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How to make an enum conform to a protocol in Swift?
Swift documentation says that classes , structs , and enums can all conform to protocols, and I can get to a point where they all conform. But I can't get the enum to behave quite like the class and struct examples:
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Is a Python dictionary an example of a hash table?
...up "values" of any type. Is this implemented internally as a hash table? If not, what is it?
4 Answers
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How to add a TextView to LinearLayout in Android
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What if I wanted to have the following TextView: <TextView android:id="@+id/tvDInfo3" android:layout_width="0dp" android:layout_height="wrap_content" android:textStyle="bo...
What is the difference between HTML tags and ?
...a section of a page with an id or class , but I'm interested in knowing if there are times when one is preferred over the other.
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Structs in Javascript
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The only difference between object literals and constructed objects are the properties inherited from the prototype.
var o = {
'a': 3, 'b': 4,
'doStuff': function() {
alert(this.a + this.b);
}
};
o.doStuff(); // displays: 7
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AttributeError(“'str' object has no attribute 'read'”)
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@yourfriendzak read closely, it is two different functions with very similar names. json.load() takes a file like object with a read() method, json.loads() takes a string. It's easy to miss the "s" at the end and think they are the same method.
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Test parameterization in xUnit.net similar to NUnit
..."Foo")]
[InlineData(9)]
[InlineData(true)]
public void Should_be_assigned_different_values(object value)
{
Assert.NotNull(value);
}
In this example xUnit will run the Should_format_the_currency_value_correctly test once for every InlineDataAttribute each time passing the specified value as arg...
Rounded corner for textview in android
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Add android:shape="rectangle" if it didnt work for you
– kristyna
Dec 28 '16 at 20:14
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How do I assert an Iterable contains elements with a certain property?
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@GiulioCaccin I don't think it does. If you use JUnit, you could/should use the overloaded assertion methods and write assertTrue(..., "My own test failure message"); See more on junit.org/junit5/docs/current/api/org/junit/jupiter/api/…
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EF LINQ include multiple and nested entities
... the quickest way to get familiar with Linq and Lambda.
As a start - the difference between Select and Include is that that with a Select you decide what you want to return (aka projection). The Include is a Eager Loading function, that tells Entity Framework that you want it to include data from o...