Armel’s notes
Journeying through the Technoscape: Unveiling the Wonders of Blockchain, Cybersecurity, AI, and Digital Transformation in My Notebook.
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Secure Java Software Development: Embracing Security by Design
Introduction Security by Design (SbD) is a methodology that prioritizes security throughout the entire lifecycle of product development and deployment¹. In the realm of Java software development, where inherent security features like the Java Security package and Java EE Security API exist, integrating SbD principles becomes pivotal¹. Principles of Security by Design in Java 1.…
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Scaling Applications on Kubernetes with Monitoring, Backup, and Storage
Kubernetes, a platform for managing scalable, containerized applications, employs horizontal and vertical pod autoscaling for application scaling. It also uses tools like Prometheus for monitoring, Velero for backup and restore, and Persistent Volumes (PV) and Persistent Volume Claims (PVC) for storage. Utilizing these features, alongside proper monitoring and backup, can significantly enhance application performance, reliability,…
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Converting Decimal Numbers to Roman Numerals using Java and Python
The blog post introduces a simple algorithm to convert decimal numbers into Roman numerals, a historic numeral system developed in ancient Rome. The algorithm, explained step-by-step, involves creating a list of Roman numerals and their corresponding decimal values, and then subtracting the decimal values from the given number while appending the roman numerals. The process…
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The Top 5 Challenges Facing Cloud Solution Architects and How to Overcome Them
Cloud Solution Architects are crucial for digital transformation, but face challenges like data sovereignty regulations, security concerns, data issues, economic factors, and cloud complexity. Solutions involve seeking legal advice, leveraging security efforts from cloud providers, strengthening data governance, conducting cost-benefit analysis, and using cloud management platforms. Understanding and addressing these issues aids in successful digital…
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The Role of an Enterprise Architect and the Top 5 Challenges They Face
Enterprise Architects, key in aligning business objectives with IT strategy, face top five issues: misalignment of architecture initiatives with business goals, poor communication, low-quality data, rigid architecture values, and unorganized data. Solutions include aligning all initiatives with organization goals, enhancing communication, improving data quality and flexibility, and effectively managing data.
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Solving the Traveling Salesman Problem with Python: A Brute Force Algorithm Example
The post explains the concept of algorithms, specifically focusing on the Traveling Salesman Problem (TSP), a classic computer science problem about finding the shortest route to visit each city once. It then provides a Python code example of how to solve the TSP, which calculates all permutations of cities and chooses the minimum cost path.