Haris Grizovic HarrisGri

Introduction

So HAProxy is primalery a load balancer an proxy for TCP and HTTP. But it may act as a traffic regulator. It may also be used as a protection against DDoS and service abuse, by maintening a wide variety of statistics (IP, URL, cookie) and when abuse is happening, action as denying, redirecting to other backend may undertaken ([haproxy ddos config], [haproxy ddos])

Bash scripting cheatsheet

by Lee2sman
Updated 2017-09-18

Bash shebang

#!/usr/bin/env bash for portability, or less good, #!/bin/bash

Commenting

// default exports
export default 42;
export default {};
export default [];
export default (1 + 2);
export default foo;
export default function () {}
export default class {}
export default function foo () {}

	const mongoose = require('mongoose')

	const Schema = mongoose.Schema

	// Create a new schema for uploaded documents
	const DocumentUploadSchema = new Schema({
	title: String,
	description: String,
	fileName: String,
	uploadDate: {

	function searchBlogByTitle(query: string, itemsPerPage: number, lastEvaluatedKey?: string): Promise<any> {
	const FIXED_ID_FOR_SEARCH_GSI = "1233421345223";
	let params: AWS.DynamoDB.DocumentClient.QueryInput = {
	TableName: "Blog",
	IndexName: "BlogSearch",
	KeyConditionExpression: "fixedIdForSearchGSI = :pkv",
	FilterExpression: "contains(titleInLowerCase, :titleV)",
	ExpressionAttributeValues: {
	":pkv": FIXED_ID_FOR_SEARCH_GSI,
	":titleV": query.toLocaleLowerCase()