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Gech’s Dev Talk

Gech’s Dev Talk

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Welcome to Gech’s Dev Talk, a community for developers and tech enthusiasts. Get the latest tech news, hackathons, events, internships, jobs, collaborations, and learning sessions. Connect, share, and grow your skills!

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Channel Posts
"""
You are given an array nums. Your task is to count the number of unique pairs of indices (i,j) such that:
i ≠ j and nums[ j ] - nums[ i ] = j - i
Return the total number of such pairs.


Example 1
Input: nums=[1,2,2,4]      
Output:3
Explanation:
There are three valid pairs of indices:
i = 0 , j = 3
i = 0, j = 1
i = 1, j = 3

Example 2
Input:
nums= [3, 5, 1, 4, 6, 6]
Output: 1
The only pair on indices that satisfy the condition is i  = 3, j = 5


Constraints 
  1 <= nums.length <= 10^5

""" another question asked last year. give it a try, and let me know if you need help. stay tuned  i’ll post more soon!

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340. Longest Substring with At Most K Distinct Characters Given a string, find the length of the longest substring T that contains at most k distinct characters. Example 1: Input: s = "eceba", k = 2 Output: 3 Explanation: T is "ece" which its length is 3. Example 2: Input: s = "aa", k = 1 Output: 2 Explanation: T is "aa" which its length is 2. This was one of the questions asked last year. give it a try, and let me know if you need help. stay tuned i’ll post more soon!
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A2SV Prep Tip: I highly recommend that you start preparing early for the technical interview to maximize your chances of success! 💪 This year, the competition will be tougher, and the number of accepted applicants will be lower, so strong preparation is more important than ever. ⚡️ Here are the key topics for technical interview: 🔹 Sorting 🔹 Two Pointers 🔹 Prefix Sum 🔹 Sliding Window 🔹 Stack & Queue Stay consistent, practice daily, and you’ll stand out from the crowd! 🔥 I’ll also be posting previous years’ A2SV interview questions soon to help you practice effectively. Stay tuned! 👀
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💡 Tip for A2SV Applicants: When answering the “Why A2SV?” question, make sure to include your long-term vision. I want to work at a top tech company, gain world-class skills, and later come back to my home country to give back to my community. A2SV will help me achieve these goals through its training, mentorship, and support. A2SV values purpose-driven applicants who want to learn, grow, and make an impact.
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Are you an African who dreams of building Google-level software engineering skills? Applications are now open for A2SV G7 Edu
Are you an African who dreams of building Google-level software engineering skills? Applications are now open for A2SV G7 Education! This is your moment to learn, grow, and prepare for the top tech companies you’ve always aspired to join. At A2SV Education, you’ll join a vibrant community that challenges you to think bigger, code smarter, and create real impact across Africa 🌍. ⏱️ It only takes 7 minutes to apply. Take your shot at joining A2SV G7 Education today! 👉 Apply now: https://form.typeform.com/to/wOWdCFrZ 📣 Spread the word! Tag a friend, share this post, and help us reach more brilliant African minds ready to transform their future through A2SV. Together, we empower Africa’s next generation of world-class engineers and tech entrepreneurs! 💪 💻 #A2SV #Education #Generation7 #TopTech #ApplicationsAreOpen #SoftwareEngineering #AfricaTech
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Are you preparing for A2SV?
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🌟 Attention Future A2SV Stars! 🌟 🚀 The A2SV interview is coming next month - and the best time to start preparing is NOW! 💪 🎯 Join our exclusive Telegram channel - Gech Dev Talk - and get everything you need to get ahead early: 💎 LeetCode Questions tailored for A2SV interview prep. 📚 Expert DSA strategies to sharpen your problem-solving skills. 🤝 A supportive community of motivated learners just like you. 💬 Insider Tips from Past A2SVians 🔹 “Understand patterns, not just problems.” 🔹 “Explain your thought process clarity counts.” 🔹 “Simulate real interviews to boost confidence.” 🔹 “Stay calm interviewers value approach over speed.” 🔹 And more exclusive tips shared in our channel! 🌟 Let’s start early and build momentum together. 🔥 The earlier you begin, the stronger you’ll finish! 👉 Join now and kickstart your A2SV journey: Gech Dev Talk
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Apply for a Scholarship: AI Bootcamp – From RAG to Agents Join a 7-week, hands-on program led by Alexey Grigorev, covering ev
Apply for a Scholarship: AI Bootcamp – From RAG to Agents Join a 7-week, hands-on program led by Alexey Grigorev, covering everything from LLM and RAG fundamentals to building production-ready AI agents with monitoring, guardrails, and real-world deployment. Scholarships make this world-class training (regular fee: $1,599) accessible at a reduced cost—or even free—for motivated learners who: Want to build practical AI applications (RAG assistants, agentic workflows). Are eager to work on real-world projects, including a showcase capstone. Value collaborative, cohort-based learning with direct mentorship. Aim to share knowledge and contribute to the AI community. Apply here: https://docs.google.com/forms/d/e/1FAIpQLSdHRpXzjkUGwSyDFSI2uMf5-fiK--w3YnKANLUp7WpYD1VyRw/viewform . Winners will be announced on September 29.
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🌻🌻🌻🌻🌻🌻🌻🌻🌻🌻🌻🌻 🌼🌼🌼🌼🌼🌼🌼🌼🌼🌼🌼🌼 🌻2018🌻መልካም🌻አዲስ አመት🌻 🌻🌻🌻 መልካም🌻አዲስዓ መት መልካም🌻 አ🌻ዲ🌻ስ መልካም 🌻 ዓ🌻መ🌻ት ለወዳጄ 🌻 ዓ🌻መ🌻ት 🌻🌻🌻 አ🌻ዲ🌻ስ ዓ🌻መ🌻ት አ🌻ዲ🌻ስ አ🌻ዲ🌻ስ ዓ🌻መ🌻ት አ🌻ዲ🌻ስ ዓ🌻መ🌻ት አ🌻ዲ🌻ስ ዓ🌻መ🌻ት አ🌻ዲ🌻ስ ዓ🌻መ🌻ት 🌻🌻🌻🌻 🌻መ🌻ል 🌻ካ🌻ም🌻🌻🌻🌻 🌻አ🌻ዲ🌻ስ🌻ዓ🌻መ🌻ት 🌻 🌻 🌻 🌻 🌻መል🌻🌻🌻ካም🌻 አ🌻ዲ🌻ስ ዓ🌻መ🌻ት አ🌻ዲ🌻ስ ዓ🌻መ🌻ት አ🌻ዲ🌻ስ ዓ🌻መ🌻ት አ🌻ዲ🌻ስ ዓ🌻መ🌻ት አ🌻ዲ🌻ስ ዓ🌻መ🌻ት አ🌻ዲ🌻ስ ዓ🌻መ🌻ት አ🌻ዲ🌻ስ ዓ🌻መ🌻ት አ🌻ዲ🌻ስ ዓ🌻መ🌻ት አ🌻ዲ🌻ስ ዓ🌻መ🌻ት 🌻መ🌻ል🌻ካ🌻ም🌻 🌻 🌻 🌻 🌻🌻 🌻አዲስ 🌻🌻🌻 🌻አመት 🌻🌻🌻መ🌻ልካም 🌻🌻🌻 አዲስ🌻ዓመት አዲስ🌻ዓመት አዲስ🌻ዓመት አዲስ🌻ዓመት አዲስ🌻ዓመት አዲስ🌻ዓመት አዲስ🌻ዓመት አዲስ🌻ዓመት አዲስ🌻ዓመት አዲስ🌻ዓመት አዲስ🌻ዓመት 🌻መልካም 🌻 አዲስዓመት 🌻🌻🌻🌻🌻🌻🌻🌻 🌻አዲስዓመት🌻ለወዳጄ🌻 🌻 🌻 🌻 🌻መል🌻🌻🌻ካም🌻 አ🌻ዲ🌻ስ ዓ🌻መ🌻ት አ🌻ዲ🌻ስ ዓ🌻መ🌻ት አ🌻ዲ🌻ስ ዓ🌻መ🌻ት አ🌻ዲ🌻ስ ዓ🌻መ🌻ት አ🌻ዲ🌻ስ ዓ🌻መ🌻ት 🌻መ🌻ል🌻ካ🌻ም🌻 አ🌻ዲ🌻ስ ዓ🌻መ🌻ት አ🌻ዲ🌻ስ ዓ🌻መ🌻ት አ🌻ዲ🌻ስ ዓ🌻መ🌻ት አ🌻ዲ🌻ስ ዓ🌻መ🌻ት አ🌻ዲ🌻ስ ዓ🌻መ🌻ት 🌻መ🌻ል🌻ካ🌻ም🌻 🌻 🌻 🌻 🇪🇹ሀገራችን ሰላም የምትሆንበት 🙏 🕊 🌻🌻 🌻🌻🌻 ያሰብነው የሚሳካበት 🌻🌻 🌻🌻🌻 🌻🌻 🌻የትሳካ🌻የሰላም🌻የጤና🌻የበረከት 🌻🌻 🌻🌹⁣🌾ዓመት 💐🌷ይሁንልን።🌻🕊🌻🌻
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🚀 Launch Your Career in Tech with a Free Scholarship! Ascent Tech Hub Africa X DataCamp is offering a 100% FREE scholarship
🚀 Launch Your Career in Tech with a Free Scholarship! Ascent Tech Hub Africa X DataCamp is offering a 100% FREE scholarship (worth $399/year) for learners across Africa. 🌍 ✅ Career tracks in Python, Data Science, AI & more ✅ Hands-on projects & certifications 🌟 What You’ll Learn: ✨ Data Science ✨ Data Analytics ✨ Data Engineering ✨ Artificial Intelligence ✨ Cloud Computing ✨ Python Programming ✨ …and much more! No degree required just your passion to learn and grow in tech! 💻 📅 Applications are open now Limited slots available! 👉 Apply here: https://ascenttechhub.africa/scholarships/ascent-datacamp-scholarship Don’t miss this chance to skill up and power your career with data, tech, and AI. 🔗Join our channel for more opportunities like this and other career-boosting resources: @GechDevTalk
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The Grand Ethiopian Renaissance Dam is finally a reality! 🇪🇹 This milestone is more than just a dam, it’s a symbol of resil
The Grand Ethiopian Renaissance Dam is finally a reality! 🇪🇹 This milestone is more than just a dam, it’s a symbol of resilience, determination, and unity. With its completion, Ethiopia steps into a new era of energy independence, sustainable growth, and regional influence. It proves that when people stand together with vision and persistence, no dream is too big to achieve. Here’s to powering millions of homes, driving innovation, and securing a brighter, self-sufficient future for generations to come. ✨ #GERD #Ethiopia #Renaissance
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Bereket Engida for the 2025 JavaScriptLandia Awards Bereket is being nominated for Outstanding Contribution from a New Arriva
Bereket Engida for the 2025 JavaScriptLandia Awards Bereket is being nominated for Outstanding Contribution from a New Arrival for his impactful work on BetterAuth, which is making authentication simpler and helping many developers. The community has already started nominating him. Let’s add our support. 📅 Nominations close Sept 19 🏆 Winners announced at JSConf 2025 (Oct 14–16, Maryland) Nominate Bereket 👉 here. Original: x post
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Let’s show our support for Bereket Engida
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🎥 NeetCode Premium Udemy DSA Course – Part 8 (Final Part) 🚀 We’ve finally reached the grand finale of this DSA journey! 💯 Part 8 covers some of the most powerful concepts you’ll need to crack FAANG-level interviews: ✅ Graph Algorithms ✅ Dynamic Programming (DP) ✅ Bit Manipulation 🔥 With this, your DSA roadmap is complete! Whether it’s LeetCode hards or Codeforces div 2/1, you now have the right tools to tackle them with confidence. 💬 I hope you enjoyed this entire series as much as I enjoyed sharing it with you! ❤️ 👉 Now tell me: On what topic should I drop premium course content next? (AI, Web Dev, System Design, etc.) 📢 Don’t forget to join the Telegram for more free premium courses & interview prep: 👉 https://t.me/GechDevTalk ⚡️ Stay consistent, stay curious, and keep leveling up 🚀
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Python Basic Programs 💪🔥 Don’t forget to ❤️ React to this message if you want more content like this! Thanks for joining all ❤️🙏 Stay tuned on @GechDevTalk for more updates 🚀
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🚀 Google / Fitbit / YouTube Summer 2026 Internship 🌟 Google is offering a 12-14 week paid Software Engineering Internship f
🚀 Google / Fitbit / YouTube Summer 2026 Internship 🌟 Google is offering a 12-14 week paid Software Engineering Internship for Bachelor’s students in CS or related fields across the US & Canada. 💡 Highlights: Work on scalable, distributed software systems Collaborate on projects with global impact Gain professional development, exec speaker series & community-building Must be in the US during the internship 📅 Apply by Oct 31, 2025 (rolling review – early applications preferred) 📝 How to Apply: Upload CV/resume + transcript & select “Now attending” 🔗 Apply here: Google Careers – Summer 2026 Internship ⏳ Note: You may hear back within 90+ days, depending on recruiter review. @GechDevTalk
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🚨 Most resumes fail in the first 7 seconds! 📉 Recruiters skim, not read. If yours isn’t clear + eye-catching, it’s ignored.
🚨 Most resumes fail in the first 7 seconds! 📉 Recruiters skim, not read. If yours isn’t clear + eye-catching, it’s ignored. ⚡️ Here’s how to make yours stand out instantly 👇 🔥 Why most resumes fail: ❌ Cluttered & hard to scan ❌ Generic — blends in with hundreds of others ❌ Missing metrics/impact ❌ Poor formatting ✅ Why this template works: ✨ Clean & professional - recruiters spot key info fast ✨ ATS-friendly - passes initial filters ✨ Achievement-focused - highlights measurable results ✨ Balanced - detailed but not overwhelming 💡 Tip: Use numbers. Instead of “Improved sales”, say “Boosted sales by 30% in 3 months”. 📸 Attached is a resume sample you can model yours on - clear, powerful, and recruiter-friendly. 📌 More tips & resources in 👉 @GechDevTalk
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🎨 Frontend = Presentation ⚙️ Backend = Processing 🔗 API = Communication 🌐 Full Stack = Complete Vision @GechDevTalk
🎨 Frontend = Presentation ⚙️ Backend = Processing 🔗 API = Communication 🌐 Full Stack = Complete Vision @GechDevTalk
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🎥 NeetCode Premium Udemy DSA Course – Part 7 🔥 Keep pushing your DSA journey forward! Part 7 unlocks some of the most interview-critical problem-solving techniques: ✅ Backtracking – Explore all possibilities with smart pruning ✅ Hashing – Fast lookups & optimized problem-solving ✅ Priority Queue (Heap) – Efficient scheduling & top-k problems 💡 Perfect for: Tackling hard LeetCode & Codeforces problems Building strong foundations for advanced algorithms 💬 Got tips or questions? Let’s discuss below! ❤️ Found this helpful? React & share with your friends. 📢 Join the Telegram for more free premium courses & interview prep: 👉 https://t.me/GechDevTalk ⚡️ Stay tuned — Part 8 coming soon!
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😅😅 SE jobs are safe for now
😅😅 SE jobs are safe for now
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