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AWS S3: how do I see how much disk space is using
... Beware: if the bucket is empty the command would fail with the following error: In function sum(), invalid type for value: None, expected one of: ['array-number'], received: "null" Otherwise the query works great!
– mechatroner
Feb 24 at 22:14
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How do you find out the type of an object (in Swift)?
...licitly unwrapped optionals! i.e. var myVar: SomeType!. Compiler gives the error "Cannot convert value of type 'SomeType!.Type' (aka 'ImplicitlyUnwrappedOptional<SomeType>.Type') to expected argument type 'AnyClass' (aka 'AnyObject.Type') Compiler suggest adding as! AnyClass after the type bu...
Check OS version in Swift?
...
func runNewCode() {
guard #available(iOS 13.0, *) else {
fatalError()
}
// do new stuff
}
func runLegacyCode() {
// do old stuff
}
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Is there an easy way to pickle a python function (or otherwise serialize its code)?
... initialized as defaultdict(lambda : defaultdict(int)). But it returns the error ValueError: unmarshallable object. Note I'am usin python2.7. Any idea? Thanks
– user17375
May 8 '13 at 4:56
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How can I convert a datetime object to milliseconds since epoch (unix time) in Python?
...z.UTC). This is necessary if dt is timezone aware or else you will get TypeError: can't subtract offset-naive and offset-aware datetimes
– FGreg
Sep 1 '16 at 18:03
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How do getters and setters work?
... Void is actually necessary here. If you don't have it you get: error: invalid method declaration; return type required
– Dan
Aug 18 '14 at 8:21
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Using DNS to redirect to another URL with a path [closed]
...L, turning it into "www.example.com/foo/bar/baz.html/" and returning a 404 error.
– Earl Ruby
Sep 10 '19 at 23:59
Unfo...
Best data type to store money values in MySQL
... integer gives certainty that your application will not incur that kind of error. This may not be the best solution though. I arrived at this page while researching solutions and I'm not done yet.
– Gary Ott
Jun 2 '17 at 9:00
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Uncatchable ChuckNorrisException
...s not extend Throwable.
UPDATE:
It doesn't work. It generates a verifier error:
Exception in thread "main" java.lang.VerifyError: (class: TestThrow, method: ma\
in signature: ([Ljava/lang/String;)V) Can only throw Throwable objects
Could not find the main class: TestThrow. Program will exit.
U...
Create singleton using GCD's dispatch_once in Objective-C
...ods. If another programmer wants use method marked as unavailable, he gets error
– Sergey Petruk
Apr 13 '16 at 11:17
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