Music Lessons

We’ve got something special for Indonesia’s data community! 🚀 Alexey Milovidov, co-founder and CTO of ClickHouse, will be stopping by this April as part of his APJ AI tour. Come join us for an evening of learning from database experts, and great conversations with the ClickHouse community. **🗓️ AGENDA:** * 6:30 PM: Registration, Dinner & Chitchat * 7:00 PM: Welcome and Introductions * 7:05 PM: **The Data Engine Behind AI: Powering Language Models at Scale** by Alexey Milovidov, Co-Founder & CTO @ ClickHouse * 7:35 PM: **Speed as a Feature: Markethac's Journey from BigQuery to ClickHouse** by Adhitya Cahyadi, Business Director @ Markethac * 8:00 PM: **Speed at Scale: How ASTRO Powers Quick-Commerce with ClickHouse** by Matheus Alvian Wikanargo, Lead Data Engineer @ ASTRO * 8:25 PM: Q&A * 8:40 PM: Networking & Close **👉🏼 RSVP to secure your spot!** **_____________________________________** **🎤 Session Details: The Data Engine Behind AI: Powering Language Models at Scale** Behind every AI breakthrough is a mountain of data — and the real challenge is moving, shaping, and querying it fast enough to keep up. In this session, Alexey will take a deep dive into how large language models are trained, fine-tuned, and served, with a focus on the data pipelines and architectures that make it all work. You’ll see live demos of ClickHouse tackling massive AI-scale datasets in real time, along with performance benchmarks that reveal just how far you can push the engine. Expect actionable tips, architectural patterns, and a few ClickHouse tricks that data engineers, architects, and AI enthusiasts can bring straight into their own projects. **Speaker: Alexey Milovidov, Co-Founder & CTO of ClickHouse** Alexey Milovidov is the Co-founder and CTO of ClickHouse, Inc., with 16 years of experience in data-intensive applications. He began developing ClickHouse in 2009 and released it as open source in 2016. Before ClickHouse, Alexey developed the data processing engine for the world's second-largest web analytics system. In 2021, Alexey came together with two co-founders to build ClickHouse and is focused daily on expanding its capabilities and optimizing performance. His expertise lies in data processing algorithms and high-performance technologies, driving his passion for data and innovation in the field. Ask him about speed, or CI, go on... we dare you! **🎤 Session Details: Speed as a Feature: Markethac's Journey from BigQuery to ClickHouse** Every e-commerce insight starts with a question — but when your data grows faster than your queries can run, the answers stop coming in time. In this session, Adhitya will walk through how Markethac migrated its analytics stack from BigQuery to ClickHouse to meet the real-time demands of Indonesian e-commerce intelligence at scale. You'll get a behind-the-scenes look at the architecture decisions, ingestion pipeline design, and optimizations that made the migration work — along with live demo showing the performance gap between the two engines on real marketplace data. If you're sitting on a growing analytical workload and wondering whether your current warehouse can keep up — this one's for you. **Speaker: Adhitya Cahyadi, Business Director @ Markethac** Adhitya Cahyadi is the Business Director and Chief of Product at Markethac, an e-commerce intelligence platform built for the Indonesian and Southeast Asian market. He joined Markethac in 2022 growing the business by leading the product, data engineering, and analytics teams behind Markethac's core offering and innovations. Started in data analytics field in his previous role, Adhitya is passionate on turning raw marketplace data into structured, AI-powered workflows that help enterprises make faster, more confident decisions. **🎤 Session Details: Speed at Scale: How ASTRO Powers Quick-Commerce with ClickHouse** ASTRO is a 24/7 quick-commerce platform offering over 15,000+ selected products, delivering orders within minutes to help customers meet their everyday needs. In this session, ASTRO shares its journey using ClickHouse to power real-time analytics at scale, covering how long the team has been using ClickHouse, the key use cases implemented, and how their data platform evolved to support quick commerce. The talk will highlight measurable improvements in query performance, scalability, and operational efficiency, as well as the impact on faster, data-driven decision-making. ASTRO will also discuss the challenges encountered—from handling high data volumes to optimizing performance—and how ClickHouse helped overcome these bottlenecks, enabling reliable, real-time visibility into operations. **Speaker:** **Matheus Alvian Wikanargo**, **Lead Data Engineer @ ASTRO** Matheus Alvian Wikanargo is a Lead Data Engineer at ASTRO, where he focuses on building and evolving the company’s data platform to support analytics, operational use cases, and real-time decision-making. He works across data platform development, architecture, and governance, with a strong interest in designing scalable systems that grow alongside business needs.

## **WordPress Meetup Tangerang Selatan: Setup Home Server dengan Ubuntu & LEMP Stack** **Ubah Laptop Bekas Jadi Server WordPress Bertenaga AI!** Punya laptop atau PC lama yang cuma berdebu di pojokan? Jangan dibuang atau dijual murah dulu! Di meetup kali ini, kita akan belajar bagaimana menyulap perangkat "pensiunan" tersebut menjadi **Home Server** yang tangguh untuk menjalankan WordPress secara mandiri. Bayangkan memiliki kontrol penuh atas hosting Anda sendiri tanpa biaya langganan bulanan, namun dengan performa yang tetap mumpuni untuk kebutuhan pengembangan maupun proyek personal. ### **Apa yang Akan Kita Pelajari?** Kita akan melakukan praktik langsung (hands-on) dari nol hingga online: * **Persiapan Hardware:** Mengapa laptop bekas adalah pilihan cerdas untuk home server. * **Instalasi OS:** Setup dasar menggunakan Ubuntu Server. * **LEMP Stack:** Konfigurasi Linux, Nginx, MySQL, dan PHP untuk performa WordPress yang optimal. * **Go Online:** Cara membuat server lokal Anda bisa diakses dari internet secara aman. * **AI-Powered Management:** *Secret sauce!* Kita akan mendemonstrasikan bagaimana teknologi AI terbaru bisa membantu Anda mengelola server lewat terminal tanpa perlu pusing menghafal command yang rumit. ### **Kenapa Anda Harus Ikut?** * **Hemat Budget:** Stop bayar sewa hosting untuk proyek-proyek eksperimental Anda. * **Privasi & Kontrol:** Data Anda, server Anda, aturan Anda. * **Scale Up Your Skill:** Belajar sisi "belakang layar" yang jarang diketahui pengguna WordPress biasa. * **Teknologi Masa Depan:** Lihat bagaimana AI mempermudah pekerjaan SysAdmin dalam mengelola infrastruktur. ### **Persiapan Peserta:** Jika ingin mengikuti praktik langsung di tempat, disarankan membawa: 1. Laptop utama untuk bekerja. 2. (Opsional) Laptop bekas/PC kecil yang ingin dijadikan server untuk dicoba langsung. 3. Semangat untuk belajar hal baru! *** **Detail Acara:** * 📅 **Hari/Tanggal:** Sabtu, 25 April 2026 * 🕒 **Waktu:** 15:00 - 18:00 WIB * 📍 **Lokasi:** Oastia Cafe, BSD - Tangerang Selatan * 🔗 **Registrasi:** s.id/wptangsel21 Acara ini didukung oleh **[Jagoan Hosting](https://jagoanhosting.com)** dan terbuka untuk siapa saja yang tertarik dengan WordPress, server, dan teknologi masa depan. Sampai jumpa di lokasi! Kita buat laptop lama Anda jadi produktif kembali.

👋 **Hei, kamu yang percaya hal besar selalu dimulai dari obrolan kecil...** ​ Nggak ada komunitas yang langsung besar dan kuat. Semuanya mulai dari beberapa orang yang mau duduk bareng, ngobrol jujur, dan sepakat untuk saling jaga. Persis kayak yang kita mulai di sini. ☕ ​Dan kalau fondasinya udah bener dari awal, krisis sebesar apapun nggak akan mudah ngegoyahin. 🪨 ​Di meetup kali ini, kita akan ngobrol santai tentang bagaimana komunitas bisa menjadi fondasi penting dalam membangun ekosistem Bitcoin yang kuat dan tahan krisis. Karena di balik teknologi yang hebat, selalu ada orang-orang yang saling belajar, saling berbagi perspektif, dan saling menguatkan. ​Lewat diskusi ringan di meja kopi, kita bakal membahas bagaimana komunitas bisa menjadi ruang untuk bertukar ide, memperluas wawasan, dan menjaga semangat kolaborasi di tengah situasi ekonomi yang sering berubah. Dari percakapan kecil, sering kali muncul pemahaman besar. 💡 ​Jadi kalau kamu ingin ngobrol, bertukar pikiran, atau sekadar mendengar sudut pandang baru tentang Bitcoin dan komunitasnya, tempat ini terbuka buat kamu. ​🧡 Karena kadang perjalanan memahami Bitcoin jadi lebih bermakna ketika dijalani bersama. Sampai jumpa di meetup! 📌 Info Penting:🔸 **Tiket GRATIS**! Tapi peserta diwajibkan membeli makan/minum sendiri selama acara🔸 Tidak ada promosi **altcoin**, **NFT**, atau **token kripto** lainnya🔸 Hanya membahas **Bitcoin** — teknologi, nilai, dan dampaknya bagi dunia 🔗 **Tentang Kami**🟠[ Bitcoin Indonesia](https://x.com/bitcoinindo21) adalah inisiatif nirlaba yang bertujuan untuk:🕊️ Menyebarkan pemahaman tentang **Bitcoin** sebagai alat pembebasan individu⚖️ Mendorong **kedaulatan finansial** melalui edukasi netral📚 Menyediakan konten **open-source** yang bisa digunakan siapa pun, gratis 📲 **Telegram**:[ ](https://t.me/+OIIRyKQmvJY0MWFk)**[t.me/+OIIRyKQmvJY0MWFk](https://t.me/+OIIRyKQmvJY0MWFk)** 📸 **Instagram**:[ ](https://x.com/bitcoinindo21)**[@bitcoinindo21](https://x.com/bitcoinindo21)** 🌐 **Website**:[ www.](https://bitcoinindonesia.xyz/)**[bitcoinindonesia.xyz](https://bitcoinindonesia.xyz/)**

​**👋🔥 Halo Bitcoiner Tangerang! 🔥👋** ​**Konfirmasi kehadiran via Gform (wajib isi): [https://forms.gle/aRzu1wSp1TB5GNtk8](https://forms.gle/aRzu1wSp1TB5GNtk8)** ​ ​Sering dengar orang ngomong soal **21 juta Bitcoin**, tapi jarang yang benar-benar membahas cara berpikir di balik angka itu. Padahal, dari situ ada banyak pelajaran menarik yang bisa dipakai juga di dunia bisnis. ​Di meetup kali ini, kita bakal ngobrol santai tentang bagaimana prinsip ekonomi Bitcoin bisa memberi sudut pandang baru dalam membangun bisnis—mulai dari cara melihat kelangkaan, menjaga nilai jangka panjang, sampai membangun sesuatu yang tetap kuat walau kondisi ekonomi lagi nggak pasti. ​Bukan kelas teori yang bikin pusing. Kita akan bahas pelan-pelan dengan contoh yang dekat dengan kehidupan sehari-hari dan dunia usaha. Jadi baik kamu pebisnis, freelancer, kreator, atau yang sekadar penasaran dengan cara kerja ekonomi Bitcoin, obrolan ini tetap relevan buat kamu. 💡 ​Siapa tahu dari diskusi sederhana ini, kamu pulang dengan cara berpikir baru tentang nilai, bisnis, dan masa depan. ⚡ ​🧡 Datang dengan rasa ingin tahu, pulang dengan perspektif yang mungkin belum pernah kamu pikirkan sebelumnya. ​ 📌 **Info Penting:** 🔸 Tiket **GRATIS** (peserta beli makan/minum sendiri) 🔸 **NO** promosi altcoin, NFT, atau token lainnya 🔸 100% bahas **Bitcoin** — teknologi, filosofi, dan potensinya 🔗 **Tentang Kami** 🟠[ ](https://x.com/bitcoinindo21)*[Bitcoin Indonesia](https://x.com/bitcoinindo21)*[ ](https://x.com/bitcoinindo21)adalah komunitas nirlaba yang ingin: 📚 Menyebarkan edukasi netral soal Bitcoin 🕊️ Mendorong kebebasan dan kedaulatan individu 🤝 Buka ruang diskusi sehat dan terbuka untuk semua **📲 Telegram: [https://t.me/+OIIRyKQmvJY0MWFk](https://t.me/+OIIRyKQmvJY0MWFk)** **📸 Instagram: [https://instagram.com/bitcoinindo21](https://www.instagram.com/bitcoinindo21)** **🌐 Website: [https://bitcoinindonesia.xyz](https://bitcoinindonesia.xyz/)**

Want to unwind after work with some fun? How about hitting the tennis courts at Anol Tennis Warehouse with people who are at your level (Intermediate)? It’s a weekly event, and we’re always welcoming new members, so you can get a great workout and make some new friends all at once. Looking forward to seeing you there soon! Fee is 198,000 Rp per person.

Nongkrong sambil berbahasa Prancis! Niveau minimum : A2 mais tout le monde est bienvenu !

Hello, we already have members, so the game is always on!! New Normal for JEB Badminton To support government maintaining restrictions to contain the spread of COVID-19, JEB will update the regulations by setting the game with limited player and applied the following conditions : Fee Join = Rp. 80.000,- / person with max 8 players /court . 2 courts' court no 6&7 Cancellation Policy : A. More than 10 hours before game - no penalty / charge from Fee Join. B. Less than 9 hours before game - a half penalty / charge from Fee Join. Thank you for your kind understanding. Cu soon 🤩

Main Bareng Pickleball at Ancol Tennis Warehouse. Join us for fun, socialising and sports at Ancol Tennis Warehouse.

Salsamante Dance Academy will be at Swerve Every Tuesday Night to share the Rhythm & Energy of Bachata & Salsa. These are Beginner Level lessons to get you comfortable and understand the two dances. Spread the Good News to all. Swerve Dance & Fitness Complex 640 Lakeview Plaza Blvd A, Worthington, OH 43085 Bachata 7pm-8pm Salsa 8pm-9pm $15 - One Lesson $20 - Both Lessons

**✅ Bachata Mondays with Todd Smith!** **👉 Beginner Bachata Class** **$15 In Advance / $20 At the Door** 7:00 pm – 7:15 pm … Registration 7:15 pm – 8:15 pm … Beginner Class **👉 Intermediate Bachata Class** **= $15 In Advance / $20 At the Door** 8:15 pm – 8:30 pm Registration 8:30 pm – 9:30 pm Intermediate Class **👉 If You Take Both Bachata Classes** **= $25 In Advance / $35 At the Door** **👉 Buy Advance Tickets Now at:** https://columbussalsadancing.com/bachata-mondays-dance-class-tickets/

**✅ Bachata Mondays with Todd Smith!** **👉 Beginner Bachata Class** **$15 In Advance / $20 At the Door** . 7:00 pm – 7:15 pm … Registration 7:15 pm – 8:15 pm … Beginner Class . **👉 Intermediate Bachata Class** **= $15 In Advance / $20 At the Door** . 8:15 pm – 8:30 pm Registration 8:30 pm – 9:30 pm Intermediate Class . **👉 If You Take Both Bachata Classes** **= $25 In Advance / $35 At the Door** . **👉 Buy Advance Tickets Now at:** . https://columbussalsadancing.com/bachata-mondays-dance-class-tickets/

Get ready for an unforgettable night of inspiration, energy, and soul-stirring performance with international speakers and artists Armand and Angelina. This is more than an event—it’s a live concert-style experience of music, message, and mirth that will uplift your spirit and move your heart. From the moment the evening begins, you’ll be immersed in a powerful atmosphere of love, laughter, and transformational sound. Featuring the angelic, heart-opening voice of Angelina—singing across multiple languages—and the dynamic presence of Armand, whose inspiring talks, original compositions, and powerful vocals ignite a passion for life, this is a performance you don’t want to miss. Come out and feel the energy, connect with the message, and experience a night that celebrates love, transformation, and the power of music to move us all. $20 Suggested Love Offering (None shall be turned away) **Bonus Morning Experience** Native Flute Playshop with A & A Thursday, May 14 at 10:00 a.m. Come back in the morning for a deeper, hands-on musical experience.

**✅ Salsa Wednesdays with Todd Smith!** **👉 Beginner Salsa Class** **$15 In Advance / $20 At the Door** 7:00 pm – 7:15 pm … Registration 7:15 pm – 8:15 pm … Beginner Class **👉 Intermediate Salsa Class** **= $15 In Advance / $20 At the Door** 8:15 pm – 8:30 pm Registration 8:30 pm – 9:30 pm Intermediate Class **👉 If You Take Both Salsa Classes** **= $25 In Advance / $35 At the Door** **👉 Buy Advance Tickets Now at:** https://columbussalsadancing.com/salsa-wednesdays-dance-class-tickets/ **👉 Questions? Text Todd @ (614) 774-8146**

**✅ Salsa Wednesdays with Todd Smith!** **👉 Beginner Salsa Class** **$15 In Advance / $20 At the Door** 7:00 pm – 7:15 pm … Registration 7:15 pm – 8:15 pm … Beginner Class **👉 Intermediate Salsa Class** **= $15 In Advance / $20 At the Door** 8:15 pm – 8:30 pm Registration 8:30 pm – 9:30 pm Intermediate Class **👉 If You Take Both Salsa Classes** **= $25 In Advance / $35 At the Door** **👉 Buy Advance Tickets Now at:** https://columbussalsadancing.com/salsa-wednesdays-dance-class-tickets/ **👉 Questions? Text Todd @ (614) 774-8146**