Java, Software development

Asynchronous Programming & Aggregation using Apache Camel

In any user facing and real time application, data is of utmost importance as it directly affects any business's market and revenue. Recently, we were needed to build an OTA for booking hotels; wherein User may book hotel rooms for specific dates. For this, we integrated with multiple Suppliers for fetching hotel information which...

by Manali Khanna
Tag: apache
30-Aug-2017

DevOps, Technology

Using Commercial SSL Certificates on your Linux Apache Server

Refer this blog to get a basic understanding of using self-signed SSL certificates on your Apache server. Also, the above link will help you in generating a private key and a CSR (Certificate Signing Request), which contains information about your country, locality, company, your public key, etc.; for your server. For commercial...

by Vaibhav Gulati
Tag: apache
26-Sep-2016

Database

Apache HTTP Conditional Policy Requests for checking whether resource is modified or not and reduce unnecessary processing

Hi, Before writing this blog, I would first like to make you familiar with one quote "Be liberal in what you accept, and conservative in what you send". Yes that's what HTTP robustness protocol states. Scenario : We have a use case where our server need to read XML files that are large containing 400 outer element with extremely...

by Tarun Pareek
Tag: apache
18-Apr-2014

CQ5/AEM

AEM Dispatcher setup for Linux

Installing dispatcher for AEM in Apache Web-server in Linux may get little tricky, as documentation provided by Adobe on Installation of Dispatcher in Linux is not sufficient, and if we take it in analogy and try doing same way we do in Windows, then we face some issues locating the appropriate files. Prerequisites for Dispatcher...

by Ankur Mittal
Tag: apache
14-Oct-2013

Technology

Apache : Password Protecting Folders using .htaccess

When a user requests a site hosted on apache, Apache first looks for the default file which is generally named “index.html” or “index.php” or something like that in the root directory. We can set/change this order by adding the following directive in the configuration file (present in /etc/apache2/sites-available folder in ubuntu)...

by raj
Tag: apache
27-Dec-2012

Database, Grails

Using Apache to save data in redis

In one of my projects, I was using redis database to collect some statistics and I thought of saving data into it at apache level. This would considerably enhance the speed of saving data as it would not require the interception of grails to save data. The first step for this was to install apache by firing the following command in...

by raj
Tag: apache
30-Jul-2012

Technology

How to Set-up SSL certificates on your Linux server

In one of my project, I have to set-up SSL certificates for my website to make it secure, so that it could also be access via https protocol. SSL is a way to secure internet communication from your browser to a secure website. The websites using SSL will have https:// to their name. Following are the steps to set-up SSL certificate on...

by Gautam Malhotra
Tag: apache
01-Jun-2012

Technology

Set-up SSL Communication between two Linux servers Using Keytool Command

In one of my project, My front end application runs on one server and back end application runs on another. Both application have to communicate with each other through SSL(Secure Sockets Layer). SSL is a way to secure internet communication from your browser to a secure website. The websites using SSL will have https:// to their name. ...

by Gautam Malhotra
Tag: apache
31-May-2012

Technology

Setting Expires HTTP header on server response through Apache

In recent poc, i have set the expires HTTP header on server response for one of the project, such that it will again set when access by user for the specified period, if header is expired already. The module that control it is "mod_expires.c". This module is not enabled by default. You need to enable it by following command (You need to...

by Tarun Pareek
Tag: apache
13-Sep-2010

Technology

Apache-Tomcat integration on Ubuntu server

Follow the steps mentioned below to integrate Apache with Tomcat on an Ubuntu system. The steps assume that Apache and Tomcat are already installed and working fine independently. Install Apache module for tomcat sudo apt-get install libapache2-mod-jk Create a file by the name "worker.properties" in /etc/apache2 directory....

by Deepak
Tag: apache
13-Feb-2008