February 2021 - Page 33 of 62

How to Set Up ArgoCD for GitOps on RHEL 9 — step-by-step RHEL 9 tutorial on Progressive Robot

How to Set Up ArgoCD for GitOps on RHEL 9

ArgoCD’s GitOps model for Kubernetes delivery moves beyond traditional push-based CI/CD (where a pipeline runs kubectl apply) to a pull-based reconciliation loop where ArgoCD continuously monitors Git repositories and automatically brings the cluster state into alignment with the declared desired state. For production organisations, ArgoCD’s most powerful features are: ApplicationSets (templated applications that generate multiple […]

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How To Plot Data in Python 3 Using matplotlib — step-by-step Python tutorial on Progressive Robot

How To Plot Data in Python 3 Using matplotlib

Visualization is a quick and easy way to convey concepts in a universal manner, especially to those who aren’t familiar with your data. This tutorial will describe how to plot data in Python using the 2D plotting library matplotlib. We’ll go through generating a scatter plot using a small set of data, adding information such as titles and legends to plots, and customizing plots by changing how plot points look.

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Установка дистрибутива Anaconda Python в Ubuntu 20.04 — step-by-step AI And Machine Learning tutorial on Progressive Robot

Установка дистрибутива Anaconda Python в Ubuntu 20.04

Anaconda — диспетчер пакетов с открытым исходным кодом, диспетчер среды и дистрибутив языков программирования Python и R. Он широко используется для анализа данных, машинного обучения, крупномасштабной обработки данных, научных вычислений и предиктивной аналитики. Anaconda…

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IBM AIX 7.2 — CVE-2021-29691 — vulnerability — patch and remediation guide — diagnosis and fix on IBM AIX 7.2

IBM AIX 7.2 — CVE-2021-29691 — vulnerability — patch and remediation guide

🟠 High   ⏱ 30–90 min  Last verified: 25 May 2026 Affected versions: IBM AIX 7.2 📖 ~4 min read  •  Source: NVD CVE-2021-29691, IBM Support Bulletin CVE: CVE-2021-29691 NVD summary: IBM Security Identity Manager 7.0.2 contains hard-coded credentials, such as a password or cryptographic key, which it uses for its own inbound authentication, outbound […]

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Decoding the Development Dilemma: Agile and Waterfall

Decoding the Development Dilemma: Agile and Waterfall & Their Impact on Web Development Time

The choice between Agile and Waterfall methodologies is a pivotal decision in web development, with profound implications for project timelines. In this article, we’ll delve into the characteristics of Agile and Waterfall methodologies, exploring their impact on web development time. Drawing insights from industry experts and studies, we aim to provide a comprehensive understanding of how the selection of a development methodology can shape project timelines.

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Abstract Factory Design Pattern in Java — step-by-step Programming tutorial on Progressive Robot

Abstract Factory Design Pattern in Java

Welcome to Abstract Factory Design Pattern in java example. Abstract Factory design pattern is one of the Creational patterns. Abstract Factory pattern is almost similar to [Factory Pattern](/community/tutorials/factory-design-pattern-in-java) except the fact that its more like factory of factories. Abstract Factory ![abstract factory, abstract factory design pattern, abstract factory pattern](images/abstract-factory-design-pattern-in-java-section-1.png) If you are familiar with [factory […]

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