23 Sept 2026, 19:21 UTC934 views5 reactionsread 27 September 2026 ✅ Types of Machine Learning Algorithms 🤖📊
1️⃣ Supervised Learning
Supervised learning means the model learns from labeled data — that is, data where both the input and the correct output are already known.
👉 Example: If you give a machine a bunch of emails marked as “spam” or “not spam,” it will learn to classify new emails based on that.
🔹 You “supervise” the model by showing it the correct answers during trainin…
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19 Sept 2026, 05:29 UTC≈1,990 views2 reactionsread 27 September 2026 Video
🚀 GigaChat 3.5 Reasoning — a new open-source LLM that thinks before it answers.
It breaks problems into stages, builds a plan, checks intermediate results, and self-corrects. Built on GigaChat 3.5 Ultra, it explores multiple step-by-step reasoning paths for math & coding, using automated verification to reinforce correct answers.
⚡️ Proprietary linear attention makes it highly efficient on long contexts, retaining …
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16 Sept 2026, 19:44 UTC≈2,090 views12 reactionsread 27 September 2026 🟠 Part 12 — Dashboard Development
• Dashboard layout, Tiled vs Floating, Containers, Device layouts
• Dashboard filters, Filter actions, Highlight actions, URL actions, Parameter actions, Set actions
• Navigation buttons, Show/Hide containers, Dashboard tooltips
🎯 Goal: Turn individual worksheets into professional interactive dashboards.
🟠 Part 13 — Data Storytelling & Design
• Visual hierarchy, Dashboard layou…
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16 Sept 2026, 19:44 UTC≈1,760 views2 reactionsread 27 September 2026 📊 Tableau Learning Roadmap 2026
If you're starting Tableau from scratch, follow this order. Focus on one stage at a time and practice each concept before moving ahead.
🟢 Part 1 — Tableau Fundamentals
• What is Tableau?
• Tableau Desktop, Tableau Cloud, Tableau Server, Tableau Public
• Workbook, worksheet, dashboard and story
• Dimensions vs Measures
• Discrete vs Continuous
• Tableau interface, Rows, Columns …
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6 Sept 2026, 20:22 UTC≈3,310 views8 reactionsread 27 September 2026 UNPOPULAR OPINION: Excel is still relevant for data analysis.
I am often asked by junior data analysts, “What is the purpose of learning Excel if they already know Python?”.
The truth is, Excel/Google Sheets are still widely used across most organizations. And if you are working with other people, sooner or later you will be asked to do some quick analysis in Excel.
Yes, even if your organization has Tableau/Power…
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28 Aug 2026, 14:15 UTC≈4,430 views6 reactionsread 27 September 2026 ✅ Power BI Basics 📊🚀
👉 Power BI is one of the most popular Business Intelligence BI tools used for:
✔ Data visualization
✔ Dashboard creation
✔ Business reporting
It is widely used by:
✔ Data Analysts
✔ Business Analysts
✔ Data Scientists
🔹 1. What is Power BI?
Power BI is a Microsoft tool used to transform raw data into:
📊 Interactive dashboards
📈 Reports
📉 Visual insights
🔥 2. Components of Power BI
✅ Power BI …
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22 Aug 2026, 12:16 UTC≈4,770 views9 reactionsread 27 September 2026 Excel Basics for Data Analytics
Excel sits at the start of most analysis work.
What you use Excel for
• Cleaning raw data
• Exploring patterns
• Quick summaries for teams
Core concepts you must know
• Data setup
– Freeze header row. View → Freeze Top Row.
– Convert range to table. Ctrl + T.
– Use proper headers. No merged cells. One value per cell.
• Data cleaning
– Remove duplicates. Data → Remov…
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17 Aug 2026, 20:22 UTC≈4,530 views2 reactionsread 27 September 2026 Photo
Photo, posted without a caption
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16 Aug 2026, 05:48 UTC≈4,790 views9 reactionsread 27 September 2026 🚀 Real SQL Interview Question Reported in a Swiggy Business Analyst Interview
Question:
Given an orders table with the following columns:
driver_id
order_time
delivered_time
Write an SQL query to calculate the average waiting/delivery time (in minutes) for each delivery partner.
✅ SQL Solution (MySQL)
SELECT
driver_id,
AVG(TIMESTAMPDIFF(MINUTE, order_time, delivered_time)) AS avg_delivery_time
FROM orders
G…
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10 Aug 2026, 13:46 UTC≈5,250 views4 reactionsread 27 September 2026 Photo
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10 Aug 2026, 08:47 UTC≈4,860 views16 reactionsread 27 September 2026 Excel Shortcut Keys You Should Know!
1. Save file → Ctrl + S
2. Undo last action → Ctrl + Z
3. Redo action → Ctrl + Y
4. Cut selection → Ctrl + X
5. Paste → Ctrl + V
6. Select entire row → Shift + Space
7. Select entire column → Ctrl + Space
8. Insert new worksheet → Shift + F11
9. Rename sheet → Alt + H, O, R
10. AutoSum → Alt + =
11. Edit active cell → F2
12. Lock cell reference → F4
13. Apply filter → Ctrl + Shif…
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6 Aug 2026, 06:22 UTC≈5,320 views11 reactionsread 27 September 2026 Steps to become a data analyst
Learn the Basics of Data Analysis:
Familiarize yourself with foundational concepts in data analysis, statistics, and data visualization. Online courses and textbooks can help.
Free books & other useful data analysis resources - https://t.me/learndataanalysis
Develop Technical Skills:
Gain proficiency in essential tools and technologies such as:
SQL: Learn how to query and manipulate …
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