Unix Shell Commands cat cat displays the content of a file. find find searches the directory tree for a file name that matches the arguments on the command line. getfacl getfacl displays information for all files, including proprietar and group.…
Component-plus-Strategy architecture and Component + Strategy (C+S) architecture is a software architectural pattern. It combines the Component UML element configured via Strategy software design pattern objects. It was conceived as a generalization of the hexagonal architecture / ports & adapters…
This post is an introduction to build backends for Python. Instances Python builder instances: setuptools setuptools is the oldest of this list. hatchling hatchling is… poetry-core poetry-core is… flit-core flit-core is… pdm-backend pdm-backend is… Related entries Category of: Predecessors:
ZX Spectrum was a home microcomputer that was very popular in the 1980s. It was originally created and developed by Sinclair Research in 1981. The right on the product and brand was sold to Amstrad in 1985. It was designed…
Open Systems Interconnection (OSI) was developed in 1977 by ISO. TCP/IP was developed in 1969. OSI Layers OSI model layers: A mnemonic way to remember these layers is to memorize the sentence All People Seem To Need Data Processing. The…
Mermaid is a markup language to describe diagrams. It is less powerful than Vega. Its definition language is text DSL. It is HTML-native. There are open source implementations of it. Bibliography
snort is one of the most popular intrusion detection system (IDS). It is free and open source software (FOSS). snort.conf snort.conf is a file located in Snort/etc/ ipvar HOME_NET any You can change ‘any’ with the IP you are protecting…
This post discusses some aspects of intellectual property (IP) focused on information technologies. Intellectual Property Legal Protection Measures Intellectual property protection mechanisms featured on this post: Copyright Copyright is a right by law that guarantees the creators of “original works…
Data Structures: Queue A queue follows the method “first in, first out” (FIFO). Heap A heap can be used to work on arithmetic operations using postfix notation. It follows the method “last in, first out” (LIFO). Tree A tree is…
This post features some critical infrastructure legislation. Critical Infrastructures Legislation by Country Countries: European Union EU critical infrastructures regulations: Network: France France critical infrastructures regulations: USA USA critical infrastructures regulations: NERC CIP North American Electric Reliability Corporation (NERC) Critical Infrastructure…