Archives · 191

2026

2026

July

29 — Journal: Week 77 ✨ Highlights of the Week finished another package with a client last week, the… 20 — Journal: Week 76 ✨ Highlights of the Week was another week of seeing how the current big… 14 — Curation Beats Collection: What 230 Free AI Agents Added to My Setup a friend pointed me at a repo of 230-plus ready-made AI coding agents, all… 14 — Journal: Week 75 ✨ Highlights of the Week finished up my exams for special term. it’s so special…… 12 — My Workout Plan: PPL Delt-led (Block 1) Day 1: Push A · Delt-led # Exercise Sets x Reps Remark W1 Band Pull-apart (rear… 11 — TCX2003 | Database Systems Finals Helpsheet TCX2003 (NUS Database Systems) series: TCX2005 Finals Cheatsheet · Finals… 10 — TCX2005 | Information Systems Finals Cheatsheet (L1-L9) TCX2005 (NUS Information Systems) series: Notebook · Finals cheatsheet… 10 — Parts Split, 12 Weeks Later: A Retrospective back in april i published my parts split plan — a 7-day arms & delts focused… 10 — Studying Hany Rambod: What a 25x Olympia Coach Actually Does i’m becoming a personal trainer, so i’ve started dissecting the coaches i… 06 — Journal: Week 74 ✨ Highlights of the Week last week i wrapped up a coaching session with a…

June

30 — Network Effects: Why the Biggest Network Beats the Best Product i learnt network effects in my NUS information systems module (TCX2005, on the… 29 — Build or Buy: the Crossover Hiding Under a Business-School Checklist i learnt the build-versus-buy framework in my NUS information systems module… 29 — Why the Average Is a Lie: Ergodicity and the Game That Bankrupts Everyone after the kelly note, the question that would not leave me was why maximising… 29 — Why the Hundredth Cake Costs Less: Marginal Cost, Scale, and Sunk Cost i got this as a knowledge card on douyin/xiaohongshu, cannot recall which:… 29 — Journal: Week 73 ✨ Highlights of the Week 这周、曾经“跌倒”过的地方又跌了一次… 这次反而没觉得伤心、反而觉得释怀了反正，我的终点站永远不变错过… 22 — Journal: Week 72 ✨ Highlights of the Week but man, what a weekend, attended lioncity beatbox… 15 — Journal: Week 71 ✨ Highlights of the Week yeah! coached a new student for his push day,… 12 — Kelly Criterion: How Much to Bet When You Think You Have an Edge i ran into the kelly formula on social media, asked my AI to teach me, then had… 08 — Journal: Week 70 ✨ Highlights of the Week last week, i made a big decision to actually start… 03 — I Almost Switched My AI Agent's Memory i almost switched my claude code memory to a shinier tool. then it hit me: i’d… 01 — Journal: Week 69 ✨ Highlights of the Week glad that i have apple care+, i got a new phone by…

May

25 — Journal: Week 68 ✨ Highlights of the Week 周二去了趟 Phuket，刚下机、天空是阴的、坐着冷得像冰箱的bus去到机场时、感觉天快哭了顺顺利利离开了… 18 — Journal: Week 67 ✨ Highlights of the Week productive week, formed my first group for school… 17 — TCX2005 | Notebook Taking TCX2005 Information Systems, Management and Organisations with Prof… 11 — TCX2003 | Notebook Taking TCX2003 Database Systems this Special Term with Prof Jiang Kan. Flipped… 11 — Journal: Week 66 ✨ Highlights of the Week knowing that special term is just right next week; just… 05 — Journal: Week 65 ✨ Highlights of the Week writing this after a long day on monday night and i…

April

26 — Journal: Week 64 ✨ Highlights of the Week was a really hectic week for work, both weekends were… 20 — Journal: Week 63 ✨ Highlights of the Week this week was so packed… one class test and one… 20 — TCX1002 | Python Finals Helpsheet TCX1002 (NUS Python) series: Notebook · Midterm cheatsheet · PE cheatsheet ·… 19 — Failure is the Learning Mechanism: A Lunch with Prof Jiang Lunch conversation after the tutorial yesterday, nothing formal. joined my… 19 — TCX1004 | Finals Cheatsheet (All Units) TCX1004 (NUS Math Techniques) series: Notebook · Cheatsheet · Finals cheatsheet… 19 — TCX2101 | Finals Helpsheet (A4 Double-Sided) TCX2101 (NUS Math) series: Notebook · Calculus (1.1-3.4) · Calculus (3.5-4.11)… 17 — Marcus on My Blog i started reading ur blog cuz very inspiring to continue learning. reminded me… 17 — Y1S2 Finals Sprint: 17 Days, 3 Exams, 3 Prep Modes Three finals in seven days. Apr 28 (2101), Apr 30 (1004), May 4 (1002). Between… 15 — TCX1002 | Python Practical Exam Cheatsheet TCX1002 (NUS Python) series: Notebook · Midterm cheatsheet · PE cheatsheet… 12 — Journal: Week 62 ✨ Highlights of the Week this week, i finally set aside some time to replan my… 10 — My Workout Plan: Parts Split (Arms & Delts Focused) Day 1: Quad biased # Exercise Sets x Reps Remark 1 Heel-Elevated Smith Squat /… 06 — My Workout Plan Since Day 1 My full workout log history is on Notion - it contains almost everything, like… 06 — Journal: Week 61 ✨ Highlights of the Week talked about time management in the prev journal, this… 05 — TCX2101 | CT3 Helpsheet (A4 Double-Sided) TCX2101 (NUS Math) series: Notebook · Calculus (1.1-3.4) · Calculus (3.5-4.11)…

March

31 — Bye Lark, Hello macshot TL;DR I kept Lark alive on my Mac just for Cmd+Shift+A screenshots. macshot does… 30 — Journal: Week 60 ✨ Highlights of the Week 上周过得超级快整个人就好忙好忙好忙因为我想把很多任务都提前做好，为了不要last min去赶说到不要临时… 24 — Journal: Week 59 ✨ Highlights of the Week 🍳 meal prep era this week i finally took my meal prep a… 19 — How the Creator of Claude Code Actually Uses It — Boris Cherny's 53 Tips i have seen this thread ongoing few months back but didnt have the time to sit… 19 — NUS BIT Progress Journey Year 1 · done Y1S1 · 2025TCX1101 · TCX2002 Y1S2 · early 2026TCX1002 ·… 16 — Journal: Week 58 ✨ Highlights of the Week time management levelled up this week i realised time… 13 — TCX2101 | CT2 Helpsheet (A4 Double-Sided) TCX2101 (NUS Math) series: Notebook · Calculus (1.1-3.4) · Calculus (3.5-4.11)… 11 — Journal: Week 57 🔧 Blog Changelog 这两周在 blog 上折腾了不少东西： Email subscription — Google Sheets 后端 +… 03 — Journal: Week 56 ✨ Highlights of the Week 🙏 感恩这周遇到了很多人、和很多人聊天，收获最大的莫过于 – 感恩。我出生的家庭吧，比较传统。我还记得我爷… 03 — TCX1004 | Mathematical Techniques Cheatsheet TCX1004 (NUS Math Techniques) series: Notebook · Cheatsheet (current) · Finals…

February

25 — Journal: Week 55 ✨ Highlights of the Week building a solution looking for a problem spent the… 21 — Boyer-Moore String Search: Finding Substrings with Adaptive Jumps What is Boyer-Moore String Search? it finds the first occurrence of a pattern in… 16 — TCX2101 | Calculus Cheatsheet CT2 (Chapter 3.5 – 4.11) TCX2101 (NUS Math) series: Notebook · Calculus (1.1-3.4) · Calculus (3.5-4.11)… 15 — Journal: Week 54 Highlights of the Week wrote my TCX1002 midterm reflection this week. it was one… 14 — TCX1002 | Midterm Reflection TCX1002 (NUS Python) series: Notebook · Midterm cheatsheet · PE cheatsheet ·… 12 — Journal: Week 53 ✨ Highlights of the Week jeannie – my beatbox friend from hong kong – randomly… 12 — TCX1002 | Python Midterm Cheatsheet (Weeks 1-4) TCX1002 (NUS Python) series: Notebook · Midterm cheatsheet (current) · PE… 10 — TCX1002 | Notebook TCX1002 (NUS Python) series: Notebook (current) · Midterm cheatsheet · PE… 10 — TCX1004 | Notebook TCX1004 (NUS Math Techniques) series: Notebook (current) · Cheatsheet · Finals… 10 — TCX2101 | Notebook TCX2101 (NUS Math) series: Notebook (current) · Calculus (1.1-3.4) · Calculus… 08 — Journal: Week 52 ✨ Highlights of the Week ugh… last week was rough. had a stomachache – not the… 05 — TCX2101 | Calculus Cheatsheet (Chapter 1.1 – 3.4) TCX2101 (NUS Math) series: Notebook · Calculus (1.1-3.4) (current) · Calculus…

January

30 — How to Take Smart Notes by Sönke Ahrens The Gift That Changed How I Think thanks to Lionel for sharing this ebook with… 29 — On Interview Energy vs Classroom Isolation So i’ve been coding for about 4 years now, and today something clicked. Doing… 26 — Journal: Week 51 ✨ Highlights of the Week one thing i’m really grateful for last week was staying… 24 — Goals 2026 hi future me, it sucked to admit that you weren’t doing so great in 2025. but… 22 — Building a Second Brain with Claude Code TL;DR I built a Claude Code skill to capture learnings as blog posts instantly,… 21 — The CSS ch Unit: Typography-Aware Widths What is ch? ch is a CSS unit based on the width of the “0” character in the… 19 — Journal: Week 49 ✨ Highlights of the Week met up with my friends - desmond, darren, and grace -… 11 — Journal: Week 48 ✨ Highlights of the Week it was a really productive week. i finally feel like… 04 — Journal: Week 47 ✨ Highlights of the Week Hi 未来的竞辉，2026 了，新的一年咯！从 9 月到现在，我尝试认真地专注该做的事，也刻意不去…

2025

September

22 — Journal: Week 46 ✨ Highlights of the Week i have been fighting mental to really sort out what is… 16 — Journal: Week 45 ✨ Highlights of the Week had a realisation this week from talking to one of the… 08 — Journal: Week 44 ✨ Highlights of the Week caught up again with my ex-colleague, hongjun. he…

August

31 — Journal: Week 43 ✨ Highlights of the Week this week, i had an interview with one of my dream… 25 — Journal: Week 42 ✨ Highlights of the Week thursday, i brought my new friend to lau pa sat,… 19 — Journal: Week 41 ✨ Highlights of the Week this weeks highlight would be me finally taking the… 11 — Journal: Week 40 ✨ Highlights of the Week this week felt slow on purpose—i let time pass and just… 04 — Journal: Week 39 ✨ Highlights of the Week this week, i dedicated most of my time to planning and…

July

28 — NUS-BIT Notebook hi current or future NUS-BIT students, this is my living notebook for the NUS… 27 — Journal: Week 38 ✨ Highlights of the Week i’ll probably write a separate post to reflect on the… 15 — Journal: Week 37 hi readers, wow. it’s been… more than 2 months since my last journal. definitely…

May

05 — Journal: Week 36 ✨ Highlights of the Week it was a short week thanks to the mid-week public… 03 — System Design Notebook System Design Framework REF: https://youtu.be/i7twT3x5yv8?si=i-_8lAJDNhOzgWNL…

April

30 — Journal: Week 35 ✨ Highlights of the Week a bittersweet highlight of the week was kaiqing’s… 20 — Journal: Week 34 ✨ Highlights of the Week the other big highlight this week was me recompleting… 14 — Journal: Week 33 ✨ Highlights of the Week aside from my usual work grind, the true highlight this… 07 — Reminder 🤍 you can’t control the wind but you can adjust your sail. it’s not about what… 07 — 胡思乱写 5 你的故事，你做主我从始至终都坚信人生的章节是固定的每一个章节都取决与你的心之所向启发：命是固定的，运是能改的 - 姐姐 07 — Journal: Week 32 ✨ Highlights of the Week the next few months are gonna be exciting—my university…

March

29 — 胡思乱写 4 朦胧的世界不知道什么时候我开始喜欢不戴眼镜健身喜欢这种开不清别人的眼光的感觉好奇怪我不是一个不自信的人啊我自信的很啊到底是谁戳破了你的自信心呢沉… 29 — Journal: Week 31 ✨ Highlights of the Week heehee writing this journal on my way back to jb, and… 23 — Journal: Week 30 ✨ Highlights of the Week i had a lot of conversations with different people this… 19 — Why I Write 📌 Why I Started This Blog initially, i started writing because i wanted to leave… 17 — 胡思乱写 3 斜坡上的自行车我才发现我的人生就像在我家附近的斜坡上骑自行车庆幸的是启程的时候，我已经在半山腰而我喜欢这种往下冲刺的感觉冲的越快，越开心骑得快，就避… 17 — Journal: Week 29 ✨ Highlights of the Week oh dear, let’s not even get into the downs of the past… 14 — 胡思乱写 2 坚强的金子 “是金子就总会发光” 是吧… 或许吧或许只是暂时的大风大浪打翻了我双手打造的帆船船儿啊你看起来并没有被打翻啊怎么就不动了？是我误打误撞造出… 03 — Journal: Week 28 ✨ Highlights of the Week omg. this might just be one of the most embarrassing…

February

24 — Journal: Week 27 ✨ Highlights of the Week another hectic week, but honestly, one of the most… 23 — 胡思乱写 1 眼镜的伤睡前打开电脑想写点什么，摸到眼镜就顺手擦了擦。这副才换三个月，我很宝贝它——健身时都不戴，怕沾汗渍，时不时还会用肥皂清洗，比之前任何眼镜都上心。可… 16 — Journal: Week 26 ✨ Highlights of the Week 上星期多亏天擎帮我抢到位置，终于参加了 2025 ByteDance All-Hands！这次的关键词 “务实… 10 — Journal: Week 25 ✨ Highlights of the Week finally, all that CNY fun is over. my sis and i got… 08 — Go Notebook 🚀 Intro i’m diving into Go to add a new tool to my coding arsenal, aiming to… 03 — Journal: Week 24 ✨ Highlights of the Week as i mentioned in my last journal, i went back to JB on…

January

28 — Journal: Week 23 ✨ Highlights of the Week what a productive week at work! 🥰 i finally released… 20 — Journal: Week 22 ✨ Highlights of the Week i haven’t been so busy for quite a while, damn, it was… 13 — Journal: Week 21 ✨ Highlights of the Week this week i made a conscious effort to be more… 05 — Journal: Week 20 ✨ Highlights of the Week the first part of the week was packed with practices… 05 — Never Split The Difference by Chris Voss “Never Split the Difference” is a book by Chris Voss, a former FBI hostage… 04 — Resolution 2025: GPT's Brutally Honest Advice the question i asked: 1Based on everything you know about me, what should my… 01 — Reflections 2024 jing hui, i’m so damn proud of you. 🥺🌟 seriously, look at how far you’ve come in…

2024

December

31 — Goals 2025 hellu readers, i’m thrilled to map out my plans for 2025. i find that putting my… 30 — Journal: Week 19 my last journal of 2024 🫶🏻 hello, dear reader! it’s been a while since my last… 02 — Journal: Week 18 ✨ Highlights of the Week i lost my voice the very day i planned to record the…

November

29 — Journal: Week 17 ✨ Highlights of the Week i went on a trip to China for the first time! omg, i… 11 — Journal: Week 16 ✨ Highlights of the Week this week was intense… a full 7/7 work grind 😔 by… 06 — The Diary of A CEO by Steven Bartlett wip … after NSTD Law 1: Fill the 5 buckets in the right order “THE FIVE BUCKETS… 05 — Why Do I Love Beatboxing? Why do i love beatboxing? lately, i’ve been feeling so demotivated, stuck in a… 03 — Journal: Week 15 ✨ Highlights of the Week this week, i felt super productive at work, managing to…

October

28 — Journal: Week 14 ✨ Highlights of the Week this week, my priorities were on: work, gym and… 27 — Building a Dynamic and Smooth Progress Bar for Web Loading While developing the my platforms (my version of linktree), I realised my… 26 — Reading List Welcome to my reading collection! 📚 if you are a tech enthusiast, avid reader,… 23 — Design Inspirations Source: awwwards.com Let’s be real, nothing beats scrolling through a perfectly… 20 — Journal: Week 13 ✨ Highlights of the Week i completely forgot to mention something from the… 20 — Hexo: How to Set Up a Subdomain on GitHub Pages and Fix CNAME Issues Introduction: Running into the InvalidDNSError while trying to set up a… 14 — Journal: Week 12 ✨ Highlights of the Week this week, something really struck me during one of my… 05 — Journal: Week 11 A Fulfilling Week on the 2nd of october, my siblings and i jumped on a call with… 02 — LeetCode Notebook Raw working notebook - LeetCode traces, interview framing, BFS walkthroughs.…

September

29 — Journal: Week 10 Reflections this week, i went back to malaysia to celebrate 79th birthday (华人生日)… 22 — Linked List Notebook WIP … famous cycle detection algo — Floyd’s Tortoise and Hare here! Singlely… 22 — Journal: Week 9 ✨ Highlights of the Week this past week felt pretty normal, but not in a bad… 21 — LeetCode-139: Word Break 139. Word Break Goal: Determine if a string s can be segmented into a… 18 — LeetCode-97: Interleaving String 97. Interleaving String Goal: Determine if string s3 is formed by an… 16 — Journal: Week 8 ✨ Highlights of the Week this week felt like a calm wave—steady and uneventful,… 10 — Greedy Algorithm: Optimal Solutions for Local Decisions What is the Greedy Approach? A greedy algorithm is a type of algorithmic… 09 — LeetCode-189: Rotate Array 189. Rotate Array Solution 1/** 2 * @param {number[]} nums 3 * @param {number} k… 09 — Journal: Week 7 ✨ Highlights of the Week Work Achievement: i finally got the project i’ve been… 07 — Boyer-Moore Voting Algorithm: Finding the Majority Element What is Boyer-Moore Voting Algorithm? The Boyer-Moore Voting Algorithm is a…

August

31 — Journal: Week 6 ✨ Highlights of the Week Exploring New Experiences: this week was filled with… 29 — Data Structure Notebook Union Find (DSU) Union-Find, also known as Disjoint Set Union (DSU), is a data… 28 — LeetCode-1642: Furthest Building You Can Reach 1642. Furthest Building You Can Reach Solution 1/** 2 * @param {number[]}… 25 — LeetCode-704: Binary Search 704. Binary Search Goal: Search for a target in a sorted array nums. Return its… 25 — Journal: Week 5 ✨ Highlights of the Week Elixir Exploration: this week, i dived back into some… 18 — Journal: Week 4 ✨ Highlights of the Week Work: full productivity at work, got a lot of todos… 12 — Journal: Week 3 ✨ Highlights of the Week Family Time: my brother came back from Spain this week,… 11 — My Domain Setup: Dynadot wip … Registering a Domain Navigate to Dynadot’s Website. Search for your… 06 — Memories: New MINI Launch 2024 Hello everyone! Here are the photos taken by the Mini photography team during… 03 — Journal: Week 2 ✨ Highlights of the Week Personal update: this week was a busy week for me to…

July

28 — Journal: Week 1 i’m starting a new adventure: journalling! i want to jot down the interesting… 22 — My Crew Beatbox Performance: A Memorable Experience at the New MINI Family Launch Hello everyone! It’s ENKR (Jing Hui PANG) here, and I’m thrilled to share my…

June

23 — LeetCode-210: Course Schedule II 210. Course Schedule II Problem Statement There are a total of numCourses… 23 — LeetCode-193: Valid Phone Numbers 193. Valid Phone Numbers Solution 1grep -E '^\([0-9]{3}\)… 20 — LeetCode-194: Transpose File 194. Transpose File Given file.txt: 1name age 2alice 21 3ryan 30 Desired Output:… 20 — LeetCode-192: Word Frequency 192. Word Frequency Solution 1cat words.txt | tr -s ' ' '\n' | sort | uniq -c |… 08 — Urgent: Seeking a Room for Rent in Singapore for Two by July 2024 Urgent: Room for Rent in Singapore for Two by July 2024 / 急需：在新加坡寻找两人的租房，2024 年… 01 — My Interview Experience: Site Reliability Engineer at TikTok Applied Machine Learning Role: Site Reliability Engineer, TikTok Applied Machine Learning TL;DR I only…

May

31 — My First Ever Interview Experience: Software Engineer, General (GCloud Tech Infra 24x7 (Site Reliability)) Role: SWE: Software Engineer, General (GCloud Tech Infra 24x7 (Site… 22 — Euclidean Algorithm: Finding the Greatest Common Divisor (GCD) What is Euclidean Algorithm? The Euclidean Algorithm is a straightforward and… 19 — Dijkstra's Algorithm: Efficient Shortest Path Finding in Graphs What is Dijkstra’s Algorithm? Dijkstra’s Algorithm is a well-known algorithm… 19 — Floyd-Warshall Algorithm: Comprehensive Guide to All-Pairs Shortest Paths What is Floyd-Warshall Algorithm? The Floyd-Warshall algorithm is a dynamic… 19 — Floyd's Tortoise and Hare Algorithm: Efficient Cycle Detection What is Floyd’s Tortoise and Hare Algorithm? Floyd’s Tortoise and Hare… 19 — SQL Notebook What is SQL? Structured Query Language (SQL) is essential for managing… 19 — Vim Notebook What is Vim? Vim (Vi IMproved) is a highly configurable text editor built to… 17 — Project Portfolio Welcome to my portfolio! Here, I showcase a selection of my past projects that… 15 — Goals 2024 👋🏼 Hey everyone! it is almost halfway through 2024, and i have finally gotten… 09 — Big-O Notation Notebook Understanding Big-O Notation Big-O is like planning for the heaviest traffic… 09 — Manacher's Algorithm: Fast and Efficient Palindrome Detection i have written a blog to talk deeper about Big-O in my own words here. Note for… 01 — Computer Networking Notebook wip … Network IP vs Router IP Analogy: Your Home as a Network Think of your home…

April

29 — The 7 Habits of Highly Effective People by Stephen Covey Hello there! if you stumbled upon this blog by chance, welcome to my personal… 28 — Hexo Notebook issue with categories/tags insensitive name change If you have your… 27 — My Beatbox Journey: From Solitude to the Stage Hello, I am Jing Hui PANG, also known on stage as ENKR (EnKr). By day, I am a… 26 — Shoutout to Stellar Hexo Blogs In the vibrant world of blogging, choosing the right platform can make all the… 25 — Understanding Programming Styles: Declarative vs Imperative Programming isn’t just about writing code; it’s about choosing the right… 22 — My LeetCode Journey: From Novice to ByteDance Software Engineer Introduction to My LeetCode Strategy After six months of consistent grinding on… 20 — Learning from Lim Hock Chee: Life and Business Insights from the CEO of Sheng Siong On a serene evening on 19 April 2024, I found myself amongst a keen audience in… 20 — Decoding Dunbar's Number: The Limits of Social Connections In a world brimming with social interactions, both offline and online, the… 20 — Database Normalisation: From 1NF to BCNF Database normalisation is about one thing: don’t store the same fact in more… 19 — SCSS/CSS Notebook As a software engineer, mastering SCSS and CSS has been a game changer in my web… 12 — Bash Notebook Through this post, I aim to share some of the tips and tricks I have gathered… 12 — A Collection of Inspirational Mottos That Guide My Life In the journey of life and career, certain phrases have resonated with me,… 11 — JavaScript Notebook Welcome to my JavaScript notebook! Here, I’ve compiled a variety of tips,…

February

08 — Making Sense of Unstructured Data: A Dive into Clustering and Dimensionality Reduction MIT IDSS series: 0. Kickoff · 1. Intro · 2. Foundations · 3. Probability… 01 — Foundations of Data Science: Navigating Through Inferential Statistics MIT IDSS series: 0. Kickoff · 1. Intro · 2. Foundations (current) · 3.…

January

20 — Pre Work: Introduction to Data Science & AI MIT IDSS series: 0. Kickoff · 1. Intro (current) · 2. Foundations · 3.… 03 — Kicking Off My ML & AI Journey with MIT IDSS and Great Learning MIT IDSS series: 0. Kickoff (current) · 1. Intro · 2. Foundations · 3.…

2023

December

13 — Elixir Notebook Coming soon … TODO Links on how to deploy an Elixir app… 13 — Python Notebook Something i found interesting from learning Python Mutable! In Python, lists are… 12 — 24 Hours Harvard CS50 By David Malan References YouTube: Harvard CS50 (2023) – Full Computer Science University… 12 — My Journey with Hexo - Building a Blog from Scratch Hello… World! Welcome to my very first blog post! 🎉 I am super excited to share…

1999

December

06 — About Me Hello! I am Pang Jing Hui 彭竞辉. Welcome to the digital canvas where my dual…