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Articles tagged with #software-engineering
Have you ever tried to refactor/clean up some program code only to discover you are just dealing with a different type of mess? reordering spaghetti in a pan doesn't make it a different type of pasta. It is only by having a deep understanding of OOD ...
Having worked in a couple of multinational software companies as well as startups, I feel I have seen or at least heard about almost every type of software comment there is, I will try to list them, and I am happy for you to reach out to me if there ...
Introduction The basic idea of blockchain is very simple: a distributed immutable ledger that maintains a continuously growing list of records. the ledger is distributed among multiple peers Distributed Consensus Now, some of these peers might be evi...
![[Python Block Chain] Part 1 : The Basic Blockchain](/_next/image?url=https%3A%2F%2Fcdn.hashnode.com%2Fres%2Fhashnode%2Fimage%2Funsplash%2FOqtafYT5kTw%2Fupload%2Fv1639091485679%2FLy_4WnlWl.jpeg&w=3840&q=75)
One of the problems that we come up against when designing scalable & highly available systems is how can we partition and replicate data in our systems. Data partitioning is the process of distributing data across a set of nodes while Data Replicati...
![Software Architecture Concepts: [ Part 7] Consistent Hashing](/_next/image?url=https%3A%2F%2Fcdn.hashnode.com%2Fres%2Fhashnode%2Fimage%2Fupload%2Fv1638222366108%2FqvGS6b1_H.png&w=3840&q=75)
In distributed systems, failures will occur, e.g., servers can crash, disks can go bad resulting in data losses, or network connection can be lost, making a part of the system inaccessible. How can a distributed system model itself to get the maximum...
![Software Architecture Concepts: [ Part 6] CAP Theorem & PACELC Theorem](/_next/image?url=https%3A%2F%2Fcdn.hashnode.com%2Fres%2Fhashnode%2Fimage%2Fupload%2Fv1637606952997%2FE9zSj7lIb.png&w=3840&q=75)
In this blog post we I will talk about some key characteristics of a highly scalable distributed system in particular: Scalability Read Part 4 Reliability Availability Efficiency and Manageability. Scalability Scalability is the capability of a sys...