20260426

• push ups, arm curls, 10k run
• Fundamentals of Software Architecture
  • HTTP relies on TCP (in hindsight, it’s obvious)
    • http: port 80
    • https: port 443
  • “elasticity: the ability to handle bursts of users”
  • “Connascence: Two components are connascent if a change in one would require the other to be modified in order to maintain the overall correctness of the system.”
• drawing

20260425

• drawing
• LeetCode Weekly Contest 499
• push ups

20260424

• spent some time with my wife
• work
• push ups, 8k jog
• drawing

20260423

• work (hard)
• arm curls, push ups 10k run (personal best)

20260422

• work
• social

20260421

• work
  • Spring DTO (Data Transfer Object), package, import static
• 10k run
• Fundamentals of Software Architecture

20260420

• work
• Fundamentals of Software Architecture
  • elasticity, scalability, availability, reliability
• Essential Words for the TOEFL
  • burgeon, perilous, blunt, brazen, look over, discern
• LeetCode
  • 783. Minimum Distance Between BST Nodes
    • Inorder traversal on BST -> increasing sequence -> checking adjacents is sufficient
    • My first solution was not optimal / readable
• squats, push ups, arm curls, lat pull down, 25 minutes jog

20260419

• pick my wife up at the airport
• arm curls, push ups, shoulder press, dumbbell rows, 6.5k run
• Fundamentals of Software Architecture

20260418

• household chores
• push ups, 10k jog
• LeetCode
  • Weekly Contest 498
    • 2. prefix/suffix array
    • 3. BFS with a little tweak
• drawing

20260417

• household chores
• full-time job
• LeetCode
  • 62. Unique Paths (code review)
• walking, arm curls, push ups, dumbbell rows, 10k run (personal best)

20260416

• full-time job
• arm curls, push ups, 13k jog
• LeetCode
  • 322. Coin Change (code review)
    • looping coins first is also possible
• drawing

20260415

• push ups, arm curls, pull ups
• full-time job
• drawing

20260414

• full-time job
• 13k jog
• LeetCode
  • 3900. Longest Balanced Substring After One Swap
    • https://youtu.be/gVLvcUdS9vs?si=0smZvvuZ805nY-Ea
    • translate 0 -> -1, 1 -> +1 / prefix sum / conditional branching
• drawing

20260413

• full-time job
• Fundamentals of Software Architecture
  • Several metrics are presented. For now, it’s enough just to know that these metrics exist; they don’t affect everyday coding.
• LeetCode
  • 3899. Angles of a Triangle
    • math.acos, math.pi
• hair cut, car wash
• 6.5k run, push ups

20260412

• sleep
• Skyrim
• Fundamentals of Software Architecture
  • cohesion is internal, all about the module’s focus, and coupling is external, about how dependent modules are on each other.
• push ups, 8k run

20260411

• LeetCode
  • Weekly Contest 497
• Skyrim
• squats, push ups, 45 minutes indoor run, lat pull down

20260410

• Skyrim

20260409

• full-time job
• Esential Words for the TOEFL
  • debilitating
• Fundamentals of Software Architecture
• Skyrim

20260408

• full-time job (meetings! meetings!)
• LeetCode
  • 404. Sum of Left Leaves
• Essential Words for the TOEFL
  • perceptive, conceal, mortify, burgeon, arduous, coherent, precarious
• Fundamentals of Software Architecture
• 20.5 km run, push ups

20260407

• full-time job (very hard)
• 3km walk, 8km run, arm curls, dumbbell rows, push ups

20260406

• full-time job
• LeetCode
  • 242. Valid Anagram
• arm curls, push ups, 16km run
• journaling
• call with my wife

20260405

• 家庭教師ヒットマンREBORN!

20260404

• LeetCode
  • 344. Reverse String
  • 3885. Design Event Manager
  • Weekly Contest 496
• arm curls, push ups, 6.5km jog

20260403

• full-time job (hard)
• LeetCode
  • 62. Unique Paths
    • tabulation, memoization, math
  • 225. Implement Stack using Queues
• 3km walk, arm curls, push ups
• オフ会 0 人

20260402

• full-time job (a bit hard)
• 5.5km walk, 14km jog, arm curl, push ups
  • COROS reports that I really need some rest
• LeetCode
  • 62. Unique Paths

20260401

• full-time job (social, hard)
• LeetCode
  • 322. Coin Change
    • Because list is not hashable, functools.cache cannot be used against it.
  • 139. Word Break
• 10.5km run, 3.5km jog
  • I will rest tomorrow. COROS reports I’m fatigued (and I feel that, too).
  • I should lift weights tomorrow.

TODO:

• close Wells Fargo brokerage account

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