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How to define “type disjunction” (union types)?
...pecific case of Any*, this trick below won't work, as it will not accept mixed types. However, since mixed types wouldn't work with overloading either, this may be what you want.
First, declare a class with the types you wish to accept as below:
class StringOrInt[T]
object StringOrInt {
implicit...
Why when a constructor is annotated with @JsonCreator, its arguments must be annotated with @JsonPro
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@MariuszS That is true but this post explains how to get rid of extraneous annotations with the help of Java8 compiler flag and a Jackson module. I've tested the approach and it works.
– quantum
Sep 21 '15 at 17:46
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Moq mock method with out specifying input parameter
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You can use It.IsAny<T>() to match any value:
mockInvoice.Setup(x => x.IsInFinancialYear(It.IsAny<FinancialYearLookup>())).Returns(true);
See the Matching Arguments section of the quick start.
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How do I view the type of a scala expression in IntelliJ
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Select expression and type Alt + =.
If you want to change the shortcut go to Preferences > Keymap and enter "Type Info" in the search field.
In older versions, it's Shift + Ctrl + Alt + T.
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Why should hash functions use a prime number modulus?
...ought a data structures book off the bargain table for $1.25. In it, the explanation for a hashing function said that it should ultimately mod by a prime number because of "the nature of math".
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LINQ - Convert List to Dictionary with Value as List
... the following
List<MyObject> list = ...;
var map = list
.GroupBy(x => x.KeyedProperty)
.ToDictionary(x => x.Key, x => x.ToList());
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Getting vertical gridlines to appear in line plot in matplotlib
...ame from an sql query in python to generate a line plot with dates on the x-axis. I'm not sure why they do not appear on the dates and I have tried to search for an answer to this but couldn't find one.
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Git commit in terminal opens VIM, but can't get back to terminal
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To save your work and exit press Esc and then :wq (w for write and q for quit).
Alternatively, you could both save and exit by pressing Esc and then :x
To set another editor run export EDITOR=myFavoriteEdioron your terminal, where myFavoriteEdior...
How do browser cookie domains work?
...ge onto your questions, the following should apply:
Cookie with Domain=.example.com will be available for www.example.com
Cookie with Domain=.example.com will be available for example.com
Cookie with Domain=example.com will be converted to .example.com and thus will also be available for www.examp...
What's the difference between JavaScript and JScript?
...Just different names for what is really ECMAScript. John Resig has a good explanation.
Here's the full version breakdown:
IE 6-7 support JScript 5 (which is equivalent to ECMAScript 3, JavaScript 1.5)
IE 8 supports JScript 6 (which is equivalent to ECMAScript 3, JavaScript 1.5 - more bug fixes ov...