CodeWithWho

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CodeWithWho

CodeWithWho

@CodeWithWho

Building software that solves real problems. Software Engineer | Frontend | Backend Shipping ideas to the internet.

가입일 Mart 2026
51 팔로잉37 팔로워
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CodeWithWho
CodeWithWho@CodeWithWho·
It was clear that my article for this week was going to be about communication in a team. And then, like clockwork, my device went "hello... hello... hello?" mid-convo. If you know Nigeria, you know the network madness. But sometimes, it’s not the network—it’s your gear.
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CodeWithWho
CodeWithWho@CodeWithWho·
O(1) space ≠ O(1) time When we reverse a linked list: 3-pointer variables only (prev, curr, next) Same 3 pointers, whether list has 10 nodes or 10M nodes Multiple traversals? Yes. Extra memory? No. Space complexity = how much additional memory grows with input? It doesn't.
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CodeWithWho
CodeWithWho@CodeWithWho·
Dynamic array = array that grows! 🚀 Python list, Java ArrayList, JavaScript [] Fast to read Appending is quick Grows automatically What most apps use. Simple. Works. No overthinking. #CodingLife #WebDev #Python #JavaScript #Java
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CodeWithWho
CodeWithWho@CodeWithWho·
"Split, Reverse, Merge" — the classic O(1) space linked list reordering pattern 🔄 Why reverse the 2nd half? Because singly linked lists can't go backward. Reversing lets us traverse the tail sequence forward after transformation.
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Palm
Palm@Palm1464493·
Gm Have a great Friday everyone
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Math Files
Math Files@Math_files·
Mathematician Paul Erdös regularly took amphetamines, which worried his friends enough that one bet him $500 that he couldn't quit for a month. Erdös won the bet, but later claimed mathematics had been set back a month.
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Brian Basson
Brian Basson@BassonBrain·
Copy & Paste SpaceX cracks reusable rockets, Jeff B follows suit SpaceX launch Starlink, Jeff B follows suit with Kuiper Elon suggests orbital data centers, Jeff B follows suit Maybe time for him to come up with something original...
Sawyer Merritt@SawyerMerritt

NEWS: Jeff Bezos' rocket company Blue Origin has filed an official request with the FCC to launch and operate a constellation of 51,600 AI satellites (orbital datacenters), just two weeks after Amazon filed a formal petition calling on the FCC to deny @SpaceX’s 1 million-satellite proposal for orbiting datacenters, going as far to claim the project would take “centuries” to deploy. Blue Origin's project, called “Project Sunrise,” would include up to 51,600 satellites in low Earth orbit, designed to run AI and cloud computing workloads using constant solar power. The system would primarily use laser (optical) links between satellites. Blue Origin says "space-based data centers could relieve pressure on Earth’s power grids and water usage."

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CodeWithWho
CodeWithWho@CodeWithWho·
Why are hash tables O(1)? Without a hash table: You search every shelf for a book (O(n)) With a hash table: Your assistant MEMORIZED where EVERY book lives (O(1)) That "one-time load" is your assistant memorizing the entire library. Worth it for instant answers forever!
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CodeWithWho
CodeWithWho@CodeWithWho·
Hash tables are just PRE-MEMORIZED cheat sheets for your code! 📝 Instead of SEARCHING through data (O(n)), you just ASK for it directly (O(1)). The one-time load = memorization phase. Every lookup after = instant recall. #ComputerScience #Algorithms #CodingTips
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