JS

Real-time data streaming made simple with Apache Kafka

  Introduction Real-time systems are now central to modern businesses. Payments, order updates, customer activity, telemetry, notifications, and analytics all depend on events moving quickly and reliably between services. The challenge is not just speed. The challenge is preserving correctness and resilience when systems are distributed, traffic is variable, and failures are inevitable. Apache Kafka […]

Data Engineering

Accelerating Data Transfer with Apache Arrow Flight

In the modern data ecosystem, speed and efficiency are paramount. Whether you’re building real-time analytics pipelines or scaling distributed systems, the bottleneck often lies in data serialization and transport. Enter Apache Arrow Flight—a high-performance RPC framework designed to move large datasets efficiently using the Arrow memory format.   What is Apache Arrow Flight? Apache Arrow […]

Rahul Pupreja
Rahul Pupreja
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Java/JVMSoftware developmentTechnology

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 resulted […]

DevOpsTechnology

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 SSL certificates firstly a […]

Vaibhav Gulati
Vaibhav Gulati
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Technology

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 […]

Technology

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 […]

Ankur Mittal
Ankur Mittal
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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) of the site: [java] […]

raj
raj
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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 […]

raj
raj
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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 […]

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