FTP 文件传输协议2的8次方 - 2 = 254192.0.0.1 ~ 223.255.255.254

react-native-tab-view安装：npm install --save react-native-tab-view使用：import * as React from 'react';import {Animated,View,Text,TouchableOpacity,Dimensions,StyleSheet,} from 'react-native';import {TabVie

小技巧关闭黄色警告// 把下面这两句代码加入到入口文件（index.js中）console.ignoredYellowBox = ['Warning: BackAndroid is deprecated. Please use BackHandler instead.','source.uri should not be an empty string','Invalid props.style

react-native-linear-gradient下载：npm install --save react-native-linear-gradient使用：import LinearGradient from 'react-native-linear-gradient';<LinearGradientstart={{ x: 0, y: 0 }}end={{ x: 1, y: 1 }}c

地址：https://www.npmjs.com/package/react-native-confirmation-code-field下载：npm install --save react-native-confirmation-code-field代码：import React, {Component} from 'react';import {SafeAreaView, Text, Sty

@react-navigation/material-top-tabs安装npm install --save @react-navigation/native react-navigation/material-top-tabs react-native-tab-viewdescription：代码：import * as React from 'react';import {Text, Vie

StatusBar顶部状态栏透明引入: import {StatusBar} from 'react-native';<StatusBar backgroundColor="transparent" translucent={true} />

刚才使用mongod根本无法启动mongoose服务具体表现为闪退，没有任何错误提示我首先去检查了一下mongo命令本身是没有问题的然后删除了data.db下的 mongod.lock 文件，还是无法启动关机重启，还是没用我一气之下把db里的所有文件全部删除，啊啊啊啊，还是无法启动天啊，没有报错信息就无法定位是哪里的错误呀，作为一个mongoose新手，真实太难受了这时，我突然想到可以去查看一下日

方式一：postMessage这种方式适用于React Native自身的WebView组件，但在版本0.59时会提示WebView将被弃用RN端向H5发送消息RN端onLoadEnd={() => {this.refs.webView.postMessage('RN向H5发送的消息');}}H5端// 这个监听的名字只能叫messagewindow.onload = function()

代码：import * as React from 'react';import {View, Button, Text} from 'react-native';import {NavigationContainer, CommonActions} from '@react-navigation/native';import {createStackNavigator} from '@react