我一直在使用react-redux-firebase进行一个项目,该项目以前对我有用。今天我得到以下错误:

我不确定该错误是否在代码中的其他地方,或者我是否必须将react-redux-firebase更新到版本3 。,目前似乎还不存在。其他人遇到过这个问题吗?如有任何建议,我将不胜感激。
这是我的package.json中的依赖项:
"dependencies": {
"firebase": "^5.7.0",
"react": "^16.6.3",
"react-dom": "^16.6.3",
"react-redux": "^6.0.0",
"react-redux-firebase": "^2.2.5",
"react-router-dom": "^4.3.1",
"react-scripts": "2.1.1",
"redux": "^4.0.1",
"redux-firestore": "^0.6.0",
"redux-thunk": "^2.3.0"
},
这是我的index.js文件的样子:
import React from 'react';
import ReactDOM from 'react-dom';
import './index.css';
import App from './App';
import * as serviceWorker from './serviceWorker';
import {
createStore,
applyMiddleware,
compose
} from 'redux';
import rootReducer from './store/reducers/index';
import { Provider } from 'react-redux';
import thunk from 'redux-thunk';
import { reduxFirestore, getFirestore } from 'redux-firestore';
import { …Run Code Online (Sandbox Code Playgroud) 您好我正在使用indexOf方法来搜索另一个字符串中是否存在字符串.但我想得到字符串所在的所有位置?是否有任何方法可以获取字符串所在的所有位置?
<html>
<head>
<script type="text/javascript">
function clik()
{
var x='hit';
//document.getElementById('hideme').value ='';
document.getElementById('hideme').value += x;
alert(document.getElementById('hideme').value);
}
function getIndex()
{
var z =document.getElementById('hideme').value;
alert(z.indexOf('hit'));
}
</script>
</head>
<body>
<input type='hidden' id='hideme' value=""/>
<input type='button' id='butt1' value="click click" onClick="clik()"/>
<input type='button' id='butt2' value="clck clck" onClick="getIndex()"/>
</body>
</html>
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有没有办法获得所有职位?
我正在使用arbor.js来创建图表.
如何onclick为节点创建事件,或在单击时在某处创建节点链接?
Arborjs.org主页有节点,点击后链接到外部页面,如何复制,或点击节点调用javascript函数?
我当前的节点和边缘列表采用以下格式:
var data = {
nodes:{
threadstarter:{'color':'red','shape':'dot','label':'Animals'},
reply1:{'color':'green','shape':'dot','label':'dog'},
reply2:{'color':'blue','shape':'dot','label':'cat'}
},
edges:{
threadstarter:{ reply1:{}, reply2:{} }
}
};
sys.graft(data);
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一点上下文:我正在使用arbor.js在我的论坛上创建一个线程启动器和回复的图表.我已经让它工作,以便id在各自的线程启动器周围显示"在轨道上".
乔木网站上的参考实际上并不是很有帮助.任何帮助深表感谢.
我想在Excel工作表中使用Firebase数据库.我有所有这些孩子:Names,Branch,Batch,College为所有用户的属性.我想在Excel表格中导出这些.
以下是数据库中项目的示例:

这就是我希望Excel Sheet看起来的样子:

我有一个使用两台不同笔记本电脑进行的项目。有时我会向我的项目添加额外的包,所以我必须使用npm install <package-name>(废话)。当我这样做时,我git push会更新新的package.json文件package-lock.json,当我切换计算机时,我必须进行git pull这些更改,然后npm install再次运行以将该包传输到另一台计算机上。
^我最近注意到并开始关心一台笔记本电脑不断在每个软件包版本号的开头添加插入符 ( )。例如:
一台计算机将软件包版本号设置为如下所示:
"regexpu-core": {
"version": "1.0.0",
"resolved": "https://registry.npmjs.org/regexpu-core/-/regexpu-core-1.0.0.tgz",
"integrity": "sha1-hqdj9Y7k18L2sQLkdkBQ3n7ZDGs=",
"requires": {
"regenerate": "1.4.0",
"regjsgen": "0.2.0",
"regjsparser": "0.1.5"
}
},
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其他设置包版本#s如下所示:
"regexpu-core": {
"version": "1.0.0",
"resolved": "https://registry.npmjs.org/regexpu-core/-/regexpu-core-1.0.0.tgz",
"integrity": "sha1-hqdj9Y7k18L2sQLkdkBQ3n7ZDGs=",
"requires": {
"regenerate": "^1.2.1",
"regjsgen": "^0.2.0",
"regjsparser": "^0.1.4"
}
},
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我知道插入符 ( ^) 意味着版本不是 100% 精确,但我试图找出为什么我的不同笔记本电脑为软件包版本创建不同的格式!我检查了这个问题~,其中对和之间的差异有一些很好的解释^,但我没有找到任何解释为什么npm有时会添加有时会^完全删除插入符 ( ) …
我正在尝试使用Apache Beam 0.6.0在GCP上启动数据流作业。我正在使用shade插件编译一个uber jar,因为我无法使用“ mvn:execjava”启动该作业。我包括此依赖项:
<dependency>
<groupId>org.apache.beam</groupId>
<artifactId>beam-runners-google-cloud-dataflow-java</artifactId>
<version>0.6.0-SNAPSHOT</version>
</dependency>
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我收到以下异常:
Exception in thread "main" java.lang.IllegalArgumentException: Unknown 'runner' specified 'DataflowRunner', supported pipeline runners [DirectRunner]
at org.apache.beam.sdk.options.PipelineOptionsFactory.parseObjects(PipelineOptionsFactory.java:1609)
at org.apache.beam.sdk.options.PipelineOptionsFactory.access$400(PipelineOptionsFactory.java:104)
at org.apache.beam.sdk.options.PipelineOptionsFactory$Builder.as(PipelineOptionsFactory.java:289)
at com.disney.dtss.desa.tools.SpannerSinkTest.main(SpannerSinkTest.java:116)
Caused by: java.lang.ClassNotFoundException: DataflowRunner
at java.net.URLClassLoader.findClass(URLClassLoader.java:381)
at java.lang.ClassLoader.loadClass(ClassLoader.java:424)
at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:331)
at java.lang.ClassLoader.loadClass(ClassLoader.java:357)
at java.lang.Class.forName0(Native Method)
at java.lang.Class.forName(Class.java:264)
at org.apache.beam.sdk.options.PipelineOptionsFactory.parseObjects(PipelineOptionsFactory.java:1595)
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我还有其他东西吗?
这是目前我的 bot.js
var Discord = require('discord.io');
var logger = require('winston');
var auth = require('./auth.json');
// Configure logger settings
logger.remove(logger.transports.Console);
logger.add(logger.transports.Console, {
colorize: true
});
logger.level = 'debug';
// Initialize Discord Bot
var bot = new Discord.Client({
token: auth.token,
autorun: true
});
bot.on('ready', function (evt) {
logger.info('Connected');
logger.info('Logged in as: ');
logger.info(bot.username + ' - (' + bot.id + ')');
});
bot.on('message', function (user, userID, channelID, message, evt) {
// Our bot needs to know if it will execute a command …Run Code Online (Sandbox Code Playgroud) 我有一个关于在代码中使用dispatcherTimer的问题.请看下面我的情况:
private void CheckShow(object sender, System.Windows.RoutedEventArgs e)
{
DispatcherTimer dispatcherTimer = new DispatcherTimer();
dispatcherTimer.Interval = new TimeSpan(0, 0, 0, 0, 1);
dispatcherTimer.Tick += new EventHandler(dispatcherTimer_Tick);
dispatcherTimer.Start();
string etime = DateTime.Now.Second.ToString();
}
private void dispatcherTimer_Tick(object sender, EventArgs e)
{
if(System.IO.File.Exists(@"C:\Default.xml"))
{
LoadingRecent.Text = "Loading Default Show...";
LoadBar.Opacity = 100;
string time1 = DateTime.Now.Millisecond.ToString();
string time2 = DateTime.Now.Second.ToString();
double huidigetijd = System.Convert.ToDouble(time2 + "." + time1);
LoadBar.Value = huidigetijd;
Remainingnummer.Text = Convert.ToString(10 - DateTime.Now.Second);
string etime = DateTime.Now.Second.ToString();
if (etime == "10") …Run Code Online (Sandbox Code Playgroud) 我正在制作一个带标题的日期选择器,但是它的视图很难看,因为没有底部边缘,我怎样才能使它变得不那么美观?
你可以看到它非常难看.
我的代码:
if(endTime.isEmpty() || startTime.isEmpty()){
int CustomHour = 12;
int CustomMinute = 00;
int hour = CustomHour;
int minute = CustomMinute;
TimePickerDialog tpd = new TimePickerDialog(ActivityAlarm.this, new TimePickerDialog.OnTimeSetListener()
{
int callCount = 0; //To track number of calls to onTimeSet()
@Override
public void onTimeSet(TimePicker timePicker, int selectedHour, int selectedMinute)
{
...
}, hour, minute, DateFormat.is24HourFormat(ActivityAlarm.this));
tpd.setTitle("Set Time");
// Create a new instance of TimePickerDialog and return it
return tpd;
}
Run Code Online (Sandbox Code Playgroud) 我想为我的应用程序使用Google登录名,但是我总是收到消息Status{statusCode=unknown status code: 12500, resolution=null,登录失败。有谁知道这是什么问题吗?
这是我的活动:
public class GruppenActivity extends AppCompatActivity implements
GoogleApiClient.OnConnectionFailedListener,
View.OnClickListener {
private static final String TAG = "SignInActivity";
private static final int RC_SIGN_IN = 9001;
private GoogleApiClient mGoogleApiClient;
private TextView mStatusTextView;
private ProgressDialog mProgressDialog;
private LernAppDB db;
private SQLiteDatabase sqlDatabase;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_gruppen);
// Views
mStatusTextView = (TextView) findViewById(R.id.status);
// Button listeners
findViewById(R.id.sign_in_button).setOnClickListener(this);
findViewById(R.id.sign_out_button).setOnClickListener(this);
findViewById(R.id.disconnect_button).setOnClickListener(this);
db = new LernAppDB(this);
sqlDatabase = db.getReadableDatabase();
GoogleSignInOptions gso = new GoogleSignInOptions.Builder(GoogleSignInOptions.DEFAULT_SIGN_IN)
.requestEmail()
.requestIdToken(getString(R.string.server_client_id)) …Run Code Online (Sandbox Code Playgroud) javascript ×3
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discord ×1
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