Recent questions tagged operator

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operator overloading - Overload Python 'in' to return non-bool

I'm trying to overload the in operator for a class to return a non-bool object, but it seems to cast anyway. ... to end up with a SubsetFilter? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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operator overloading - checking for self-assignment in fortran overloaded assignment

I am trying to implement a polynomial class with fortran 2003, with overloaded arithmetic operations and assignments. The ... t do it right.) See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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operator keyword - How to use like in XPath?

I have a page that searches with filters. I have this code for example, xmlTempResultSearch = xmlResidentListDisplay. ... all contains 'sant' See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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operator overloading - Why can '=' not be overloaded in C#?

I was wondering, why can't I overload '=' in C#? Can I get a better explanation? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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519 views

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operator overloading - Ruby method for +=

Is there a way to make Ruby able to do something like this? class Plane @moved = 0 @x = 0 def x+=(v) # ... # moved 2 times, current x is 15 See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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415 views

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operator overloading - What does +@ mean as a method in ruby

I was reading some code and I saw something along the lines of module M def +@ self end end I was surprised ... @ means and why is it legal? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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operator overloading - c++ error C2662 cannot convert 'this' pointer from 'const Type' to 'Type &'

I am trying to overload the c++ operator== but im getting some errors... error C2662: 'CombatEvent::getType' ... unitType; } can anybody help? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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operator keyword - What is the meaning of a dot (.) after an integer in c?

I would like to know if anybody knew what a . after an integer in C means. i have this piece of code i ... acos(-x/dist)+.5*CIRCLE_RADIANS; } See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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380 views

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operator precedence - a += a++ * a++ * a++ in Java. How does it get evaluated?

I came across this problem in this website, and tried it in Eclipse but couldn't understand how exactly ... about this operator precedence. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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334 views

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operator precedence - Control validation annotations order?

A field has two validation annotations @NotEmpty @Length(min=3,max=100) String firstName; Observation If that field ... ? Thanks in advance. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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378 views

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operator precedence - Order of execution of parameters guarantees in Java?

Given the following function call in C: fooFunc( barFunc(), bazFunc() ); The order of execution of barFunc and ... like C is that unspecified? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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operator precedence - Why is the order of evaluation for function parameters unspecified in c++?

The standard doesn't specify the order of evaluation of arguments with this line: The order of evaluation of ... of this unspecified spec? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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392 views

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operator overloading - Override the Equivalence Comparison in Javascript

Is it possible to override the equivalence comparison in Javascript? The closest I have gotten to a solution is by ... ://jsfiddle.net/tWyHg/5/ See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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422 views

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operator overloading - Groovy different results on using equals() and == on a GStringImpl

According to the Groovy docs, the == is just a "clever" equals() as it also takes care of avoiding ... or something that I'm missing? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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