C#. Making Func delegates async
ex.1
static void Main(string[] args) { SmthAsync(); for (int i = 0; i < 4; i++) { Thread.Sleep(1000); Console.WriteLine(i); } } private static Func<int,
C#.Task.SimpleExamples
Пантелеев СтаниславTasks executed in thread pool asyncroniously.
ex. 1 Returning no result
static void Main(string[] args) { Task t = new Task(() => Console.WriteLine(«this is
Algo.LinkedLists.DeleteNode
Пантелеев Станиславway 1, with sentinent or nullNode approach, shrinks partial cases
/** * Definition for singly-linked list. * public class ListNode { * public int val;
JS. Jest. TestFramework. SimpleExample
Пантелеев Станиславnpm init npm install —save-dev jest // add.js const add = (a, b) => a + b; module.exports = add; // test.js const add =
Js.myPromiseRace
Пантелеев Станиславconst myPromiseRace = (promises) => { return new Promise((resolve) => { for(let i = 0; i < promises.length; i++){ promises[i].then((value) => { resolve(value); // if
C#. Async / Await. Simple example
Пантелеев СтаниславThis is a simple example, we don’t wait for DoSmthAsync() in our calling main thread, just going further, when it is done, using its result
C#. Sync and Async simple examples
Пантелеев Станиславstatic void SyncExample() { // do smth before var fs = new FileStream(); // wait for this operation // do smth after } static
Algo. Buddy Strings
Пантелеев Станиславhttps://leetcode.com/problems/buddy-strings/
/* main idea is to search unmatched symbols, and it shoeld be only 2 of them to swap */ public class Solution { public
Algo. Add strings
Пантелеев Станиславhttps://leetcode.com/problems/add-strings/
public string AddStrings(string num1, string num2) { var needZeroes = num1.Length — num2.Length; // adding leading zeroes var absNeedZeroes = Math.Abs(needZeroes); if (needZeroes
Algo.Isomorphing strings
Пантелеев Станиславisomorphing strings on leetcode
public bool IsIsomorphic(string s, string t) { if (s.Length != t.Length) return false; var firstStringDict = new Dictionary<char,