rajiv.com

Tag: computing

  • Information for Technologists Interested in Learning about Artificial Intelligence

    Information for Technologists Interested in Learning about Artificial Intelligence

    This article is primarily for people with a background in technology and software engineering wanting to learn about AI. Topics include artificial intelligence, machine learning, deep learning, artificial neural networks, reinforcement learning and more machine learning related concepts. Articles about AI for the General Audience AI In Digital Media, News, and Journalism AI In The…

  • SHA-3 Hash Generator

    http://crypto-js.googlecode.com/svn/tags/3.1.2/build/rollups/sha3.js SHA-3, originally known as Keccak is a cryptographic hash function. Learn more on WikiPedia… Enter text below to generate the SHA-3 Hash Code for Output length in bits: 512384256224 The SHA-3 Hash Code is below //

  • Hosting Large-Scale Web Sites: Contract Review Guide for the CTO

    If you host and operate large-scale Web sites, or negotiate contract agreements with vendors that provide such services, you need to understand what should be included in a Web hosting infrastructure. This knowledge will help you in three areas: Providing reliability, scalability & good performance Minimizing risks via security, privacy, regulatory compliance and reduction of…

  • Understanding SLA Uptime Percentages

    The table below helps illustrate why you should ensure that the “SLA Uptime Measurement Meter Reset Window” is the same duration as your billing cycle or shorter. Availability % Downtime per year Downtime per month (30 days) Downtime per week Downtime per day 90 “one nine” 36.5 days 72 hours 16.8 hours 2.4000 hours 95…

  • How to Avoid Duplicate Search Results when using Apple Mail.app with Gmail

    How to Avoid Duplicate Search Results when using Apple Mail.app with Gmail

    I use Gmail’s IMAP feature with my Apple Mac OS’s built in Mail.app program. Mail.app keeps local copies (on all my personal Macs) of all my email messages that I’ve kept (since 1994). It enables me to: Effectively work offline with all my emails (searching, reading and composing), when my computer is not online. That’s…

  • Checklist for Migration of Web Application from Traditional Hosting to Cloud

    In 2010, Cloud Computing is likely to see increasing adoption. Migrating Web applications from one data center to another is a complex project. To assist you in migrating Web applications from your hosting facilities to cloud hosting solutions like Amazon EC2, Microsoft Azure or RackSpace’s Cloud offerings, I’ve published a set of checklists for migrating…

  • Benefits of Using IRC or Group Chat & Video Conference During Incident Management

    When a team of engineers is dealing with a real-time incident, such as a system outage, troubleshooting a problem or dealing with a malicious hacking attack, having excellent communications is critically important. The appropriate communications tool can make a world of difference in dealing with the issue and learning from it afterwards. As important as…

  • Save Money On Hosting & CDN By Optimizing Your Architecture & Applications

    If you manage technology for a company that has a large Web presence, it is likely that a large percentage of your total technology costs is spent on the Web hosting environment, including the Content Delivery Network (CDN, e.g. Akamai, LimeLight, CDNetworks, Cotendo). In this article, we discuss some ways to manage these costs. Before…

  • Save Your Company Money In Monthly Bills Using Browser Caching

    Companies that operate heavily trafficked Web sites can save thousands of dollars every month by maximizing their use of browser-side caching. Large Web sites pay for bandwidth at their Web hosting data center and also at their content delivery network (CDN, e.g. Akamai, LimeLight, CDNetworks). Bandwidth costs add up to huge monthly bills. On small-business…

  • Using Amazon Elastic Block Store (EBS) with an EC2 Instance

    One of the differences between Amazon EC2 server instances and normal servers is that the server’s local disk storage state (i.e. changes to data) on EC2 instances does not persist over instance shutdowns and powering on. This was mentioned in my earlier post about hosting my Web site on Amazon EC2 and S3, Therefore, it…

  • I now use a device called Drobo for storing data at my home network (Product Review)

    I now use a device called Drobo (2nd generation), manufactured by Data Robotics, Inc. as the primary data storage and backup medium at my home location. I have attached it via a USB 2.0 cable to my Apple Airport Extreme wireless network router. The Airport Extreme enables me to share USB 2.0 based storage devices…

  • Ars Technica Interview: IT consumerization in the enterprise

    My colleague Jon Stokes who is Senior Editor and co-founder at Ars Technica interviewed me on the topic of IT consumerization, and about the shifting boundary between professional and the personal profiles. Jon writes: For this third installment of my series on IT consumerization, I interviewed Rajiv Pant, vice president of technology at CondeNet (the digital…