “Xerces hell” in Java/Maven?
...Do they go with the same version of Xerces or use something else?
Actually test their parsing (e.g. through unit testing) and classloading as well as not to clutter up their classpath.
Not all developers keep track of newly introduced dependencies (e.g. with mvn dependency:tree). This approach wi...
Using isKindOfClass with Swift
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Another approach using the new Swift 2 syntax is to use guard and nest it all in one conditional.
guard let touch = object.AnyObject() as? UITouch, let picker = touch.view as? UIPickerView else {
return //Do Nothing
}
//Do something with picker
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