In one sentence - it is the failure of original Nokia which makes Samsung smartphones so popular. Since the year 2001, both Samsung and Nokia had a hardworking team to integrate camera and add PDA functions to the cellular phones. Samsung was always superior to Nokia in the designing aspect. Indeed, Samsung brought the high-resolution colour display and camera quite earlier than … [Read more...]
Reinforcement Learning and Slot Machines
Some people take the plunge and start gambling without any prior knowledge or strategy. Others like to be more methodical in their approach. However, whether you dive into the world of slots or not, as a developer probably you know that Big Data is changing the slot wins in the Casino history. Table of Contents 1 Introduction 2 What are slot machines 3 What is reinforcement … [Read more...]
What is Data-Driven Journalism?
Data-Driven Journalism is the process of obtaining, building, filtering, analyzing and presenting databases, with the aim of generating news. It is a practice derived from Precision Journalism, proposed by Philip Meyer in the 1970s, and Computer-Assisted Reporting (CAR). The first reference to Data Journalism, a term derived from Data-Driven Journalism, was made by programmer Adrian Holovaty … [Read more...]
What is Industrial Ethernet?
Industrial Ethernet is the generic term for all efforts to make use of the Ethernet standard for networking devices used in industrial manufacturing. Since companies usually already have an Ethernet LAN for networking the employee PCs, Industrial Ethernet makes it possible to include devices that are needed for the control and control of production processes in the existing LAN. General … [Read more...]
What is Data Journalism?
Data journalism is a journalism speciality that involves collecting and analyzing large amounts of data using specialized software and making the information understandable to the audience through articles, info-graphics, data visualizations, or interactive applications. Computer-aided journalism was first used on the CBS television network in 1952 to predict the results of the presidential … [Read more...]
What is Mobile Backend as a service (MBaaS)?
Mobile Backend as a service (MBaaS) is a model for providing web and mobile app developers with a way to link these applications to cloud storage, analytics services, and/or other features such as user management, the ability to send push notifications, and integration with social media services. These services are provided through the use of custom software development kits (SDKs) and application … [Read more...]
What are the Pros and Cons of DevOps
DevOps is not any specific technology. DevOps is a shift of methodologies, an approach to software development which has been discussed in the series of article Basics of DevOps. Traditionally, development team and the operations team were separate. The development team design the system, build, test, and then deliver it to the operations team. The operations team uses it for work and reports … [Read more...]
What is Elasticity in Cloud Computing
Elasticity in cloud computing is the ability of this cloud to adapt to application needs as quickly as possible. There are several definitions according to the authors, some considering the concepts of scalability and elasticity as identical, others as distinct. The arrival of such distributed systems (see Distributed Calculation) inevitably leads to technical problems that need to be addressed or … [Read more...]
The Relationship Between BPM and BI
Only a few years ago, business process management (BPM) was an important strategic task for corporate management. Today, interest has waned due to rampant planning and modelling. Instead, digitalization is better tackled. Today, new business models and processes are being created, while existing processes and areas are being restructured and digitized. The short time horizon in which processes are … [Read more...]
ESP32 Audio Output
The ESP32 has a built-in 8-bit DAC. Digital to the analogue signal converter or analogue-digital converter or DAC is a device to convert digital signals with binary data into current or analogue voltage signals. For better sound quality, we can use an external I2S codec and amp. Adafruit I2S amp uses a MAX98357A IC. The MAX98357 is a low-cost, digital pulse-code modulation (PCM) input amplifier. … [Read more...]
How to Prepare Skin for a Photoshoot
Portrait and fashion/glamour photographer commonly face a model with the fault in the eyebrows, body hair or tan lines. Although these can be fixed in post-production on Adobe Photoshop they are better to be solved beforehand. Removing hair in Photoshop because may result in a lower resolution image with lower PPI. With the increasing quality of the display, it is too much risk not to work on the … [Read more...]