external packages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 333 26 Running External Programs 336 26.1 Interpolation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Declarations The :: operator can be used to attach type annotations to expressions and variables in programs. There are two primary reasons to do this: 1. As an assertion to help confirm that your program multiple dispatch ends up being a powerful and convenient paradigm for structuring and organizing programs. Note 1In C++ or Java, for example, in a method call like obj.meth(arg1,arg2), the object obj

external packages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 333 26 Running External Programs 336 26.1 Interpolation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Declarations The :: operator can be used to attach type annotations to expressions and variables in programs. There are two primary reasons to do this: 1. As an assertion to help confirm that your program multiple dispatch ends up being a powerful and convenient paradigm for structuring and organizing programs. Note 1In C++ or Java, for example, in a method call like obj.meth(arg1,arg2), the object obj

packages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 299 26 Running External Programs 303 26.1 Interpolation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Declarations The :: operator can be used to attach type annotations to expressions and variables in programs. There are two primary reasons to do this: 1. As an assertion to help confirm that your program multiple dispatch ends up being a powerful and convenient paradigm for structuring and organizing programs. Note All the examples in this chapter assume that you are defining methods for a function in

external packages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 354 27 Running External Programs 357 27.1 Interpolation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Declarations The :: operator can be used to attach type annotations to expressions and variables in programs. There are two primary reasons to do this: 1. As an assertion to help confirm that your program multiple dispatch ends up being a powerful and convenient paradigm for structuring and organizing programs. 1In C++ or Java, for example, in a method call like obj.meth(arg1,arg2), the object obj "receives"

external packages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 354 27 Running External Programs 357 27.1 Interpolation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Declarations The :: operator can be used to attach type annotations to expressions and variables in programs. There are two primary reasons to do this: 1. As an assertion to help confirm that your program multiple dispatch ends up being a powerful and convenient paradigm for structuring and organizing programs. 1In C++ or Java, for example, in a method call like obj.meth(arg1,arg2), the object obj "receives"

external packages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 354 27 Running External Programs 357 27.1 Interpolation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Declarations The :: operator can be used to attach type annotations to expressions and variables in programs. There are two primary reasons to do this: 1. As an assertion to help confirm that your program multiple dispatch ends up being a powerful and convenient paradigm for structuring and organizing programs. 1In C++ or Java, for example, in a method call like obj.meth(arg1,arg2), the object obj "receives"

external packages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 330 26 Running External Programs 333 26.1 Interpolation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Declarations The :: operator can be used to attach type annotations to expressions and variables in programs. There are two primary reasons to do this: 1. As an assertion to help confirm that your program multiple dispatch ends up being a powerful and convenient paradigm for structuring and organizing programs. Note 1In C++ or Java, for example, in a method call like obj.meth(arg1,arg2), the object obj

external packages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 329 26 Running External Programs 332 26.1 Interpolation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Declarations The :: operator can be used to attach type annotations to expressions and variables in programs. There are two primary reasons to do this: 1. As an assertion to help confirm that your program multiple dispatch ends up being a powerful and convenient paradigm for structuring and organizing programs. Note 1In C++ or Java, for example, in a method call like obj.meth(arg1,arg2), the object obj

external packages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 330 26 Running External Programs 333 26.1 Interpolation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Declarations The :: operator can be used to attach type annotations to expressions and variables in programs. There are two primary reasons to do this: 1. As an assertion to help confirm that your program multiple dispatch ends up being a powerful and convenient paradigm for structuring and organizing programs. Note 1In C++ or Java, for example, in a method call like obj.meth(arg1,arg2), the object obj

external packages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 330 26 Running External Programs 333 26.1 Interpolation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Declarations The :: operator can be used to attach type annotations to expressions and variables in programs. There are two primary reasons to do this: 1. As an assertion to help confirm that your program multiple dispatch ends up being a powerful and convenient paradigm for structuring and organizing programs. Note 1In C++ or Java, for example, in a method call like obj.meth(arg1,arg2), the object obj