axetroy

var stringToColor = function(str) {
  var hash = 0;
  for (var i = 0; i < str.length; i++) {
    hash = str.charCodeAt(i) + ((hash << 5) - hash);
  }
  var color = '#';
  for (var i = 0; i < 3; i++) {
    var value = (hash >> (i * 8)) & 0xFF;
    color += ('00' + value.toString(16)).substr(-2);
  }

axetroy

.flex {
  display: flex;
}

.row {
  position: relative;
  height: auto;
  margin-right: 0;
  margin-left: 0;
  zoom: 1;

axetroy

type Numeric = number | string | BigInt

function getType(o: unknown): string {
  const matcher = Object.prototype.toString.call(o).match(/\s(\w+)/)

  if (!matcher) {
    return ''
  }

  return matcher[1]

axetroy

function reactive(val) {
  const isPrimitive =
    val instanceof Number || val instanceof String || val instanceof Boolean;
  return new Proxy(
    {
      [Symbol.toPrimitive]: () => val,
      valueOf: () => val.valueOf(),
      toString: () => val.toString(),
    },
    {

axetroy

/*
 描述：

 有一个长度为n的A，满足0<=a<=b<=n的A[b] - A[a]的最大值

 给定数组A以及它的大小n，请返回最大差值

 example：

 [10, 5], 2

axetroy

type HTTPHeaders = { [key: string]: string | string[] };

interface HTTPResponse {
  status: number;
  headers: HTTPHeaders;
  body: unknown;
}

class Printer {
  #url!: string;

axetroy

xcode 太庞大，而我又用不到 xcode，只能卸载

在卸载 xcode 之后 Git 命令不起作用了

$ git
xcrun: error: active developer path 
("/Applications/Xcode.app/Contents/Developer") 
does not exist, use `xcode-select --switch path/to/Xcode.app` 
to specify the Xcode that you wish to use for command line 

axetroy

每个平台的信号定义或许有些不同。下面列出了POSIX中定义的信号。 Linux 使用34-64信号用作实时系统中。 命令man 7 signal提供了官方的信号介绍。

在POSIX.1-1990标准中定义的信号列表

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package pool

type CreatorFunc func() (interface{}, error)
type DestroyerFunc func(resource interface{}) (interface{}, error)

type Pool struct {
	config  Config
	options Options
	pool    []interface{}
}

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const babylon = require("babylon");
const types = require("babel-types");

const visitors = {
  File(node, scope) {
    evaluate(node.program, scope);
  },
  Program(program, scope) {
    for (const node of program.body) {
      evaluate(node, scope);