Ashish Tiwari ashishtiwari1993

## groupByOrderByLoadash.md

      
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                ashishtiwari1993
                / groupByOrderByLoadash.md
            
            
              Created
              September 25, 2020 16:35
            
              
                GroupBy orderBy with loadash
              
          
    Use chain to apply groupBy() & orderBy() together with Loadash.
let data = [
  {"name":"foo","id":1},
  {"name":"bar","id":2},
  {"name":"foo","id":2},
  {"name":"foo","id":3},
  {"name":"bar","id":1},
 {"name":"bar","id":4},

  
## promises-example.js
function one(){
	var promise = new Promise(function(resolve, reject){
		setTimeout(function(){
			console.log(1)
			resolve()
		}, 998)
	})
	return promise
}

## spfLookup.go
package main

import (
	"github.com/miekg/dns"
	"strings"
	"fmt"
)

func main() {


## loop.go
package main
import (
 "fmt"
)
func main() {
 go anotherGoroutine()
 forever()
}
func forever() {
 for {

## fatal_map_writes.go
package main

import (
	"fmt"
	"sync"
//	"time"
	"strconv"
)

var activeInstances = make(map[int]string)

## service_up_exporter.md

      
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                ashishtiwari1993
                / service_up_exporter.md
            
            
              Last active
              October 12, 2020 16:36
            
              
                Prometheus exporter to fetch if any specific service running or stopped.
              
          
    Service up exporter for prometheus

(by @_ashish_tiwari)

It performs ps -ef | grep service_name | wc -l command and gives response in 1 or 0.
Get Start


Install prometheus client by pip install prometheus_client.


## aes.js
const crypto = require('crypto');

key = "secretKey";
string = "your string";

let encryptedString = encrypt(key,string);
let decryptedString = decrypt(key,encryptedString);

console.log(encryptedString);
console.log(decryptedString);

## es_exception_challenges.md

      
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              4 stars
            
          
                ashishtiwari1993
                / es_exception_challenges.md
            
            
              Last active
              March 26, 2021 01:22
            
              
                Below are some challenges & exceptions faced while setting up Elasticsearch. I just shared my experience and learning. Please correct me, If you guys feel somewhere i got wrong OR You can contribute if you have any experiences . Will keep update this gist.
              
          
    (by @_ashish_tiwari)

Elasticsearch specification:

Version : 6.2

Heap size : 30 GB

core : 24

Memory : 128 GB

Client : PHP - 6.0
	function one(){
	var promise = new Promise(function(resolve, reject){
	setTimeout(function(){
	console.log(1)
	resolve()
	}, 998)
	})
	return promise
	}
	package main

	import (
	"github.com/miekg/dns"
	"strings"
	"fmt"
	)

	func main() {
	const crypto = require('crypto');

	key = "secretKey";
	string = "your string";

	let encryptedString = encrypt(key,string);
	let decryptedString = decrypt(key,encryptedString);

	console.log(encryptedString);
	console.log(decryptedString);