Programming Resources | Python | Javascript | Artificial Intelligence Updates | Computer Science Courses | AI Books
前往频道在 Telegram
Everything about programming for beginners * Python programming * Java programming * App development * Machine Learning * Data Science Managed by: @love_data
显示更多📈 Telegram 频道 Programming Resources | Python | Javascript | Artificial Intelligence Updates | Computer Science Courses | AI Books 的分析概览
频道 Programming Resources | Python | Javascript | Artificial Intelligence Updates | Computer Science Courses | AI Books (@programming_guide) 英语 语言赛道中的 是活跃参与者。目前社区聚集了 55 806 名订阅者,在 技术与应用 类别中位列第 2 369,并在 印度 地区排名第 6 198 位。
📊 受众指标与增长动态
自 невідомо 创建以来,项目保持高速增长,吸引了 55 806 名订阅者。
根据 28 十月, 2026 的最新数据,频道保持稳定运转。过去 30 天订阅人数变化为 -190,过去 24 小时变化为 -4,整体触达仍然可观。
- 认证状态: 未认证
- 互动率 (ER): 平均受众互动率为 2.01%。内容发布后 24 小时内通常能获得 0.58% 的反应,占订阅者总量。
- 帖子覆盖: 每篇帖子平均可获得 1 122 次浏览,首日通常累积 324 次浏览。
- 互动与反馈: 受众积极参与,单帖平均反应数为 2。
- 主题关注点: 内容集中在 algorithm, structure, stack, javascript, programming 等核心主题上。
📝 描述与内容策略
作者将该频道定位为表达主观观点的平台:
“Everything about programming for beginners
* Python programming
* Java programming
* App development
* Machine Learning
* Data Science
Managed by: @love_data”
凭借高频更新(最新数据采集于 29 十月, 2026),频道始终保持新鲜度与高覆盖。分析显示受众积极互动,使其成为 技术与应用 类别中的关键影响点。
55 806
订阅者
-424 小时
-747 天
-19030 天
帖子存档
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Before jumping into Web Development, AI, Data Science, App Development, or Cybersecurity…
you must first understand the Programming Fundamentals. 🧠
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Whether you learn:
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✔ JavaScript
✔ Java
✔ C++
✔ Go
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🧠 1. What is Programming?
Programming means giving instructions to a computer so it can perform tasks.
A computer is a machine.
It cannot think or make decisions by itself.
So programmers write instructions using programming languages.
Example:
print("Hello World")
This tells the computer to display text on the screen.
💻 2. How Computers Work
Computers understand only binary language:
0 and 1
Programming languages help humans communicate with computers more easily.
Flow of Execution:
You Write Code → Compiler/Interpreter → Machine Language → Output
Example:
a = 10
b = 20
print(a + b)
Output:
30
📦 3. Variables
Variables are containers used to store data.
Think of them like labeled boxes.
Example:
name = "Aman"
age = 26
salary = 150000
Here:
• name stores text
• age stores a number
• salary stores another numeric value
🔢 4. Data Types
Different types of information are stored differently.
Common Data Types:
Data Type: Integer
Example: 10
Data Type: Float
Example: 3.14
Data Type: String
Example: "Python"
Data Type: Boolean
Example: True / False
Example:
age = 25
price = 99.99
language = "Python"
is_active = True
⌨️ 5. Input and Output
Programs take input from users and display output.
Input Example:
name = input("Enter your name: ")
Output Example:
print("Welcome", name)
If the user enters:
Deepak
Output becomes:
Welcome Deepak
➕ 6. Operators
Operators perform calculations and comparisons.
Arithmetic Operators
Operator: +
Meaning: Addition
Operator: -
Meaning: Subtraction
Operator: *
Meaning: Multiplication
Operator: /
Meaning: Division
Operator: %
Meaning: Modulus
Example:
a = 10
b = 3
print(a + b)
print(a % b)
Output:
13
1
🔍 7. Conditions (Decision Making)
Conditions help programs make decisions.
Example:
age = 18
if age >= 18:
print("Eligible")
else:
print("Not Eligible")
Programs use conditions everywhere:
✔ Login systems
✔ ATM machines
✔ AI applications
✔ Websites
🔁 8. Loops
Loops repeat tasks automatically.
Without loops, programmers would write repetitive code again and again.
For Loop Example:
for i in range(5):
print(i)
Output:
0
1
2
3
4
🧩 9. Functions
Functions help organize and reuse code.
Instead of writing the same code multiple times, we create functions.
Example:
def greet():
print("Hello Programmer")
greet()
Benefits:
✔ Cleaner code
✔ Reusability
✔ Easier debugging
📚 10. Arrays / Lists
Lists store multiple values in a single variable.
Example:
numbers = [10, 20, 30, 40]
print(numbers[2])
Output:
30
Lists are heavily used in:
✔ Data Analysis
✔ AI
✔ Web Apps
✔ Games
⚠️ 11. Error Handling
Errors are common in programming.
Good programmers learn how to handle errors properly.
Example:
try:
print(10 / 0)
except:
print("Something went wrong")
Output:
Something went wrong
📂 12. File Handling
Programs can read and write files.
Example:
file = open("demo.txt", "w")
file.write("Hello World")
file.close()
This creates a file and stores data inside it.
🧠 13. Logic Building is the Most Important Skill
Programming is NOT about memorizing syntax.
The real skill is:
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✔ Logical Thinking
✔ Breaking problems into smaller steps
That’s what companies test in interviews.
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Top Coding Domains You Should Explore in 2026 ✅
• Backend Development
Build server-side systems
Handle logic, databases, APIs
Core skills
Languages: Java, Python, Node.js
Databases: MySQL, PostgreSQL, MongoDB
APIs: REST, GraphQL
Auth, caching, scalability
Who fits: Strong logic, system thinking, long-term products
• Frontend Development
Build user interfaces
Focus on user experience
Core skills
HTML, CSS, JavaScript
React, Angular, Vue
State management, browser performance
Who fits: Visual thinkers, UI focus, fast feedback lovers
• Mobile App Development
Build Android and iOS apps
Core skills
Android: Kotlin, Java
iOS: Swift
Flutter, React Native
App lifecycle
Who fits: Mobile-first mindset, product builders, app store focus
• Data Analytics
Turn data into insights
Core skills
SQL, Excel
Python
Power BI, Tableau
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Build predictive systems
Core skills
Python
Statistics
Machine learning
Pandas, NumPy, scikit-learn
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Core skills
Linux
AWS, Azure, GCP
Docker, Kubernetes
CI/CD
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• Cybersecurity
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Core skills
Networking
Linux
Security tools
Risk analysis
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• Game Development
Build interactive games
Core skills
C++, C#
Unity, Unreal
Physics basics, game logic
Who fits: Creative coders, graphics interest, real-time systems
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• Pick one domain
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• Learn tools used in jobs
• Switch later if needed
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Data ❤️
DevOps/ Cybersecurity 🙏
Still exploring 😮
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Quick Python Cheat Sheet for Beginners 🐍✍️
Python is widely used for data analysis, automation, and AI—perfect for beginners starting their coding journey.
Aggregation Functions 📊
• sum(list) → Adds all values
👉 sum([1,2,3]) = 6
• len(list) → Counts total elements
👉 len([1,2,3]) = 3
• max(list) → Highest value
👉 max([4,7,2]) = 7
• min(list) → Lowest value
👉 min([4,7,2]) = 2
• sum(list)/len(list) → Average
👉 sum([10,20])/2 = 15
Lookup / Searching 🔍
• in → Check existence
👉 5 in [1,2,5] = True
• list.index(value) → Position of value
👉 [10,20,30].index(20) = 1
• Dictionary lookup
👉 data = {"name": "John", "age": 25} data["name"] # John
Logical Operations 🧠
• if condition: → Decision making
👉 if x > 10: print("High") else: print("Low")
• and → All conditions true
• or → Any condition true
• not → Reverse condition
Text (String) Functions 🔤
• len(text) → Length
👉 len("hello") = 5
• text.lower() → Lowercase
• text.upper() → Uppercase
• text.strip() → Remove spaces
👉 " hi ".strip() = "hi"
• text.replace(old, new)
👉 "hi".replace("h","H") = "Hi"
• String concatenation
👉 "Hello " + "World"
Date Time Functions 📅
• from datetime import datetime
• datetime.now() → Current date time
• Extract values:
now = datetime.now() now.year now.month now.day
Math Functions ➗
• import math
• math.sqrt(x) → Square root
• math.ceil(x) → Round up
• math.floor(x) → Round down
• abs(x) → Absolute value
Conditional Aggregation (Like Excel SUMIF) ⚡
• Using list comprehension
nums = [10, 20, 30, 40] sum(x for x in nums if x > 20) # 70
• Count condition
len([x for x in nums if x > 20]) # 2
Pro Tip for Data Analysts 💡
👉 For real-world work, use libraries: pandas & numpy
Example:
import pandas as pd df["salary"].mean()
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🔗 9. SQL Joins
Joins combine data from multiple tables. This is one of the most important SQL concepts.
Types of Joins:
✔ INNER JOIN
✔ LEFT JOIN
✔ RIGHT JOIN
✔ FULL JOIN
Example
SELECT Customers.Name, Orders.Order_ID
FROM Customers
INNER JOIN Orders
ON Customers.Customer_ID = Orders.Customer_ID;
⚡ 10. Query Optimization
As databases grow, performance becomes important.
Imagine: 100 Records = Fast, 10 Million Records = Slow
Optimization helps retrieve data efficiently.
Common Optimization Techniques:
✔ Indexing
✔ Proper Joins
✔ Filtering Early
✔ Avoiding Unnecessary Queries
🛠 Databases Every Developer Should Know
🐬 MySQL
Best for: Beginners, Web Applications, Small to Medium Projects
Official Site: MySQL
🐘 PostgreSQL
Best for: Enterprise Applications, Analytics, Complex Systems
Official Site: PostgreSQL
🍃 MongoDB
Best for: Flexible Data Storage, Modern Applications, NoSQL Projects
Official Site: MongoDB
🚀 Beginner Database Projects
Build these projects to strengthen your skills:
✔ Student Management System
✔ Library Management System
✔ Inventory Tracker
✔ Expense Tracker
✔ Employee Database System
✔ E-commerce Database
⚠️ Common Beginner Mistakes
❌ Skipping SQL fundamentals
❌ Learning NoSQL before SQL
❌ Ignoring database design
❌ Not practicing joins
❌ Memorizing queries without understanding
🗺️ Database Learning Roadmap
Week 1 ✔ Tables, Rows & Columns, CRUD Operations
Week 2 ✔ Filtering, Sorting, Aggregations
Week 3 ✔ Joins, Relationships, Primary & Foreign Keys
Week 4 ✔ Indexes, Optimization, Database Design
💡 Why Databases Matter
Almost every software application relies on databases.
Whether you're becoming:
✔ Web Developer
✔ Data Analyst
✔ Data Scientist
✔ Backend Engineer
✔ AI Engineer
Database skills are essential.
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Every application stores data.
Think about:
✔ Instagram storing user profiles
✔ Amazon storing product information
✔ Netflix storing movies and subscriptions
✔ Banking applications storing transactions
Where is all this data stored?
👉 In Databases
If programming is the brain of an application, then databases are its memory 🧠💾
🧠 1. What is a Database?
A Database is an organized collection of data that can be stored, managed, and retrieved efficiently.
Without databases:
❌ Data would be lost after closing the application
❌ Searching information would be difficult
❌ Large applications would be impossible to build
🌍 Real-World Examples
Banking System Stores:
✔ Customer Information
✔ Account Details
✔ Transaction History
✔ Loan Information
E-Commerce Website Stores:
✔ Products
✔ Orders
✔ Customers
✔ Payments
Social Media Platform Stores:
✔ Users
✔ Posts
✔ Comments
✔ Messages
📊 2. Types of Databases
There are two major categories:
🗄️ Relational Databases SQL
Data is stored in tables.
Example:
ID Name Age
1 John 25
2 Sarah 30
Popular SQL Databases:
✔ MySQL
✔ PostgreSQL
✔ Microsoft SQL Server
📄 NoSQL Databases
Data is stored in flexible formats.
Example:
{
"name": "John",
"age": 25
}
Popular NoSQL Databases:
✔ MongoDB
✔ Redis
🧠 3. Why Learn SQL?
SQL Structured Query Language is used to communicate with databases.
It is one of the most important skills for:
✔ Developers
✔ Data Analysts
✔ Data Scientists
✔ Backend Engineers
✔ Database Administrators
Many companies ask SQL questions in interviews.
📋 4. CRUD Operations
CRUD stands for:
Operation Meaning
Create Insert Data
Read Retrieve Data
Update Modify Data
Delete Remove Data
These are the most fundamental database operations.
➕ CREATE Insert Data
Example:
INSERT INTO Students VALUES (1, 'John', 22);
Adds a new record.
🔍 READ Retrieve Data
Example:
SELECT _ FROM Students;
Displays all records.
✏️ UPDATE Modify Data
Example:
UPDATE Students SET Age = 23 WHERE ID = 1;
Updates existing information.
❌ DELETE Remove Data
Example:
DELETE FROM Students WHERE ID = 1;
Removes a record.
📊 5. Database Tables
Databases organize information using tables.
Example: Employees Table
Employee_ID Name Department
101 Rahul IT
102 Priya HR
103 Amit Finance
Each row is a record. Each column represents an attribute.
🔗 6. Primary Keys
A Primary Key uniquely identifies each row.
Example:
ID Name
1 Rahul
2 Priya
ID acts as the Primary Key.
Rules:
✔ Unique
✔ Cannot be NULL
🔄 7. Relationships Between Tables
Large databases contain multiple tables. These tables are connected using relationships.
Example
Customers Table
Customer_ID Name
1 Rahul
Orders Table
Order_ID Customer_ID
101 1
Customer_ID connects both tables.
🔍 8. SQL Queries Every Beginner Must Learn
Select Data
SELECT _ FROM Employees;
Filter Data
SELECT _ FROM Employees WHERE Department = 'IT';
Sort Data
SELECT _ FROM Employees ORDER BY Salary DESC;
Count Records
SELECT COUNT(_) FROM Employees;
Group Data
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COMMON TERMINOLOGIES IN PYTHON - PART 1
Have you ever gotten into a discussion with a programmer before? Did you find some of the Terminologies mentioned strange or you didn't fully understand them?
In this series, we would be looking at the common Terminologies in python.
It is important to know these Terminologies to be able to professionally/properly explain your codes to people and/or to be able to understand what people say in an instant when these codes are mentioned. Below are a few:
IDLE (Integrated Development and Learning Environment) - this is an environment that allows you to easily write Python code. IDLE can be used to execute a single statements and create, modify, and execute Python scripts.
Python Shell - This is the interactive environment that allows you to type in python code and execute them immediately
System Python - This is the version of python that comes with your operating system
Prompt - usually represented by the symbol ">>>" and it simply means that python is waiting for you to give it some instructions
REPL (Read-Evaluate-Print-Loop) - this refers to the sequence of events in your interactive window in form of a loop (python reads the code inputted>the code is evaluated>output is printed)
Argument - this is a value that is passed to a function when called eg print("Hello World")... "Hello World" is the argument that is being passed.
Function - this is a code that takes some input, known as arguments, processes that input and produces an output called a return value. E.g print("Hello World")... print is the function
Return Value - this is the value that a function returns to the calling script or function when it completes its task (in other words, Output). E.g.
>>> print("Hello World")
Hello World
Where Hello World is your return value.
Note: A return value can be any of these variable types: handle, integer, object, or string
Script - This is a file where you store your python code in a text file and execute all of the code with a single command
Script files - this is a file containing a group of python scripts
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