© 2024 Bloomberg Finance L.P.© 2024 Bloomberg Finance L.P. What’s Eating My RAM? CppCon 2024 September 17, 2024 Jianfei Pan Software Engineer, Portfolio/Risk AnalyticsA story 🚨 90% Memory Used: What’s

method: class Animal { public $age; public function eat() { echo 'the animal is eating'; } } A dog is an animal and has an age and can eat too, so the Dog class instead of reimplementing public function eat() { echo 'the animal is eating'; } } class Dog extends Animal { public function eat() { echo 'the dog is eating'; } } Now any instance of Dog will use want to have a Status enum that has 3 states: EATING SLEEPING RUNNING , the 3 states of a dog’s day. So you have: enum Status { case EATING; case SLEEPING; case RUNNING; } Now

Operator Overloading 44. Virtual Environments 1. Introduction to Python 5 Python is literally eating the programming world. It is growing in popularity and usage in ways that are pretty much unprecedented different classes: 88 class Dog: def eat(): print('Eating dog food') class Cat: def eat(): print('Eating cat food') Then we can generate objects and we can call the

will only be available when their two nearest neighbors are thinking, not eating. After an individual philosopher finishes eating, they will put down both forks. You will need a local Cargo installation has a new idea!", &self.name)) .unwrap(); } fn eat(&self) { // Pick up forks... println!("{} is eating...", &self.name); thread::sleep(Duration::from_millis(10)); } } static PHILOSOPHERS: &[&str] = = self.left_fork.lock().unwrap(); let _right = self.right_fork.lock().unwrap(); println!("{} is eating...", &self.name); thread::sleep(Duration::from_millis(10)); } } static PHILOSOPHERS: &[&str] =

will only be available when their two nearest neighbors are thinking, not eating. After an individual philosopher finishes eating, they will put down both forks. You will need a local Cargo installation has a new idea!", &self.name)) .unwrap(); } fn eat(&self) { // Pick up forks... println!("{} is eating...", &self.name); thread::sleep(Duration::from_millis(10)); } } static PHILOSOPHERS: &[&str] = = self.left_fork.lock().unwrap(); let _right = self.right_fork.lock().unwrap(); println!("{} is eating...", &self.name); thread::sleep(Duration::from_millis(10)); } } static PHILOSOPHERS: &[&str] =

, & self.name ( ( . unwrap ) ( ; { fn eat(&self ( } / / Pick up forks . . . println!("{} is eating...", &self.name ( ; thread::sleep(Duration::from_millis(10 ( ( ; { { static PHILOSOPHERS: &[&str left_fork.lock().unwrap ) ( ; let _right = self.right_fork.lock().unwrap ) ( ; println!("{} is eating...", &self.name ( ; thread::sleep(Duration::from_millis(10 ( ( ; { { static PHILOSOPHERS: &[&str unwrap ) ( ; { async fn eat(&self ( } / / Keep trying until we have both forks println!("{} is eating...", &self.name ( ; time::sleep(time::Duration::from_millis(5)).await ; { { static PHILOSOPHERS:

has a new idea!", &self.name)) .unwrap(); } fn eat(&self) { // Pick up forks... println!("{} is eating...", &self.name); thread::sleep(Duration::from_millis(10)); } } static PHILOSOPHERS: &[&str] = = self.left_fork.lock().unwrap(); let _right = self.right_fork.lock().unwrap(); println!("{} is eating...", &self.name); thread::sleep(Duration::from_millis(10)); } } static PHILOSOPHERS: &[&str] = unwrap(); } 342 async fn eat(&self) { // Keep trying until we have both forks println!("{} is eating...", &self.name); time::sleep(time::Duration::from_millis(5)).await; } } static PHILOSOPHERS:

new idea!", &self.name)) 317 .unwrap(); } fn eat(&self) { // Pick up forks... println!("{} is eating...", &self.name); thread::sleep(Duration::from_millis(10)); } } static PHILOSOPHERS: &[&str] = = self.left_fork.lock().unwrap(); let _right = self.right_fork.lock().unwrap(); println!("{} is eating...", &self.name); thread::sleep(Duration::from_millis(10)); } } static PHILOSOPHERS: &[&str] = unwrap(); } 342 async fn eat(&self) { // Keep trying until we have both forks println!("{} is eating...", &self.name); time::sleep(time::Duration::from_millis(5)).await; } } static PHILOSOPHERS:

new idea!", &self.name)) 315 .unwrap(); } fn eat(&self) { // Pick up forks... println!("{} is eating...", &self.name); thread::sleep(Duration::from_millis(10)); } } static PHILOSOPHERS: &[&str] = = self.left_fork.lock().unwrap(); let _right = self.right_fork.lock().unwrap(); println!("{} is eating...", &self.name); thread::sleep(Duration::from_millis(10)); } } static PHILOSOPHERS: &[&str] = unwrap(); } 340 async fn eat(&self) { // Keep trying until we have both forks println!("{} is eating...", &self.name); time::sleep(time::Duration::from_millis(5)).await; } } static PHILOSOPHERS:

or DND • No non-task related browsing • No bathroom breaks* • No conversations • No meetings • No eating • No preening How does it work? 1. Choose a task you’d like to get done 2. Set the Pomodoro for