小编Ale*_*lev的帖子

Java中,Spark和卡桑德拉java.lang.ClassCastException:com.datastax.driver.core.DefaultResultSetFuture不能转换到阴凉处

我试图将数据写入我的Cassandra数据库时遇到错误.

我在这里得到的:1)Dictionary.java

package com.chatSparkConnactionTest;

import java.io.Serializable;

public class Dictionary implements Serializable{
private String value_id;
private String d_name;
private String d_value;

public Dictionary(){}

public Dictionary (String value_id, String d_name, String d_value) {
    this.setValue_id(value_id);
    this.setD_name(d_name);
    this.setD_value(d_value);
}

public String getValue_id() {
    return value_id;
}
public void setValue_id(String value_id) {
    this.value_id = value_id;
}
public String getD_name() {
    return d_name;
}
public void setD_name(String d_name) {
    this.d_name = d_name;
}
public String getD_value() {
    return d_value;
}
public void setD_value(String d_value) {
    this.d_value …
Run Code Online (Sandbox Code Playgroud)

java cassandra apache-spark

7
推荐指数
1
解决办法
3177
查看次数

Angularjs比较输入字段的值(密码和密码确认)

我有一个带有密码和确认密码字段的表单,我想验证他们没有额外的按钮就得到了相同的值.

这是我的代码:

    <input type="password" id="password" name="password" ng-model="password" placeholder='Password'
    ng-pattern="/^(?=.*[a-z])(?=.*[A-Z])(?=.*\d)(?=.*[$@$!%*?&])[A-Za-z\d$@$!%*?&]{6,20}/";
    ng-blur="focused4 = false" ng-focus="focused4 = true"
    ng-minlength="6" ng-maxlength="20" required>
    <span ng-show="focused4 && !regForm.password.$valid"><error>6 to 20 characters, one numeric digit, one upper case letter, one lower case letter and a special character</error></span>
</td>
<td align="left">
    <span ng-show="regForm.password.$valid"><valid>&#10004;</valid></span>
    <span ng-show="!regForm.password.$valid"><error>&#10060;</error></span>
</td>
</tr>
<tr>
<td align="left">
    <input type="password" id="passwordConfirm" name="passwordConfirm" ng-model="passwordConfirm" placeholder="Confirm Password" 
    ng-pattern="/^(?=.*[a-z])(?=.*[A-Z])(?=.*\d)(?=.*[$@$!%*?&])[A-Za-z\d$@$!%*?&]{6,20}/";
    ng-blur="focused5 = false" ng-focus="focused5 = true"
    ng-minlength="6" ng-maxlength="20" required>
    <span ng-show="focused5 && !regForm.passwordConfirm.$valid" ><error>Passwords are not correct or don't match</error></span> …
Run Code Online (Sandbox Code Playgroud)

angularjs

6
推荐指数
2
解决办法
8744
查看次数

标签 统计

angularjs ×1

apache-spark ×1

cassandra ×1

java ×1