Rate Limiting and Throttling in Node.js
When building web applications or APIs, sometimes too many requests from a single user or client can overload your server. To prevent this, we use Rate Limiting and Throttling. In this blog, we will explain what they are and how
Maven | Using Properties defined in pom.xml in .properties file
We are working on a web application built in spring MVC. We have some resources inside src/main/resources folder (Maven Project). The resources are Property files with data in the form of key-value pairs. We are using maven property placeholder syntax
Heroku | How to create/deploy your Php/CakePHP app (Ubuntu)
1. Sign up: First, go to Heroku.com and click “sign up” to get your free Heroku account. 2. Install the Heroku Toolbelt: The Heroku Toolbelt contains the Heroku client, a command-line tool for creating and managing Heroku apps. Install Heroku
Ubuntu | Open VPN Client Connection
How to connect to VPN using open vpn-client in ubuntu 12.04 using username, password and ssl keys? You have to first install openvpn 1. Run this command in terminal:
XML parsing problem – HTML entity characters in XML
Problem We had written a PHP program to parse large XML files and split each file into smaller chunks. Program was working fine for all the XML files except few. It was not splitting some XML files. After looking for
Ubuntu – GPG Error while running apt-get update
While running update command after some time we were getting GPG error. It was showing an error message with public key => EAA903E3A2F4C039 not found.
Salesforce | Dynamic object name in SOQL query
Problem: We have a visualforce page with a drop down list (apex:selectlist) containing Salesforce object names and a corresponding input box (apex:inputText). Requirement is to select an object from dropdown, enter a value in the input box and on submit
Moodle – Few Key Features
In this article we will go through some important features provided by Moodle. This is the list of features that we will cover: 1.Adding a book to a course 2.Adding and Managing Assignment 3.Adding a Quiz to a Course 4.Adding
Paypal Integration | Creating ClientId and Secret Key via REST API
One needs ClientId and Secret Key for payment through Paypal via REST API. To get values of these 2 key fields, follow these steps: 1.Create a Developer account on Paypal site “https://developer.paypal.com/”. 2.Click on Sign up button at top right
IE 11 broken image issue
Recently we faced a strange issue in one of sites we have developed in WordPress. We are displaying thumbnail images on a page. The site looks great in Firefox, Chrome and Safari. But in IE, some of images were broken,