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Safarov ●
Planet Earth
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Safarov answered:
? SQL or NoSQL database?
Actually term SQL database is not quite correct, because SQL is a language for databases. The more correct question would be Relational or NoSQL database? I will also use SQL because it's more familia...
Safarov answered:
? Which one is better Angular or React JS?
Angular and React are the most popular tools to develop Javascript applications nowadays. Actually I have far more Angular experience, for me Angular is a clear winner. Maybe someone with more deep kn...
Safarov answered:
? Which is better Java or PHP?
First I would say it depends on what you need from programming language. This question can be split into 2 questions: "Where Java is better than PHP?" and "Where PHP is better than Java?". So, let's s...
Safarov answered:
? Why do you need Kubernetes?
If you are a developer or just interested in technologies it's likely that you have started to hear or read they word "kubernetes" and you are curious What's kubernetes and why you might need it? In s...
Safarov answered:
? Do you need a college degree to be a programmer?
It's my case, I am working as a programmer without degree in Computer Science already 12 years. I have degree in Economics, but I haven't worked a single day as an economist. I have started programmin...
Safarov answered:
? What is the difference between TPC and UDP?
TCP and UDP are the major transport protocols. If you remember from computer network course, there are 5 layers each packet passes in the network - application, transport, network, link and physical, ...
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? What is the best country to start a company?
Safarov answered:
? What is a data structure?
Data structure is an essential subject in programming, it's the way we organize and store data in our computers. The main goal is to find out the most effective data structure for a given task. The mo...
Safarov asked:
? What is a data structure?
Safarov asked:
? Is it worth investing in Bitcoin?
Safarov answered:
? What is the difference between the Internet and the World Wide Web?
There is a difference between Internet and World Wide Web. Basically World Wide Web is a subset of the Internet. WWW is information space, where each resource is defined as URL and it uses Internet as...
Safarov answered:
? What is a Computer Network?
I would define like this: Computer network is a sum of technologies which enables to share data between devices connected with wires, optic cables, WiFi or any other physical technology. In computer t...
Safarov asked:
? What is a Computer Network?
Safarov answered:
? What is the difference between an application software and an operating system?
Short answer, is application software doesn't talk to hardware directly but through operating system. If we want more detailed answer, Operating System or Software is what gives commands to hardware l...
Safarov asked:
? What is the difference between an application software and an operating system?
Safarov answered:
? Which programming paradigm is best?
There are many programming paradigms I know, but there isn't exact number on which programmers agree, a lot of groupings exist. I would say following are programming paradigms: Assembly, Procedural, O...
Safarov asked:
? Which programming paradigm is best?
Safarov answered:
? What programming language should I learn in 2018?
Actually I answered same question for year 2017 which you can read in "Related Questions" section. Most of things didn't change dramatically, but this time I would answer differently, because answer t...
Safarov asked:
? What programming language should I learn in 2018?
Safarov answered:
? Is it worth learning Polymer javascript library?
Last years I have been developing AngularJs and Angular single paged application. Actually now use both of them, because it's easier to make seo friendly pages with AngularJs and single paged with Ang...
Safarov asked:
? Is it worth learning Polymer javascript library?
Safarov answered:
? What is Redis and why you might need it?
Redis is an open source in-memory data structure that has key-value architecture. It can be used as a database also as a cache. If you what memcached is and what is mongodb (or any other nosql databas...
Safarov asked:
? What is Redis and why you might need it?
Safarov answered:
? What is the difference between Compiling, Interpreting and Transpiling?
Compiling is transforming source code of project from high level language to lower level language. For example code we write C++ is high level programming language that's why we need to have compiler ...
Safarov asked:
? What is the difference between Compiling, Interpreting and Transpiling?
Safarov answered:
? What are different types of computer data storage?
Generally storage types divided into 2 types,  primary and secondary. Main difference between them primary units are located close to CPU or inside CPU (like registers), where secondary units are...
Safarov asked:
? What are different types of computer data storage?
Safarov asked:
? What's the oldest country in the world?
Safarov answered:
? How does a GPU work?
The main task of GPU is efficiently to draw pixels in screen - to be more preciously it calculates the positions of color in the screen and sends as an output. Because instead of CPU , GPU is very goo...
Safarov answered:
? How a CPU works?
CPU is a central processing unit and it's an essential part of computer where is information is processed. Modern CPUs generally have multiple cores and each core has clock which ticking each time CPU...
Safarov answered:
? How do you convert a number from one base to another base in Java?
First you should keep in mind that Java only stores decimal system, for other systems you will need String type to store in memory.  Here are some declarations of numbers in different systems: In...
Safarov answered:
? What is a numeral system?
Numeral system is representing numbers with certain rules. Mainly used Numeral systems are decimal (base 10), binary (base 2), hexadecimal (base 16). You can have numeral system of any base. Here is s...
Safarov answered:
? What programming language should I learn in 2017?
It's hard to answer this question, it depends on what you want to achieve. Java and Javascript still will dominate the market. There is couple of options which way to go: 1. Web development: If you wa...