ibreathebsb

function Promise(exec) {
  const self = this;
  self.status = "pending";
  self.value = undefined;
  self.onResolvedCallbacks = [];
  self.onRejectedCallbacks = [];

  function resolve(value) {
    if (self.status === "pending") {
      setTimeout(() => {

ibreathebsb

package main

import (
	"bufio"
	"fmt"
	"io"
	"net"
	"time"
)

ibreathebsb

func combinationSum2(candidates []int, target int) [][]int {
	sort.Ints(candidates)
	var result [][]int
	var dfs func([]int, int, []int, int)
	dfs = func(candidates []int, startIndex int, currentSet []int, newTarget int) {
		if newTarget == 0 {
			newSet := make([]int, len(currentSet))
			copy(newSet, currentSet)
			result = append(result, newSet)
			return

ibreathebsb

function qsort(arr) {
  partSort(arr, 0, arr.length - 1);
}
function partSort(arr, start, end) {
  if (start >= end) {
    return;
  }
  const p = arr[end];
  let left = start;
  let right = end;

ibreathebsb

func removeElement(nums []int, val int) int {
	start := 0
	current := 0
	for current < len(nums) {
		if nums[current] != val {
			nums[start] = nums[current]
			start++
		}
		current++

ibreathebsb

func removeDuplicates(nums []int) int {
	start := 0
	current := 1
	for current < len(nums) {
		if nums[current] != nums[start] {
			nums[start+1] = nums[current]
			start++
		}
		current++
	}

ibreathebsb

func reverseKGroup(head *ListNode, k int) *ListNode {
	if nil == head || k <= 1 {
		return head
	}
	dummy := &ListNode{-1, head}
	stack := make([]*ListNode, k)
	pointer := 0
	start, last := head, dummy
	for nil != start {
		stack[pointer] = start

ibreathebsb

func swapPairs(head *ListNode) *ListNode {
	if head == nil {
		return head
	}
	dummy := &ListNode{-1, head}
	previous, current := dummy, head
	for current != nil {
		// adjust
		next := current.Next
		if next == nil {

ibreathebsb

import * as qs from 'qs'
import {env} from 'src/env'
import {timestamp} from './timestamp'

// 用于配置不同环境api地址
interface IAPIURL {
  development: string
  test: string
  production: string
}

ibreathebsb

netstat

参数

• -a 列出所有连接数据
• -t tcp
• -u udp
• -n 列出端口号
• -p 列出PID