In the era of Surgical Science, it is definitely practical to have a second thought from arithmetic calculation of differential diagnoses for fail proof diagnosis exactly in the way augmented reality and/or virtual reality are used to assist an orthopaedic surgeon during execution of some surgeries. Big Data mining to improve medical diagnostics quality is a separate aspect while predictive … [Read more...]
Cloud Computing
Cloud computing is becoming more and more important. Here are articles on Cloud Computing,Cloud Server,SaaS,PaaS,IaaS and Cloud related technology.
Optimize Nginx TLS Record Size For HTTP/2 TLS (Ubuntu, CentOS)
Previously we published some guides on optimising HTTP/2. Here is How to Optimize Nginx TLS Record Size For HTTP/2 TLS in Ubuntu & CentOS For Better PageLoading Speed. Easy to Follow Guide By Anyone. We are taking it granted that the user who is reading is using Nginx either on CentOS from CentminMod build or using Ubuntu's nginx-extras. What You Exactly Say While Talking … [Read more...]
Detailed Steps to Install Phabricator on Server
Phabricator was originally developed by Facebook. We actually had an old guide on installing Phabricator. But probably that old guide will not work with new version. Phabricator is essentially a PHP Based Web Application With Many Web Suites. This Guide Describe the Steps to Install Phabricator on Cloud Server Running CentOS. You need to know many things to use it. You can look at … [Read more...]
What is Dark Data in Big Data?
Previously we talked about Big Data through various articles. But, What is Dark Data? Dark Data is Big Data Which is Collected, Processed & Stored For Need But Organization Fails to Use it For Direct of Indirect Monetizing. What is Dark Data in Big Data in Plain English? Dark data is also known as dusty data and opposite side of the spectrum of light data. It is Gartner … [Read more...]
Limitations of OpenVZ Virtualization to Guest Cloud Server/VPS
You can easily find 6GB RAM OpenVZ server at $7/month charge or 1GB RAM server at $2/month charge. Previously we compared OpenVZ with KVM from technical aspects. OpenVZ Virtualization Costs Less But Performs Better. Limitations of OpenVZ Virtualization to Guest Cloud Server/VPS Instances Must Be Known Before Moving to Make Production Server. Limitations of OpenVZ Virtualization to Guest … [Read more...]
Yahoo! Pulsar is Now Open Source Pub/Sub Messaging System
Apache Kafka is Free Software, Along With it, Yahoo! Pulsar is Now Open Source Pub/Sub Messaging System as Option For Distributed System. Previously, we talked about Pub/Sub, that free cheap looking stuff has now became whooping $200/month stuff - superfeedr.com/pricing. Things have been changed. Here is the source code Yahoo! Pulsar : [crayon-69fc73b14136e815589094/] Yahoo! Pulsar … [Read more...]
Fix : pam_unix(sushi:auth): authentication failure SSH Flood
Normal Cloud Server, VPS etc does not face so much problem than a dedicated server or a colocation server. The possible reason is chance of success is more to get a server down in case of dedicated server or a colocation server. That pam_unix(sushi:auth): authentication failure SSH Flood is result of huge amount of continuous brute force attack on port. Here is How to Quickly Fix … [Read more...]
How to Sign Git, Github Commits With GPG For Security
Days are not good, NSA or other Governmental agencies can add vulnerability on your patches, repo which many peoples may use. It is Not Safe to Commit All on VPS or Cloud Server Hosted Git Without Signing At All. Here is How to Sign Git, Github Commits With GPG For Security. Previously we talked about GNU PG, GPG on Facebook (do not laugh, Facebook about page is ONLY for showing your Public Key), … [Read more...]
Update letsencrypt to certbot (Ubuntu letsencrypt 16.04 Error Fix)
Previously, we wrote how to easily install Let's Encrypt SSL Certificate. Here Are Steps To Update letsencrypt to certbot For the Users Who Used Former Before letsencrypt Became certbot. It is Mandatory For Ubuntu 16.04 LTS. Ubuntu has old apt version agent. Such users who used apt-get install letsencrypt should follow this guide too. Why Follow The Steps To Update letsencrypt to … [Read more...]
Easy Steps To Setup Let’s Encrypt on Ubuntu 16.04, Nginx
Some of the readers of this website asked for a guide on Let's Encrypt on Ubuntu 16.04. Here Are Easy Steps To Setup Let's Encrypt on Ubuntu 16.04, Nginx With HSTS, ALPN on HTTP/2, OCSP Stapling, Public Key Pinning (HPKP), Cipher. Needless to say - Let's Encrypt is free SSL certificate. You need not to read guides on the same various web hosts. They have wrongs and some stuffs are copy-pasted from … [Read more...]
Big Data : Apache Spark Growing as Predicted
Growth drivers of Hadoop is the strong demand from the enterprise sector - ICT, banking & Government. Apache Spark is growing as predicted. All sectors interested in Big Data and Apache Spark is growing as predicted. Apache Spark is one of the most popular solutions in the enterprise - Big Data. With regards to growth rates in the market, Hadoop remains first on the list. Big … [Read more...]