JitendraZaa

import os
import sys
import json

import openai
from langchain.chains import ConversationalRetrievalChain, RetrievalQA
from langchain.chat_models import ChatOpenAI
from langchain.document_loaders import DirectoryLoader, TextLoader
from langchain.embeddings import OpenAIEmbeddings

JitendraZaa

import os
import sys

import openai
from langchain.chains import ConversationalRetrievalChain, RetrievalQA
from langchain.chat_models import ChatOpenAI
from langchain.document_loaders import DirectoryLoader, TextLoader
from langchain.embeddings import OpenAIEmbeddings
from langchain.indexes import VectorstoreIndexCreator

JitendraZaa

import os
import openai
import numpy as np
import pandas as pd
import requests
from ast import literal_eval

def lambda_handler(event, context):
    question = event.get('question', 'Default Question')

JitendraZaa

{
    "version": "2.0.0",
    "tasks": [
        {
            "label" : "Set Default DevHub Org - sf config set",
            "type" : "shell",
            "command" : "sf",
            "args":[
                "config",
                "set",

JitendraZaa

<template>
    <div class="slds-card">
        <div class="slds-box">
            <lightning-button variant="brand" label="Begin Barcode Scan" title="Begin Barcode Scan" 
                onclick={handleBarcodeClick} class="slds-m-left_x-small"> 
            </lightning-button>
            <p class="slds-m-left_x-small"> 
                {scannedBarcode}
            </p>
        </div> 

JitendraZaa

<template>
    <lightning-card >
        <lightning-input type="text" label="Text Box in LWC : " value={customText} onchange={handleFormInputChange} ></lightning-input> 
        <div>  </div> 
    </lightning-card>
</template>

JitendraZaa

Object.defineProperty(CardElement.prototype, "lwcRef", {
        get: function () {
            if (this._lwcRef) {
                return this._lwcRef;
            } 
        },
        set: function (value) {
            this._lwcRef = value;
        },
        enumerable: false,

JitendraZaa

<template> 
    <div class="slds-text-heading_large slds-text-align_left">
        Lightning DataTable - Infinite Scrolling
    </div>
    <br />
    <div class="slds-text-heading_medium"> Demo using @wire decorator </div>
    <br /> 
    <div class="demo-only" style="padding:0.5rem;background:#16325c">
        <div class="slds-text-color_inverse slds-text-heading_small"> 
            If you keep scrolling & search for first employee name, you would find many <span style="background:#ff0000"> duplicate rows. </span> 

JitendraZaa

<template>    
    <div> <span class="slds-badge slds-badge_inverse badge"> Total Records in Table - {totalRecords} </span> </div>
    <div style="height: 300px">
        <lightning-datatable key-field="empId" data={dataRow} columns={columns} enable-infinite-loading="true"
        onloadmore={loadMoreData} load-more-offset="20" 
         > </lightning-datatable>
    </div>
</template>

JitendraZaa

/**
 *  @desc   Apex Controller class for LWC Data Table Demo
 *  @Author Jitendra Zaa
 *  @Date   June 4 2020
 */
public with sharing class DataTableDemoController { 

    public class DataTableWrapper{
        @AuraEnabled
        public String empName;