Master Javascript :

The JavaScript Tree 👇
|
|── Variables
| ├── var
| ├── let
| └── const
|
|── Data Types
| ├── String
| ├── Number
| ├── Boolean
| ├── Object
| ├── Array
| ├── Null
| └── Undefined
|
|── Operators
| ├── Arithmetic
| ├── Assignment
| ├── Comparison
| ├── Logical
| ├── Unary
| └── Ternary (Conditional)
||── Control Flow
| ├── if statement
| ├── else statement
| ├── else if statement
| ├── switch statement
| ├── for loop
| ├── while loop
| └── do-while loop
|
|── Functions
| ├── Function declaration
| ├── Function expression
| ├── Arrow function
| └── IIFE (Immediately Invoked Function Expression)
|
|── Scope
| ├── Global scope
| ├── Local scope
| ├── Block scope
| └── Lexical scope
||── Arrays
| ├── Array methods
| | ├── push()
| | ├── pop()
| | ├── shift()
| | ├── unshift()
| | ├── splice()
| | ├── slice()
| | └── concat()
| └── Array iteration
| ├── forEach()
| ├── map()
| ├── filter()
| └── reduce()|
|── Objects
| ├── Object properties
| | ├── Dot notation
| | └── Bracket notation
| ├── Object methods
| | ├── Object.keys()
| | ├── Object.values()
| | └── Object.entries()
| └── Object destructuring
||── Promises
| ├── Promise states
| | ├── Pending
| | ├── Fulfilled
| | └── Rejected
| ├── Promise methods
| | ├── then()
| | ├── catch()
| | └── finally()
| └── Promise.all()
|
|── Asynchronous JavaScript
| ├── Callbacks
| ├── Promises
| └── Async/Await
|
|── Error Handling
| ├── try...catch statement
| └── throw statement
|
|── JSON (JavaScript Object Notation)
||── Modules
| ├── import
| └── export
|
|── DOM Manipulation
| ├── Selecting elements
| ├── Modifying elements
| └── Creating elements
|
|── Events
| ├── Event listeners
| ├── Event propagation
| └── Event delegation
|
|── AJAX (Asynchronous JavaScript and XML)
|
|── Fetch API
||── ES6+ Features
| ├── Template literals
| ├── Destructuring assignment
| ├── Spread/rest operator
| ├── Arrow functions
| ├── Classes
| ├── let and const
| ├── Default parameters
| ├── Modules
| └── Promises
|
|── Web APIs
| ├── Local Storage
| ├── Session Storage
| └── Web Storage API
|
|── Libraries and Frameworks
| ├── React
| ├── Angular
| └── Vue.js
||── Debugging
| ├── Console.log()
| ├── Breakpoints
| └── DevTools
|
|── Others
| ├── Closures
| ├── Callbacks
| ├── Prototypes
| ├── this keyword
| ├── Hoisting
| └── Strict mode
|
| END __

#TechVibe #JavaScript @alnova19

📚 10 of the best free books in the field of data science
📑 that you should include in your learning program!

1️⃣ Python Data Science Handbook
Using unique Python libraries with a focus on data science.
Link: PDF


2️⃣ Hands-On Machine Learning book
This book explains the concepts of machine learning with practical examples and Python code and is suitable for novice programmers.
Link: PDF


3️⃣ Deep Learning book
The best book for machine learning and deep learning written by 3 active and top researchers in these fields.
Link: PDF


4️⃣ R for Data Science book
This book reflects the best ways to use R in data science.
Link: PDF


5️⃣ Data Science from Scratch book
This book starts from the simplest possible level and provides you with all the necessary tools and skills to become a great data scientist.
Link: PDF


6️⃣ Machine Learning Yearning book
Error detection in machine learning projects.
Link: PDF


7️⃣ Bayesian Methods for Hackers book
Practical applications of Bayesian inference and probabilistic programming.
Link: PDF


8️⃣ The Elements of Statistical Learning book
Investigating the mathematics of ML algorithms and statistical learning methods.
Link: PDF


9️⃣ DATA SMART book
Implementing complex data science problems using Excel and the tips and tricks of this process.
Link: PDF


🔟 Intro to Statistical Learning with Python book
Examples and practical applications of Python language in data science projects.
Link: PDF

#TechVibe #TechResources @alnova19

"Where you're born isn't your ceiling" we can make it peps✌️

#TechVibe @alnova19

Chapa and telebirr requires a business license, in test env, they don need. but when you on production with real payment, you required to provide the license of business certificate and agreement

#TechVibe #Chapa #TeleBirr @alnova19

am not even a react dev but recently somebody told me about KIRO(AI IDE by Amazon) and tried by building cluelessdev.vercel.app this in just 40 min.

ጠዋት ጠዋት ለመሮጥ አስብና "ኃጥህ ማንም ሳያሳድደው ይሸሻል ፤ ፃድቅ ግን እንደ አንበሳ ያለ ፍርሀት ይኖራል" የሚለውን አስታውሸ ጥቅልል ብየ እተኛለሁ😭

#TechVibe @alnova19

📢 Notice: Registration Open for Huawei ICT Competition
2025–2026 Northern Africa


Dear ICT Academy Instructors, Students, and Partners,
We are pleased to announce that registration is now open for the Huawei ICT Competition 2025–2026 Northern Africa. This annual competition provides an international platform for students and teachers to showcase their ICT knowledge, improve practical skills, and foster innovation.

🌍 About the Competition
Since its launch in 2015, the Huawei ICT Competition has grown into one of the largest and most influential ICT talent events worldwide. Last year, more than 11,000 students from the Northern Africa Region participated, demonstrating the strong interest and rising influence of this initiative.

The ICT Practice Competition is designed to assess students’ technical foundation and their ability to apply ICT knowledge in real-world scenarios. It covers three major tracks:
1. Network Track – Datacom, Security, WLAN, DCN
2. Cloud Track – Cloud, Artificial Intelligence (AI)
3. Computing Track – OpenEuler, OpenGauss, Kunpen.

📝 Registration Link

⏳ Important Notes

• Please ensure you register before the official deadline.
• Each participant must carefully select their track (Network, Cloud, or Computing) during registration.
• Instructors are encouraged to support students by providing guidance and facilitating exam preparation.

📬 Contact Information

For any questions or support regarding the competition, please contact:
📧 [Telegram/WhatsApp
📞 [0910138966]
We look forward to your active participation in the Huawei ICT Competition 2025–2026 Northern Africa and to seeing our region’s ICT talent shine on the global stage.

#TechVibe #HuaweiComitation2025 @devWithEyob

God give me strength and guide me through this year, it's gonna be tough

#TechVibe #NewYear @alnova19

𝗙𝗥𝗘𝗘 𝗢𝗻𝗹𝗶𝗻𝗲 𝗖𝗼𝘂𝗿𝘀𝗲𝘀 𝗧𝗼 𝗘𝗻𝗿𝗼𝗹𝗹 𝗜𝗻 𝟮𝟬𝟮𝟱 😍

Learn Fundamental Skills with Free Online Courses & Earn Certificates

- AI
- GenAI
- Data Science,
- BigData 
- Python
- Cloud Computing
- Machine Learning
- Cyber Security 

𝐋𝐢𝐧𝐤 👇:- 

https://linkpd.in/freecourses

Enroll for FREE & Get Certified 🎓

#TechVibe #FreeCourses @alnova19

🚨 Workshop Postponement Announcement🚨

Please note that the Digital Forensics & Cyber Investigation Workshop, Rescheduled for:

🗓 Wednesday, September 24
⏰ 8:00 PM (Mata 2 LT)

postponed to next week due to an unexpected situation.

We truly appreciate your understanding and continued support.

#ISHubAAU #DigitalForensics #CyberInvestigation #WorkshopUpdate #NehimyaMesfin #EyerusalemBelay

Good night fam🥱

What do you guys think about this idea🤔, tell me in the comments

#TechVibe @alnova19

@behagerlij gotta be the best animation studio fr. The potential they have to go international is crazy 👏🔥

@natyiu0

Better Auth is co-hosting "The Modern Stack hackathon" with Convex and some other incredible partners! It's a virtual hackthon and winners will walk away with some great prizes. We’d love to see you join in!

https://www.convex.dev/hackathons/modernstack

We hit 600 subs let's goooo 1k fam😍

#TechVibe @devWithEyob

🔥 Getting Out of Tutorial Hell 🔥

Too many devs stay stuck in endless tutorials, thinking “one more course and I’ll be ready.” Truth: you’ll never feel ready if you don’t build.

Tutorials are just a map. They show directions.

Projects are the real journey. That’s where you get lost, debug, and truly learn.

Bugs are teachers. Every error fixed is 10× more valuable than another video watched.


👉 Next time you finish a lesson, close it. Rebuild the feature yourself. Hit walls, break things, solve them. That’s how you grow from consumer → creator.

I never realized that in node.js, http requests and responses are actually streams(extends stream class like file systems). The req is a readable stream and the res is a writable stream. That means you don’t have to wait for the whole request or response to finish, you can handle data chunk by chunk. Makes so much sense why Node is great for uploads, downloads, and real-time apps.

#TechVibe #NodeJs #DailyTechTips #day_9

It is so nice to be around you my holy mother❤️

#TechVibe #Church