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How to delete multiple files at once in Bash on Linux?
...stance running Amazon Linux 1 :) Thank you.
– Kyle Bridenstine
Nov 3 '18 at 19:27
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How to get awaitable Thread.Sleep?
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The other answers suggesting starting a new thread are a bad idea - there's no need to do that at all. Part of the point of async/await is to reduce the number of threads your application needs.
You should instead use Task.Delay which doesn't require a new thread, and was designed pre...
Composite Key with EF 4.1 Code First
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You can mark both ActivityID and ActivityName properties with Key annotation or you can use fluent API as described by @taylonr.
Edit:
This should work - composite key defined with annotations requires explicit column order:
public class ActivityTy...
Is there auto type inferring in Java?
...: var is not a keyword! From the JLS: "var is not a keyword, but rather an identifier with special meaning as the type of a local variable declaration". Thus, unlike keywords, there is nothing to stop you calling a variable or a method "var".
– Klitos Kyriacou
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Correct way to use get_or_create?
...nnon',
defaults={'birthday': date(1940, 10, 9)},
)
# get_or_create() didn't have to create an object.
>>> created
False
Explanation:
Fields to be evaluated for similarity, have to be mentioned outside defaults. Rest of the fields have to be included in defaults. In case CREATE event...
How to display a Yes/No dialog box on Android?
...icult (well, at least not programmer-friendly) to display a dialog in Android.
17 Answers
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How set the default repository
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Clojure 1.2.1/1.3/1.4 'proxy generated in Grails 2.0.0 runtime fails. 1.2.0 is fine
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R object identification
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Possible Loss of Fraction
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When you divide two int's into a floating point value the fraction portion is lost. If you cast one of the items to a float, you won't get this error.
So for example turn 10 into a 10.0
double returnValue = (myObject.Value / 10.0);
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