struct Dog { name: String, age: i8, } impl Pet for Dog { fn talk(&self) -> String { format!("Woof, my name is {}!", self.name) } } fn main() { let fido = Dog { name: String::from("Fido"), age: 5 }; fn talk(&self) -> String; 111 } impl Pet for Dog { fn talk(&self) -> String { format!("Woof, my name is {}!", self.name) } } impl Pet for Cat { fn talk(&self) -> String { String::from("Miau doctor") } } fn main() { let bob = User::new(String::from("Bob"), 32, 155.2); println!("I'm {} and my age is {}", bob.name, bob.age); } fn test_visit() { let mut bob = User::new(String::from("Bob")

variables differently based on their names). julia> x = 1.0 1.0 julia> y = -3 -3 julia> Z = "My string" "My string" julia> customary_phrase = "Hello world!" "Hello world!" julia> UniversalDeclarati literal $ in a string literal, escape it with a backslash: julia> print("I have \$100 in my account.\n") I have $100 in my account. 8.6 Triple-Quoted String Literals When strings are created using triple-quotes a lock my_lock, and lock it while we mutate a variable my_variable. This is done most simply with the @lock macro:CHAPTER 25. MULTI-THREADING 324 julia> my_lock = ReentrantLock(); julia> my_variable

variables differently based on their names). julia> x = 1.0 1.0 julia> y = -3 -3 julia> Z = "My string" "My string" julia> customary_phrase = "Hello world!" "Hello world!" julia> UniversalDeclarati literal $ in a string literal, escape it with a backslash: julia> print("I have \$100 in my account.\n") I have $100 in my account. 8.6 Triple-Quoted String Literals When strings are created using triple-quotes a lock my_lock, and lock it while we mutate a variable my_variable. This is done most simply with the @lock macro:CHAPTER 25. MULTI-THREADING 324 julia> my_lock = ReentrantLock(); julia> my_variable

variables differently based on their names). julia> x = 1.0 1.0 julia> y = -3 -3 julia> Z = "My string" "My string" julia> customary_phrase = "Hello world!" "Hello world!" julia> UniversalDeclarati literal $ in a string literal, escape it with a backslash: julia> print("I have \$100 in my account.\n") I have $100 in my account. 8.6 Triple-Quoted String Literals When strings are created using triple-quotes a lock my_lock, and lock it while we mutate a variable my_variable. This is done most simply with the @lock macro:CHAPTER 25. MULTI-THREADING 324 julia> my_lock = ReentrantLock(); julia> my_variable

variables differently based on their names). julia> x = 1.0 1.0 julia> y = -3 -3 julia> Z = "My string" "My string" julia> customary_phrase = "Hello world!" "Hello world!" julia> UniversalDeclarati literal $ in a string literal, escape it with a backslash: julia> print("I have \$100 in my account.\n") I have $100 in my account. 8.6 Triple-Quoted String Literals When strings are created using triple-quotes lock my_lock, and lock it while we mutate a variable my_variable. This is done most simply with the @lock macro: julia> my_lock = ReentrantLock(); julia> my_variable = [1, 2, 3]; julia> @lock my_lock

variables differently based on their names). julia> x = 1.0 1.0 julia> y = -3 -3 julia> Z = "My string" "My string" julia> customary_phrase = "Hello world!" "Hello world!" julia> UniversalDeclarati literal $ in a string literal, escape it with a backslash: julia> print("I have \$100 in my account.\n") I have $100 in my account. 8.6 Triple-Quoted String Literals When strings are created using triple-quotes lock my_lock, and lock it while we mutate a variable my_variable. This is done most simply with the @lock macro: julia> my_lock = ReentrantLock(); julia> my_variable = [1, 2, 3]; julia> @lock my_lock

variables differently based on their names). julia> x = 1.0 1.0 julia> y = -3 -3 julia> Z = "My string" "My string" julia> customary_phrase = "Hello world!" "Hello world!" julia> UniversalDeclarati literal $ in a string literal, escape it with a backslash: julia> print("I have \$100 in my account.\n") I have $100 in my account. 8.6 Triple-Quoted String Literals When strings are created using triple-quotes lock my_lock, and lock it while we mutate a variable my_variable. This is done most simply with the @lock macro: julia> my_lock = ReentrantLock(); julia> my_variable = [1, 2, 3]; julia> @lock my_lock

variables differently based on their names). julia> x = 1.0 1.0 julia> y = -3 -3 julia> Z = "My string" "My string" julia> customary_phrase = "Hello world!" "Hello world!" julia> UniversalDeclarati literal $ in a string literal, escape it with a backslash: julia> print("I have \$100 in my account.\n") I have $100 in my account. 8.6 Triple-Quoted String Literals When strings are created using triple-quotes lock my_lock, and lock it while we mutate a variable my_variable. This is done most simply with the @lock macro: julia> my_lock = ReentrantLock(); julia> my_variable = [1, 2, 3]; julia> @lock my_lock

variables differently based on their names). julia> x = 1.0 1.0 julia> y = -3 -3 julia> Z = "My string" "My string" julia> customary_phrase = "Hello world!" "Hello world!" julia> UniversalDeclarati literal $ in a string literal, escape it with a backslash: julia> print("I have \$100 in my account.\n") I have $100 in my account. 8.6 Triple-Quoted String Literals When strings are created using triple-quotes lock my_lock, and lock it while we mutate a variable my_variable. This is done most simply with the @lock macro: julia> my_lock = ReentrantLock(); julia> my_variable = [1, 2, 3]; julia> @lock my_lock

variables differently based on their names). julia> x = 1.0 1.0 julia> y = -3 -3 julia> Z = "My string" "My string" julia> customary_phrase = "Hello world!" "Hello world!" julia> UniversalDeclarati literal $ in a string literal, escape it with a backslash: julia> print("I have \$100 in my account.\n") I have $100 in my account. 7.6 Triple-Quoted String Literals When strings are created using triple-quotes to manage the library explicitly, such as: lib = Libdl.dlopen("./my_lib.so") # Open the library explicitly. sym = Libdl.dlsym(lib, :my_fcn) # Get a symbol for the function to call. @ccall $sym(...) #