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Java 2021-10-12 20:14:08
TreeMap keySet() method in java
import java.util.TreeMap; public class TreeMapKeySetMethodExample { public static void main(String[] args) { TreeMap<Integer, String> tm = new TreeMap<Integer, String>(); tm.put(53, "mango"); tm.put(62, "... Add solution -
SQL 2021-10-12 12:27:05
how to select all fieldsin a soql query
// This is the object for which we required data. Map<String, Schema.SObjectField> fieldMap = Opportunity.sObjectType.getDescribe().fields.getMap(); // Get all of the fields on the object Set<String> fieldNames = fieldMap.keySet()... Add solution -
Java 2021-10-04 05:09:05
postmapping mulitple params same name in spring boot
@RequestMapping(value="/params", method = RequestMethod.GET) public ResponseEntity getParams(@RequestParam Map<String, String> params ) { System.out.println(params.keySet()); System.out.println(params.values()); return new Respo... Add solution -
Java 2021-10-02 09:06:02
foreach map java
// 1. for-each with Entry Map<Integer, Integer> map = new HashMap<Integer, Integer>(); for (Map.Entry<Integer, Integer> entry : map.entrySet()) { System.out.println("Key = " + entry.getKey() + ", Value = " + entry... Add solution -
Java 2021-10-01 04:34:05
java code to compare csv file against a table
HashMap<String, String> f1 = new HashMap<String, String>(); HashMap<String, String> f2 = new HashMap<String, String>(); // read f1, f2; use PK field as the key List<String> deleted = new ArrayList<String>(); List<Str... Add solution -
Java 2021-09-23 04:26:03
java jaxb unmarshall xml to map
// An example of using JAXB to convert XML to MAP private static void unMarshalingExample() throws JAXBException { JAXBContext jaxbContext = JAXBContext.newInstance(EmployeeMap.class); Unmarshaller jaxbUnm... Add solution -
Javascript 2021-09-16 00:57:03
how to parse header in node.js lambda
{ "method": "$context.httpMethod", "body" : $input.json('$'), "headers": { #foreach($param in $input.params().header.keySet()) "$param": "$util.escapeJavaScript($input.para... Add solution -
TypeScript 2021-09-05 15:19:02
how to get all the elements in Hashtable java
// Using hashtable.keySet() package com.java2novice.hashtable; import java.util.Hashtable; import java.util.Set; public class MyHashtableKeys { public static void main(String a[]){ Hashtable<String, String> hm = new Hashtable<S... Add solution
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