2020 - Page 39 of 806

Advanced Tkinter: Working with Classes — step-by-step Python tutorial on Progressive Robot

Advanced Tkinter: Working with Classes

URL: https://www.progressiverobot.com/tkinter-working-with-classes/ Today, we'll be working with classes in Tkinter. If you've worked with [Tkinter](/community/tutorials/python-tkinter-tutorial-1) before, you probably know that there's a whole lot of GUI features that you can use to create an application. But, while creating applications, you quickly realize that there's more to the module than what meets the eye. There's a […]

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Quantile() function in R - A brief guide — step-by-step DevOps tutorial on Progressive Robot

Quantile() function in R – A brief guide

URL: https://www.progressiverobot.com/quantile-function-in-r/ You can generate the sample quantiles using the quantile() function in R. Hello people, today we will be looking at how to find the quantiles of the values using the quantile() function. Quantile: In laymen terms, a quantile is nothing but a sample that is divided into equal groups or sizes. Due to […]

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Ubuntu 20.04でSSHの鍵をセットアップする方法 — step-by-step Linux tutorial on Progressive Robot

Ubuntu 20.04でSSHの鍵をセットアップする方法

本ガイドでは、Ubuntu 20.04インストール用のSSHの鍵をセットアップすることに焦点を合わせます。SSHの鍵は、サーバーに簡単かつ安全にログインすることができるため、すべてのユーザーに推奨されています。

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Ubuntu 20.04 — fossil — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — fossil — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6770-1 Related CVEs: https://launchpad.net/bugs/2064509 Upstream summary: USN-6729-1 fixed vulnerabilities in Apache HTTP Server. The update lead to the discovery of a regression in Fossil with regards to the handling of […]

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How To Install and Use Ack, a Grep Replacement for Developers, on Ubuntu 14.04 — step-by-step Linux tutorial on Progressive Robot

How To Install and Use Ack, a Grep Replacement for Developers, on Ubuntu 14.04

Searching for files and searching through files are two activities that you probably do often when developing an application. Ack is a search tool that is optimized for working on source files. It can intelligently handle searches very fast and is a suitable replacement for grep in most situations. In this guide, we’ll show you how to install and use ack on an Ubuntu 14.04 server.

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