Code Explainers

Code explainers tagged #queue

javascript 
class ToastQueue {
  constructor(container, { duration = 4000, max = 3 } = {}) {
    this.container = container;
    this.duration = duration;

Building a rate-limited toast queue

queue dom manipulation throttling
Intermediate 8 steps
typescript 
type QueuedRequest = {
  id: string;
  url: string;
  method: string;

A retry queue with exponential backoff

retry exponential-backoff persistence
Intermediate 10 steps
python 
from collections import deque
 
 
def bfs(graph, start):

Breadth-first search and shortest paths in Python

graph-traversal bfs queue
Intermediate 9 steps
java 
import java.util.ArrayDeque;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.HashSet;

Breadth-first search on an adjacency-list graph

graph-traversal bfs adjacency-list
Intermediate 7 steps