The Science of Temperature and Humidity and Clouds
Imagine you have a big pot of water and you put it on the stove to heat up. As the water heats up, it starts to boil. When water boils, it turns into steam. Steam is a gas, and it…
Online games, metaverse, and the layer two of reality?
Background Online games are a ubiquitous feature of modern society, enjoyed by people of all ages and backgrounds. Their popularity can be attributed to a variety of factors, including their entertainment value, social interaction potential, educational potential, and therapeutic benefits.…
How Living Things Reverse the Flow of Entropy?
“Living things avoid decay into disorder and equilibrium” Erwin Schrödinger Background Biological creatures, from a physics perspective, can be seen as entities that tend to avoid disorder and equilibrium, and also relatively tend to reverse the flow of entropy. Entropy…
How to Use Fail2ban and Nginx to Implement Temporary IP Bans and Rate Limiting
Background and Introduction Denial-of-service (DoS) attacks are a common threat to web servers and other online services. These attacks attempt to overwhelm a server with traffic, making it unavailable to legitimate users. Nginx is a popular web server that is…
Setting up a DNS over HTTPS (DoH) proxy for your OpenWrt router
Background DNS hijacking is a technique used by ISPs to redirect DNS queries to their own servers. This can be done for a variety of reasons, such as to block access to certain websites, to collect data about users’ browsing…
Setting up an OpenVPN client for your OpenWrt router
Want to protect your online privacy and security? a complete network isolation? Install OpenVPN on your router and forget about it. All of your devices will be protected automatically, no need to install any VPN apps. OpenVPN encrypts all of…
What’s the relation between mental health and routine?
The relationship between mental health and routine can be significant. Establishing and maintaining a healthy routine can have a positive impact on mental well-being. Here are a few ways in which routine can influence mental health: Happy Men’s Health Month!
From Bare Metal to Cloud: A Journey of Server Evolution and Lessons Learned
Chapter 1: The Birth of a Bare Metal Server In 2019, armed with determination and a desire for exploration, I embarked on a fascinating journey into the realm of server administration. With an old laptop powered by an Intel Celeron…
How to deploy your own DNSCrypt Proxy home server
DNS hijacking is when someone changes the address book that computers use to find websites on the internet. Imagine you have a big book that tells you where all your friends live. When you want to visit your friend’s house,…
How to protect your website with reCAPTCHA
reCAPTCHA is like a game that helps the computer know if you are a real person or a robot. When you go to some websites, they ask you to solve a puzzle or pick some pictures to show that you…
How Google Authenticator works without the Internet?
You know when you play a game with a secret code? TOTP is like that, but for keeping our important things safe, like our online accounts. First, we have a special secret key. It’s like a magic password that only…
I just installed an external cooling fan for my bare metal
Yep, it’s not an actual bare metal, just an old laptop, and it’s not even a proper cooling system. But even if, I noticed my ambient temperature inside my box shows a different result. It becomes hotter than usual and…
KKN di Pulau Moa
KKN di Pulau Moa merupakan salah satu pengalaman terbaik dalam hidup saya, sekaligus titik terjauh saya menginjakkan kaki di Indonesia bagian paling timur. Berangkat dengan pesawat Hercules milik TNI Angkatan Darat pada 16 Desember 2022 08:00 WIB juga merupakan pengalaman…
Life After Bangkit
#LifeAfterBangkit Bangkit Academy is an exciting place with a supportive community. I learned many cloud computing stuff from virtual machines, containers, and serverless infrastructure, followed by soft skill classes such as growth mindset, English, to Minumum Viable Product for business.…
Solusi CIDC
Introduction Pada jurnal Cloud Image Data Center for Healthcare Network in Taiwan, digunakan Cloud Image Data Center (CIDC) sebagai penyimpanan gambar dan berbagai data yang bersifat objek terhadap rumah sakit yang berpartisipasi yang akan menggunakan Cloud Computing. Alasan diimplementasikannya Cloud…
Autoscaling with Instance Group and Load Balancing using Google Cloud
Today, I’ll build an autoscaling system based on multiple instance groups in two regions. One instance group will be in Singapore, with a maximum number of instances of 2, and another will be in Belgium. Both instance groups have the…
Anti-Private IP Automation for ZTE F609
My name is Budi and I was diagnosed with ADHD
My name is Budi, I was diagnosed with ADHD and I want to be a software engineer but I’m terrible and easily overwhelmed everytime I start to learn. I know it’s going to take time for me to get better…
Protected: My name is Sarjana and I want to fight the technology centalization of authoritarian state
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How to create a connectivity dashboard with AJAX
I will make a connectivity dashboard to check a server’s condition and port status in this post. Part 1: Create an index.php file First, create a main index.php file. In this code, I use this AJAX method to get value…
Test data upload over MQTT using Python to ThingsBoard (community)
This sample Python script uploads data to my self-hosted ThingsBoard server. Before I start, I need to install the script requirements and set up an API key in my ThingsBoard server. Part 1 : MQTT client setup Copy this code…
How to run multiple Node.js servers using Nginx as a reverse proxy
Running multiple Node.js servers using the same port is not possible. My solution to this problem is by using a domain name and Nginx’s reverse proxy configuration to allow multiple Node.js servers to run in the same port. My configuration…
Protected: Referensi catfeeder
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How to use Dynamic DNS service for a server with dynamic IP address
Hosting a website or a server can be a problem if you have dynamic IP because you need to update your DNS records in your domain name every time your server’s IP renews. My solution to this website that uses…
Lorem ipsum
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