https://jh123x.com/blog/Recent content in My Blog Posts and Stories on Jh123x: Blog, Code, FunHugoen-ushttps://jh123x.com/blog/2026/linking-claude-code-to-local-llms/Thu, 19 Mar 2026 00:00:00 +0800https://jh123x.com/blog/2026/linking-claude-code-to-local-llms/Using Claude Code with local LLMs using LM Studiohttps://jh123x.com/blog/2026/building-a-data-converter/Wed, 04 Mar 2026 00:00:00 +0800https://jh123x.com/blog/2026/building-a-data-converter/Building a fast data conversion tool tailored to my workflow.https://jh123x.com/blog/2025/coolify-wildcard-subdomain-setup-with-cloudflare/Mon, 01 Dec 2025 09:28:39 +0800https://jh123x.com/blog/2025/coolify-wildcard-subdomain-setup-with-cloudflare/Setting up Coolify with a Cloudflare Subdomain for allocating subdomain addresses locallyhttps://jh123x.com/blog/2025/databases---difference-between-database-variants/Wed, 19 Nov 2025 00:00:00 +0800https://jh123x.com/blog/2025/databases---difference-between-database-variants/Databases and the differences between different SQL Implementations.https://jh123x.com/blog/2025/prompt-engineering---prompting-guide/Mon, 27 Oct 2025 00:00:00 +0800https://jh123x.com/blog/2025/prompt-engineering---prompting-guide/The guide to improving our prompting skills to achieve maximum effectiveness when using Large Language Models (LLMs).https://jh123x.com/blog/2025/prompt-engineering---types-of-prompts/Fri, 24 Oct 2025 00:00:00 +0800https://jh123x.com/blog/2025/prompt-engineering---types-of-prompts/The different types of AI Prompting methods and when to use them to achieve maximum effectiveness.https://jh123x.com/blog/2025/exploring-n8n/Sat, 18 Oct 2025 17:45:00 +0800https://jh123x.com/blog/2025/exploring-n8n/Implementing a Telegram bot using n8n self hosted with Coolify and Cloudflare tunnelshttps://jh123x.com/blog/2025/migrating-hugo-from-submodules-to-hugo-modules/Mon, 14 Jul 2025 00:00:00 +0800https://jh123x.com/blog/2025/migrating-hugo-from-submodules-to-hugo-modules/Migrating a Hugo Site from Git Submodule to Hugo Modules Step by Step with diagramshttps://jh123x.com/blog/2025/index-now/Sat, 28 Jun 2025 00:00:00 +0800https://jh123x.com/blog/2025/index-now/IndexNow is an easy way for websites owners to instantly inform search engines and web crawlers used for information retrieval about latest content changes on their website, including an example to integrate with your hugo page.https://jh123x.com/blog/2025/extending-vm-space-in-proxmox/Thu, 26 Jun 2025 00:00:00 +0800https://jh123x.com/blog/2025/extending-vm-space-in-proxmox/Increasing Disk Space of Ubuntu Virtual machines running in Proxmoxhttps://jh123x.com/blog/2025/page-consolidation/Mon, 28 Apr 2025 00:00:00 +0800https://jh123x.com/blog/2025/page-consolidation/Consolidating all my pages through a new website that can search for posts across all the different jh123x related pages.https://jh123x.com/blog/2025/chinese-new-year-blackjack/Sun, 16 Feb 2025 11:00:00 +0800https://jh123x.com/blog/2025/chinese-new-year-blackjack/Analyzing the Chinese New Year Style Black Jack after my devastating losses this Chinese New Year to hopefully win my money back next year.https://jh123x.com/blog/2024/high-yield-saving-accounts/Sun, 01 Dec 2024 00:00:00 +0800https://jh123x.com/blog/2024/high-yield-saving-accounts/A brief description of each high yield savings account in Singapore.https://jh123x.com/blog/2024/golang-simple-optimization/Thu, 29 Aug 2024 00:00:00 +0800https://jh123x.com/blog/2024/golang-simple-optimization/The journey of optimizing BuilderGen, a project for generating helper builder structs.https://jh123x.com/blog/2024/housing-in-sg/Sat, 13 Jul 2024 23:00:00 +0800https://jh123x.com/blog/2024/housing-in-sg/In this post, we discuss some of the hidden calculations that you have to consider before investing in a property in Singapore for profithttps://jh123x.com/blog/2024/codecrafters/Sat, 13 Jul 2024 00:00:00 +0800https://jh123x.com/blog/2024/codecrafters/CodeCrafters is a platform that provides a series of programming challenges to help you learn new programming languages. It is a great way to practice your programming skills and learn new languages in a fun and interactive way.https://jh123x.com/blog/2024/learning-more-about-javascript/Wed, 15 May 2024 00:00:00 +0800https://jh123x.com/blog/2024/learning-more-about-javascript/Learning more about the event loop in JavaScript and how it manages asynchronous tasks using micro and macro task queues.https://jh123x.com/blog/2024/beautifying-your-github-page/Wed, 08 May 2024 11:00:00 +0800https://jh123x.com/blog/2024/beautifying-your-github-page/Beautify your github profile and project readme files.https://jh123x.com/blog/2024/greyctf24-baby-web/Thu, 25 Apr 2024 00:00:00 +0800https://jh123x.com/blog/2024/greyctf24-baby-web/GreyCTF 2024 Baby Web Challengehttps://jh123x.com/blog/2024/sg-taxes/Fri, 22 Mar 2024 00:00:00 +0800https://jh123x.com/blog/2024/sg-taxes/An explanation of the Singapore Personal income tax systemhttps://jh123x.com/blog/2024/github-as-a-cronjob/Sat, 16 Mar 2024 00:14:00 +0800https://jh123x.com/blog/2024/github-as-a-cronjob/Using Github as a cronjob replacement.https://jh123x.com/blog/2024/keytrap-in-dns/Sat, 02 Mar 2024 00:00:00 +0800https://jh123x.com/blog/2024/keytrap-in-dns/KeyTrap: A 20 Year Old Vulnerability in DNSSEC.https://jh123x.com/blog/2024/2024-graduate-employment-survey/Fri, 23 Feb 2024 11:00:00 +0800https://jh123x.com/blog/2024/2024-graduate-employment-survey/Analyzing the Graduate Employment Survey 2024 (For 2023), trends, insights and visualizationshttps://jh123x.com/blog/2024/golang-pgo/Thu, 15 Feb 2024 00:00:00 +0800https://jh123x.com/blog/2024/golang-pgo/Golang Profile Guided Optimization (PGO) is a compiler optimization technique that uses the profile data generated by running the application to guide the optimization process.https://jh123x.com/blog/2024/uploading-an-iso-on-proxmox/Tue, 13 Feb 2024 00:00:00 +0800https://jh123x.com/blog/2024/uploading-an-iso-on-proxmox/Uploading an ISO onto your Proxmox Server and making it available for use in your Proxmox VMshttps://jh123x.com/blog/2024/sg-phone-plans-2024/Sun, 21 Jan 2024 00:00:00 +0800https://jh123x.com/blog/2024/sg-phone-plans-2024/The best no contract phone plans in Singapore as of 2024.https://jh123x.com/blog/2024/comparing-different-versions-of-wifi/Fri, 12 Jan 2024 00:00:00 +0800https://jh123x.com/blog/2024/comparing-different-versions-of-wifi/A comparison of different Wifi Versions and weather you need themhttps://jh123x.com/blog/2024/new-nus-subdomain/Fri, 05 Jan 2024 00:00:00 +0800https://jh123x.com/blog/2024/new-nus-subdomain/Moving NUS Related Content to a New Subdomain, nus-guidehttps://jh123x.com/blog/2023/my-home-networking-journey/Sat, 30 Dec 2023 00:00:00 +0800https://jh123x.com/blog/2023/my-home-networking-journey/From rags to riches, the networking story.https://jh123x.com/blog/2023/pihole/Mon, 13 Nov 2023 23:00:00 +0800https://jh123x.com/blog/2023/pihole/Setting up Pi Holehttps://jh123x.com/blog/2023/my-job-search/Sun, 12 Nov 2023 00:00:00 +0800https://jh123x.com/blog/2023/my-job-search/My Job Search journey and statisticshttps://jh123x.com/blog/2023/unexpected-behavior-of-golang-nils/Thu, 09 Nov 2023 00:00:00 +0800https://jh123x.com/blog/2023/unexpected-behavior-of-golang-nils/The unexpected behavior of Golang nilshttps://jh123x.com/blog/2023/traefik/Sun, 24 Sep 2023 00:00:00 +0800https://jh123x.com/blog/2023/traefik/Setting up a base to your different serviceshttps://jh123x.com/blog/2023/proxmox/Thu, 21 Sep 2023 00:00:00 +0800https://jh123x.com/blog/2023/proxmox/Setting up a base to setup your softwarehttps://jh123x.com/blog/2023/home-lab/Sun, 17 Sep 2023 00:00:00 +0800https://jh123x.com/blog/2023/home-lab/Learning more about networking / infrastructure as code while having funhttps://jh123x.com/blog/2023/japan-travels/Sat, 16 Sep 2023 00:00:00 +0800https://jh123x.com/blog/2023/japan-travels/My Graduation Japan triphttps://jh123x.com/blog/2023/honkai-star-rail-code-bot/Sat, 12 Aug 2023 15:40:00 +0800https://jh123x.com/blog/2023/honkai-star-rail-code-bot/A new Honkai Star Rail Code Bothttps://jh123x.com/blog/2023/greyctf23-finals-stackvm/Tue, 25 Jul 2023 20:00:05 +0800https://jh123x.com/blog/2023/greyctf23-finals-stackvm/The Author’s writeup for GreyCTF 2023 Finals: StackVMhttps://jh123x.com/blog/2023/greyctf23-finals-musical-talent/Tue, 25 Jul 2023 20:00:02 +0800https://jh123x.com/blog/2023/greyctf23-finals-musical-talent/The Author’s writeup for GreyCTF 2023 Finals: Musical Talenthttps://jh123x.com/blog/2023/greyctf23-finals-custom-protocol/Tue, 25 Jul 2023 20:00:01 +0800https://jh123x.com/blog/2023/greyctf23-finals-custom-protocol/The Author’s writeup for GreyCTF 2023 Finals: Custom Protocolhttps://jh123x.com/blog/2023/greyctf23-finals-myhtmlsan/Tue, 25 Jul 2023 20:00:00 +0800https://jh123x.com/blog/2023/greyctf23-finals-myhtmlsan/The Author’s writeup for GreyCTF 2023 Finals: MyHTMLSanhttps://jh123x.com/blog/2023/starting-an-experiment/Sat, 08 Jul 2023 00:00:00 +0800https://jh123x.com/blog/2023/starting-an-experiment/Unlock the potential of a profitable side hustle with seamless integration between Etsy and Printful, combining creative entrepreneurship and print-on-demand fulfillment.https://jh123x.com/blog/2023/greyctf23-reservice/Sun, 21 May 2023 10:32:02 +0800https://jh123x.com/blog/2023/greyctf23-reservice/The Author’s writeup for GreyCTF 2023 Qualifiers: ReServicehttps://jh123x.com/blog/2023/greyctf23-microservices-revenge/Sun, 21 May 2023 10:31:01 +0800https://jh123x.com/blog/2023/greyctf23-microservices-revenge/The Author’s writeup for GreyCTF 2023 Qualifiers: Microservices Revengehttps://jh123x.com/blog/2023/greyctf23-microservices/Sun, 21 May 2023 10:30:00 +0800https://jh123x.com/blog/2023/greyctf23-microservices/The Author’s writeup for GreyCTF 2023 Qualifiers: Microserviceshttps://jh123x.com/blog/2023/django-testing/Tue, 28 Mar 2023 00:00:00 +0800https://jh123x.com/blog/2023/django-testing/Testing any Django applicationhttps://jh123x.com/blog/2023/a-live-countdown-telegram-bot/Sat, 04 Mar 2023 15:00:00 +0800https://jh123x.com/blog/2023/a-live-countdown-telegram-bot/A Live Countdown Telegram Bot for tracking your deadlines and how to make it yourselfhttps://jh123x.com/blog/2023/browser-runned-telegram-bot/Wed, 08 Feb 2023 00:00:00 +0800https://jh123x.com/blog/2023/browser-runned-telegram-bot/Running a telegram bot on the Browserhttps://jh123x.com/blog/2022/review-section/Mon, 19 Dec 2022 23:00:00 +0800https://jh123x.com/blog/2022/review-section/A Review Section for reviewing thingshttps://jh123x.com/blog/2022/stf2022-blacksmith/Tue, 06 Dec 2022 16:00:03 +0800https://jh123x.com/blog/2022/stf2022-blacksmith/A writeup for Blacksmith from Stack The Flags 2022https://jh123x.com/blog/2022/stf2022-guthib-actions/Mon, 05 Dec 2022 22:00:00 +0800https://jh123x.com/blog/2022/stf2022-guthib-actions/A writeup for Guthib actions from Stack The Flags 2022https://jh123x.com/blog/2022/stf2022-blogpost-2/Mon, 05 Dec 2022 14:00:02 +0800https://jh123x.com/blog/2022/stf2022-blogpost-2/A writeup for Blogpost 2 from Stack The Flags 2022https://jh123x.com/blog/2022/stf2022-blogpost/Mon, 05 Dec 2022 14:00:01 +0800https://jh123x.com/blog/2022/stf2022-blogpost/A writeup for Blogpost from Stack The Flags 2022https://jh123x.com/blog/2022/stf2022-pyrunner/Sun, 04 Dec 2022 22:00:02 +0800https://jh123x.com/blog/2022/stf2022-pyrunner/A writeup for PyRunner from Stack The Flags 2022https://jh123x.com/blog/2022/stf2022-hyper-proto-secure-note/Sun, 04 Dec 2022 22:00:01 +0800https://jh123x.com/blog/2022/stf2022-hyper-proto-secure-note/A writeup for Hyper Proto Secure Note from Stack The Flags 2022https://jh123x.com/blog/2022/stf2022-hyper-proto-secure-note-2/Sun, 04 Dec 2022 22:00:00 +0800https://jh123x.com/blog/2022/stf2022-hyper-proto-secure-note-2/A writeup for Hyper Proto Secure Note 2 from Stack The Flags 2022https://jh123x.com/blog/2022/logical-puzzles/Tue, 29 Nov 2022 00:00:00 +0800https://jh123x.com/blog/2022/logical-puzzles/Logical Puzzles which I have encountered in my lifehttps://jh123x.com/blog/2022/switzerland-trip/Tue, 15 Nov 2022 00:00:00 +0000https://jh123x.com/blog/2022/switzerland-trip/My Trip to Switzerland for LakeCTF Finals and the Post Trip afterhttps://jh123x.com/blog/2022/lakectf-finals-web-calc-you-later/Mon, 07 Nov 2022 00:00:00 +0800https://jh123x.com/blog/2022/lakectf-finals-web-calc-you-later/A writeup for LakeCTF Finals: Calc-You-Later (Web)https://jh123x.com/blog/2022/http3-quic/Tue, 01 Nov 2022 00:00:00 +0800https://jh123x.com/blog/2022/http3-quic/More on HTTP/3 & QUIC and how to use it?https://jh123x.com/blog/2022/python-education-platform/Tue, 25 Oct 2022 00:00:00 +0800https://jh123x.com/blog/2022/python-education-platform/Introduction to a Python learning platform for beginnershttps://jh123x.com/blog/2022/google-xss-game/Tue, 18 Oct 2022 00:00:00 +0800https://jh123x.com/blog/2022/google-xss-game/Playing Through the 6 levels of Google XSS Gamehttps://jh123x.com/blog/2022/how-to-deploy-a-website-on-web3/Tue, 11 Oct 2022 00:00:00 +0800https://jh123x.com/blog/2022/how-to-deploy-a-website-on-web3/How to deploy and view your website on the Point Network Browserhttps://jh123x.com/blog/2022/lakectf-misc-curl---zsh/Mon, 26 Sep 2022 12:00:00 +0800https://jh123x.com/blog/2022/lakectf-misc-curl---zsh/A Walk-through of the LakeCTF 2022 on Misc: curl | zshhttps://jh123x.com/blog/2022/lakectf-web-people/Mon, 26 Sep 2022 00:00:00 +0800https://jh123x.com/blog/2022/lakectf-web-people/A Walk-through of the LakeCTF 2022 on Web: Peoplehttps://jh123x.com/blog/2022/generating-art-with-ai-and-how-to-generate-your-own/Tue, 20 Sep 2022 00:00:00 +0000https://jh123x.com/blog/2022/generating-art-with-ai-and-how-to-generate-your-own/Generating Art with AI deep learning modelshttps://jh123x.com/blog/2022/how-to-add-ads-to-hugo/Tue, 13 Sep 2022 00:00:00 +0000https://jh123x.com/blog/2022/how-to-add-ads-to-hugo/How to integrate Google Adsense with your Hugo Sitehttps://jh123x.com/blog/2022/learning-from-my-job-interview/Fri, 02 Sep 2022 00:00:00 +0000https://jh123x.com/blog/2022/learning-from-my-job-interview/Getting knowledge from past job interviews to better prepare for future oneshttps://jh123x.com/blog/2022/unc-video-tour/Mon, 22 Aug 2022 00:00:00 +0000https://jh123x.com/blog/2022/unc-video-tour/Made a video during my exchange at UnC Chapel Hillhttps://jh123x.com/blog/2022/migrating-the-website-to-hugo/Sat, 30 Jul 2022 00:00:00 +0000https://jh123x.com/blog/2022/migrating-the-website-to-hugo/Migrating my website to Hugo instead of hosting it myself.https://jh123x.com/blog/2022/my-usa-travels--exchange/Sat, 11 Jun 2022 00:00:00 +0000https://jh123x.com/blog/2022/my-usa-travels--exchange/Finally back from the exchange program.https://jh123x.com/blog/2022/my-usa-trip-to-nevada--arizona/Fri, 18 Mar 2022 00:00:00 +0000https://jh123x.com/blog/2022/my-usa-trip-to-nevada--arizona/My trip from Nevada and Las Vegashttps://jh123x.com/blog/2022/generating-a-sitemap-django/Wed, 16 Mar 2022 00:00:00 +0000https://jh123x.com/blog/2022/generating-a-sitemap-django/Generating a new sitemap for my website in Djangohttps://jh123x.com/blog/2022/telegram-notification-channel/Tue, 08 Mar 2022 00:00:00 +0000https://jh123x.com/blog/2022/telegram-notification-channel/Creating a subscriber channel for my blog.https://jh123x.com/blog/2022/my-new-domain/Mon, 07 Mar 2022 00:00:00 +0000https://jh123x.com/blog/2022/my-new-domain/My journey in getting a new domain.https://jh123x.com/blog/2022/winning-typeracer-anytime/Sun, 27 Feb 2022 00:00:00 +0000https://jh123x.com/blog/2022/winning-typeracer-anytime/Automating Typeracer game online using pyautoguihttps://jh123x.com/blog/2022/referrer-category-does-not-exist-anymore/Sun, 16 Jan 2022 00:00:00 +0000https://jh123x.com/blog/2022/referrer-category-does-not-exist-anymore/New Referral Category for those who want to have a referral code to use.https://jh123x.com/blog/2022/making-a-brainf_ck-interpreter/Sat, 15 Jan 2022 00:00:00 +0000https://jh123x.com/blog/2022/making-a-brainf_ck-interpreter/Making a brainf*ck interpreter in python.https://jh123x.com/blog/2022/blockchain-kinda/Sat, 01 Jan 2022 00:00:00 +0000https://jh123x.com/blog/2022/blockchain-kinda/Emulating a blockchain in python from scratchhttps://jh123x.com/blog/2021/shaking-up-the-website-ui/Mon, 13 Dec 2021 00:00:00 +0000https://jh123x.com/blog/2021/shaking-up-the-website-ui/Creating a new UI for my website.https://jh123x.com/blog/2021/reviving-the-csp-on-django/Sun, 12 Dec 2021 00:00:00 +0000https://jh123x.com/blog/2021/reviving-the-csp-on-django/Reinstating the Content Security Policy in the website on Django.https://jh123x.com/blog/2021/migrating-to-django-from-flask/Sat, 11 Dec 2021 00:00:00 +0000https://jh123x.com/blog/2021/migrating-to-django-from-flask/Migrating to Django from flask.https://jh123x.com/blog/2021/updates-on-life/Fri, 10 Dec 2021 00:00:00 +0000https://jh123x.com/blog/2021/updates-on-life/Updates on life and goals.https://jh123x.com/blog/2021/life-of-a-software-engineering-intern/Thu, 09 Dec 2021 00:00:00 +0000https://jh123x.com/blog/2021/life-of-a-software-engineering-intern/Life as a software engineering intern at Shopee.https://jh123x.com/blog/2021/connecting-flask-to-a-database/Wed, 08 Dec 2021 00:00:00 +0000https://jh123x.com/blog/2021/connecting-flask-to-a-database/Connecting to databases in python on flaskhttps://jh123x.com/blog/2021/deployment-with-flask/Tue, 07 Dec 2021 00:00:00 +0000https://jh123x.com/blog/2021/deployment-with-flask/Deploying the website to flask on production the proper way.https://jh123x.com/blog/2021/object-detection-for-n00bs/Mon, 06 Dec 2021 00:00:00 +0000https://jh123x.com/blog/2021/object-detection-for-n00bs/Object detection using YOLO v5https://jh123x.com/blog/2021/jebaited-by-aws/Sun, 05 Dec 2021 00:00:00 +0000https://jh123x.com/blog/2021/jebaited-by-aws/Got baited real hardhttps://jh123x.com/blog/2021/errors-with-the-blog/Sat, 04 Dec 2021 00:00:00 +0000https://jh123x.com/blog/2021/errors-with-the-blog/Real life error correction?https://jh123x.com/blog/2021/starting-this-blog/Fri, 03 Dec 2021 00:00:00 +0000https://jh123x.com/blog/2021/starting-this-blog/Blogging time :Dhttps://jh123x.com/blog/2021/content-security-policy/Thu, 02 Dec 2021 00:00:00 +0000https://jh123x.com/blog/2021/content-security-policy/Making the website actually somewhat useful.https://jh123x.com/blog/2021/getting-to-https/Wed, 01 Dec 2021 00:00:00 +0000https://jh123x.com/blog/2021/getting-to-https/Making the website actually somewhat useful.https://jh123x.com/blog/2021/my-first-tool/Tue, 30 Nov 2021 00:00:00 +0000https://jh123x.com/blog/2021/my-first-tool/Making the website actually somewhat useful.https://jh123x.com/blog/2021/repo-of-jokes/Mon, 29 Nov 2021 00:00:00 +0000https://jh123x.com/blog/2021/repo-of-jokes/How a joke evolved out of this website.https://jh123x.com/blog/2021/how-i-started-a-website/Sun, 28 Nov 2021 00:00:00 +0000https://jh123x.com/blog/2021/how-i-started-a-website/How and why this website started.