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@Authors Gemini 2.5 flash & XMSI

Understanding the Basics of UML Diagrams with PHP Examples

UML (Unified Modeling Language) is a graphical language used for visualizing, specifying, constructing, and documenting software system artifacts. It helps developers and stakeholders better understand a system's structure and behavior.

Let's break down the fundamentals of UML diagrams, focusing on class diagrams and the relationships between classes, using PHP examples.

Core Concepts of UML Class Diagrams

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Check on Windows

• Go to Nvidia Control Panel
• Press Help
• Press system Information

Тип памяти	Объяснение
Dedicated Video Memory	Это реальная физическая VRAM, встроенная в видеокарту. У тебя 4 ГБ.

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Tempermonkey and deepWiki

The link for main article

https://dev.to[ ](https://greasyfork.org/zh-CN/scripts/534059-github-go-deepwiki)/fallon_jimmy/deepwiki-an-ai-guide-to-github-codebase-mastery-3p5m

• You should Install tempermonkey and stylus chrome extensions.
• Enable developer mode in chrome extensions settings
• install from greasyfork script

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For include smthing and exlude smthing use:

"sad76(@5" -"nkadw((527"

It will include 1ast and exclude second and it will work even if smthing was added before or after these expressions it is like %Search%

Регулярка чувствительна к регистру. Если нужно искать exception, EXCEPTION, sql, и т.д., используй флаг (?i):

fields f1, f2, f3

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Data Transformation

const items = $input.all().map((item) => item.json);

let result = {};

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Compress video

ffmpeg -i 'Screen Recording 2025-04-22 154123.mp4' -vcodec libx265 -crf 28 cherry_pick.mp4

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Excel Filter

=FILTER(B1:B661, B1:B661<>"")

filter and get only not empty values from 1-661 raws

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How to format and clean usb flash in Windows

1. Powershell ->

2. diskpart

3. list disk

4. select disk

5. clean

6. create partion primary

7. format fs=ntfs

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Hetzner

Mail service with Hetzner

1. That's why we block ports 25 and 465 by default on all cloud servers. Please use 587 with tls encryption. I have tested with Hostinger email. Everything works ok.
2. You can not recieve mails if you didn't configured DNS of mailing service in DNS provider (Cloudflare)

How to move domain from Hostinger to DigitalOcean

1. I couldn't use CNAME for root domain (it doesn't works), so decided to get all dns names from hostinger to digitalOcean
2. Also you should configure email profiles in Hostinger:

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from https://www.youtube.com/watch?v=MH01PNZLR98&t=174s