Coding_knowledge
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π‘ Your Coding Journey Starts Here! Get free courses, coding resources, internships, job updates & much more. Stay ahead in tech with us! β€οΈπ Join our WhatsApp groupπ https://whatsapp.com/channel/0029Vaa7CVhCRs1rxJzy1n3D
Show moreπ Analytical overview of Telegram channel Coding_knowledge
Channel Coding_knowledge (@coding_knwledge01) in the English language segment is an active participant. Currently, the community unites 79 500 subscribers, ranking 1 554 in the Technologies & Applications category and 3 813 in the India region.
π Audience metrics and dynamics
Since its creation on Π½Π΅Π²ΡΠ΄ΠΎΠΌΠΎ, the project has demonstrated rapid growth, gathering an audience of 79 500 subscribers.
According to the latest data from 29 August, 2026, the channel demonstrates stable activity. Although there has been a change in the number of participants by -930 over the last 30 days and by -14 over the last 24 hours, overall reach remains high.
- Verification status: Not verified
- Engagement rate (ER): The average audience engagement rate is 8.66%. Within the first 24 hours after publication, content typically collects 2.65% reactions from the total number of subscribers.
- Post reach: On average, each post receives 6 886 views. Within the first day, a publication typically gains 2 106 views.
- Reactions and interaction: The audience actively supports content: the average number of reactions per post is 15.
- Thematic interests: Content is focused on key topics such as q&a, goody, api, stack, analyst.
π Description and content policy
The author describes the resource as a platform for expressing subjective opinions:
βπ‘ Your Coding Journey Starts Here!
Get free courses, coding resources, internships, job updates & much more.
Stay ahead in tech with us! β€οΈπ
Join our WhatsApp groupπ
https://whatsapp.com/channel/0029Vaa7CVhCRs1rxJzy1n3Dβ
Thanks to the high frequency of updates (latest data received on 30 August, 2026), the channel maintains relevance and a high level of publication reach. Analytics show that the audience actively interacts with content, making it an important point of influence in the Technologies & Applications category.
79 500
Subscribers
-1424 hours
-1667 days
-93030 days
Posts Archive
79 482
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Wappalyzer (tech stack detector)
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ColorZilla
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CSS Peeper
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Page Ruler Redux
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Lighthouse
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Check My Links
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EditThisCookie
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Tampermonkey
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Postman Interceptor
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RESTED
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GraphQL Playground
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XPath Helper
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Gitpod Browser Extension
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Codeium for Chrome
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TabNine Assistant
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Grammarly (for cleaner docs & commits)
π₯ React β€οΈ if youβre using at least one of these!
79 482
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79 482
Hey, Only the last 50 seats are left π’ if you havenβt enrolled for the free Full Stack Development webinar yet, do it quickly!π
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79 482
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79 482
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79 482
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79 482
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79 482
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79 482
β
*Top Python Basics Interview Q&A* π
1οΈβ£ *What is Python?*
Python is a high-level, interpreted programming language known for its readability and versatility. It supports multiple paradigms: procedural, object-oriented, and functional.
2οΈβ£ *Difference between Python 2 and Python 3?*
Python 3 is the future β it has better Unicode support,
print() as a function, and improved syntax. Python 2 is outdated and no longer maintained.
3οΈβ£ *What are variables and data types in Python?*
Variables store data. Python has dynamic typing.
Common types: int, float, str, bool, list, tuple, dict, set
4οΈβ£ *What are Python operators?*
Operators perform operations on variables:
β Arithmetic: +, -, *, /
β Comparison: ==, !=, >, <
β Logical: and, or, not
β Assignment: =, +=, -=
5οΈβ£ *What is type conversion and casting?*
Changing data types manually or automatically.
Example: int("5") converts string to integer.
6οΈβ£ *What are if-else statements?*
Used for decision-making.
if x> 0:
print("Positive")
else:
print("Non-positive")for loop: iterates over sequences
β while loop: runs while condition is true
8οΈβ£ *What is the use of break, continue, pass?*
β break: exits loop
β continue: skips to next iteration
β pass: placeholder, does nothing
9οΈβ£ *What is a ternary operator?*
One-line if-else:
result = "Yes" if x> 0 else "No"squares = [x*x for x in range(5)]79 482
Hey guys, check out this amazing Machine Learning and Data Science interview Cheat Sheet ππ
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79 482
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79 482
π *SQL Roadmap for Beginners to Job-Ready* π
*1οΈβ£ SQL Basics*
β What is SQL, DBMS, RDBMS
β Tables, Rows, Columns
β SELECT, FROM, WHERE
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*Practice:* Query customer names from a table
*2οΈβ£ Filtering & Sorting Data*
β WHERE with AND, OR, NOT
β ORDER BY ASC/DESC
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*Practice:* Get all orders above $1000, sorted by date
*3οΈβ£ Joins & Relationships*
β INNER JOIN, LEFT JOIN, RIGHT JOIN, FULL JOIN
β Combine data from multiple tables
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*Project:* Join orders and customers tables
*4οΈβ£ Aggregations & Grouping*
β COUNT, SUM, AVG, MAX, MIN
β GROUP BY, HAVING
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*Practice:* Total sales per region
*5οΈβ£ Subqueries & Nested SELECT*
β Using SELECT inside another SELECT
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*Project:* Find products with price above average
*6οΈβ£ Data Modification*
β INSERT, UPDATE, DELETE
β Use transactions (BEGIN, COMMIT, ROLLBACK)
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*Practice:* Add a new employee record
*7οΈβ£ Advanced SQL*
β CASE, COALESCE, NULL handling
β Window Functions: RANK, ROW_NUMBER, LEAD, LAG
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*Project:* Rank top-selling products by region
*8οΈβ£ Views, Indexes & Optimization*
β CREATE VIEW
β Basic indexing concepts
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*Practice:* Create a view for monthly sales
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β E-commerce, HR, Finance databases
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β
*50 Must-Know Java Concepts for Interviews* βπ‘
π *Java Basics*
1. What is Java?
2. JVM, JRE, JDK
3. Data Types & Variables
4. Operators
5. Type Casting
π *Control Flow*
6. if-else
7. switch-case
8. for, while, do-while loops
9. break & continue
10. Ternary operator
π *OOP Concepts*
11. Class & Object
12. Inheritance
13. Polymorphism (compile-time & runtime)
14. Abstraction
15. Encapsulation
π *Core OOP in Java*
16. Method Overloading
17. Method Overriding
18. Constructor & Constructor Overloading
19. βthisβ & βsuperβ keywords
20. Static keyword
π *Exception Handling*
21. try-catch-finally
22. throw vs throws
23. Checked vs Unchecked Exceptions
24. Custom Exceptions
25. Common exceptions (NullPointer, ArrayIndex, etc.)
π *Collections Framework*
26. List, Set, Map
27. ArrayList vs LinkedList
28. HashSet vs TreeSet
29. HashMap vs TreeMap
30. Iterator & Enhanced for-loop
π *Strings & Arrays*
31. String vs StringBuilder vs StringBuffer
32. Common String methods
33. 1D & 2D Arrays
34. Array vs ArrayList
35. String immutability
π *Advanced Java*
36. Interfaces & Abstract Classes
37. Lambda Expressions
38. Functional Interfaces
39. Streams API
40. File I/O (FileReader, BufferedReader)
π *Multithreading & Concurrency*
41. Thread class vs Runnable
42. Thread Lifecycle
43. Synchronization
44. wait(), notify(), notifyAll()
45. Executor Framework
π *Best Practices & Tools*
46. Writing Clean Code
47. Java Memory Model (Heap vs Stack)
48. Garbage Collection basics
49. Unit Testing (JUnit)
50. Version control (Git + GitHub)
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79 482
10 advanced SQL interview practical query questions along with their solutions π
React β€οΈ For More
79 482
π Dive into Docker Mastery β From Novice to Expert! π³
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79 482
Only 3 hours left for the live Python bootcamp - hurry up and register now!π
β No first year,
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Only for 2nd,3rd, passout and professionals
And If you want π Free Certificate + Project Files + Live Q&A π, then choose "Maharashtra" as your state and Choose one city from: 1. Mumbai 2. Pune 3. Nagpur 4. Thane 5. Nashik 6. Aurangabad.
Register now for free π€© :- https://forms.gle/6fqtoxBFWMfuEFXF7
