嗨,我正在 amazon lex 上开发一个聊天机器人,我想使用 lambda 函数发送响应卡,但是在关闭响应格式中使用响应卡函数时,它给出了 null 异常的错误。谁能告诉它的解决方案?PS 我正在使用 Nikki 创建的 FlowerOrder 蓝图。
if (slots[greet] != null)
{
var validateGreet = ValidateUserGreeting(slots[greet]);
if (validateGreet.IsValid)
{
return Close(sessionAttributes,
"Fulfilled",
new LexResponse.LexMessage
{
ContentType = "PlainText",
Content = String.Format("Hello Kindly choose one option")
},
new LexResponse.LexResponseCard
{
Version = 1,
ContentType = "application/vnd.amazonaws.card.generic",
GenericAttachments =
{
new LexResponse.LexGenericAttachments
{
Buttons =
{
new LexResponse.LexButton
{
Text = "Shop Now",
Value = "Shop Now"
}
},
AttachmentLinkUrl = null,
Title = "Shopping",
SubTitle …Run Code Online (Sandbox Code Playgroud) 大家好,我正在学习机器学习,一开始代码运行良好,但是第二天,当我再次执行代码时,它开始警告我要注意数据集中丢失的数据,我不知道这是什么问题,但是有谁知道解决方案吗
源代码:
import numpy as np
import matplotlib.pyplot as plt
import pandas as pd
dataset = pd.read_csv('Data.csv')
x = dataset.iloc[:, :-1]
y = dataset.iloc[:, 3]
from sklearn.preprocessing import Imputer
imputer = Imputer(missing_values = 'NaN', strategy = 'mean', axis = 0)
imputer = imputer.fit(x[:, 1:3])
x[:, 1:3] = imputer.transform(x[:, 1:3])
Run Code Online (Sandbox Code Playgroud)
这里是警告:
DeprecationWarning: Class Imputer is deprecated; Imputer was deprecated in version 0.20 and will be removed in 0.22. Import impute.SimpleImputer from sklearn instead.
Run Code Online (Sandbox Code Playgroud) 我在一个由几个字段组成的注册页面上工作,我只想知道如何从密码确认文本框中删除/隐藏文本。当密码和重新输入密码不匹配时。
这是我的代码
$('#txtConfirmPassword').blur(function() {
if ($('#txtConfirmPassword').val() != $('#txtPassword').val()) {
$('#spPasswordConfirmation').html('Password and Retype Password does not match.');
} else {
$('#spPasswordConfirmation').html('')
}
});
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