Scalability describes the ability of a system to grow in magnitude. Although the word scalability does not exist in the dictionary of the SAR the closest scalable adjective is of little use in telecommunications and computer engineering. Scalability, is the desirable property of a system, network or process, indicating the ability to react and adapt without losing quality, or manage the continuous … [Read more...]
Computer and Internet
Computer and Internet is catchall section of core computing categories including Cloud Computing, Digital Photography, Virtualization, Networking, Protocols and Others' which are not otherwise more subcategorized. Here also you will get unique articles and news on computer hardware, Software, Networking and Protocols.
What is a Cloudlet in Cloud Computing?
A cloudlet is a small-scale data centre located at the edge of the Internet to provide computing resources to mobile applications with lower latency. It is a newer architectural element of cloud computing infrastructure of a 3-tier hierarchy: mobile device or IoT hardware, cloudlet, cloud. The cloudlet concept is also known as mobile micro-cloud. The term was first suggested by Satyanarayanan as … [Read more...]
What is Semi-Structured Data?
Semi-structured data is the name given in database research (informatics) to information which is not subject to a general structure, but which carry with it part of the structural information. While structured data retention must be based on a database model that contains the appearance of the data elements (objects), semi-structured data lacks one. Semi-structured data does not need to be … [Read more...]
What is Unstructured Data?
In business informatics and computer linguistics, unstructured data is digitized information that is present in a non-formalized structure and which cannot be accessed aggregated by computer programs via a single interface. Examples include digital texts in natural language and digital sound recordings of human language. Unstructured data from structured and semi-structured data is differentiated. … [Read more...]
Is Virtualization a Prerequisite for the Cloud?
Virtualization is repeatedly in this website mentioned as the basic technology for cloud computing, but it is not a prerequisite for cloud computing. Distributing hardware resources to virtual machines is one of several possible strategies to achieve multi-tenancy. With software as a service, in particular, large players show that virtualization is not a prerequisite for the provision of cloud … [Read more...]
What is Autonomic Computing?
Autonomic Computing is an initiative to provide computers with the tools they need to self-manage without human intervention. The idea was initially launched by IBM in the year 2001, now it has been taken over by many other companies, including HP and Microsoft. The initiative also involved academia, with the establishment of the International Conference on Cloud and Autonomic Computing. The … [Read more...]
PHP 7.4 and WordPress .htaccess
WordPress setup running on the top of Apache uses the .htaccess file. .htaccess on Apache server setup remains on FTP and works like the other Apache settings files. It mostly controls common matters like the URLs and access to a directory. .htaccess files degrade the performance of the Apache backend server. As the number of directories on a site gets larger, it impacts the crawl. Apache … [Read more...]
Detect Smartwatch With ESP32 on IBM Watson IoT Widget
In our previous guide, we have shown that we can trigger ESP32 (with Arduino IDE) to send message to IBM Watson IoT in Presence of a Particular Samsung Galaxy Smartwatch. That process involves BLE and WiFi. In our one series of articles on Samsung Smartwatch as Proximity Switch, we triggered a local event, such as control of a LED. In our other series of articles, we used the IBM Watson IoT … [Read more...]
How to Take the Advantages of Cloud Computing
On-premise installation or cloud? Here you can read how your company can realize the advantages of cloud computing and still keep all data, information and workloads under your control, as with an on-premises installation. Companies will no longer have a competitive advantage in the future if they invest in information technology. IT will simply be an infrastructure technology from the socket - … [Read more...]
How To Start Dropshipping to Earn Money
Making some millions from dropshipping need effort, knowledge, some investment of money and time. Dropshipping is the most suitable model to earn by the peoples who are interested to learn to make money online. Many still today are not aware of what is dropshipping, how dropshipping works, or what are required to start a dropshipping business. This article is mostly for those who are not used with … [Read more...]
How To Install PHP 7.4 on Ubuntu Server
PHP 7.4 is a new minor version of PHP with some breaking changes. While installing PHP 7.4 for my new website abhishekghosh.com I noticed that some packages do need careful installation. Overall our main guide on how to install PHP 7.2 on Ubuntu 18.04 LTS server should work fine for setup of a LAMP server for installation of PHP-MySQL web software like WordPress. The new features are written on … [Read more...]