When we hear the word blockchain, we automatically think of Bitcoin or Cryptocurrencies, however blockchain is, no more and no less, a type of data structure.
Value Objects (VO) are a fundamental piece of Domain-Driven-Design (DDD) and object-oriented programming. They describe a concept of our domain layer.
REST or Representational State Transfer is a type of architecture for hypermedia systems. This term was coined by Roy Fielding in his doctoral thesis on the web in 2000. Although the term REST originally refers to the architecture itself, it is currently used to describe any interface that uses HTTP to obtain data or initiate the execution of operations on data.
As I already mentioned in the article Configuring Apache with PHP-FPM in CentOS/RHEL 7, PHP-FPM is a much more efficient to handle large volumes of queries. In this article we will see how to configure it in Ubuntu.
PHP-FPM, or PHP FastCGI Process Manager, is an alternative implementation of PHP FastCGI that can handle a high volume of queries. Combined with PHP 7, PHP-FPM achieves a higher level of performance than any previous version of PHP.