cho.sh

Creating Next-gen Digital Brains

So if I make a new incarnation of ⚡️🧠, what would I do?

Why the halting problem is unsolvable

Use proof-by-contradiction to draw that no such algorithm can exist.

My Keyboard Shortcuts Setup as of May 2022

I made the so-called Hyper Key.

Building and normalizing URI with URLComponents in Swift

Use URLComponents to construct long web addresses

P vs. NP problem

Poly-time Solvable versus Nondeterministic Polynomial Time

Storing sensitive data in iOS Apps

TL;DR: You can't.

Fixing iPhone is busy: Preparing Apple Watch for development via iPhone

Enable Apple Watch's Airplane Mode to fix.

The Computer Latency Calendar

Imagine how Apple's M1 chip feels a 2-second API response.

Fixing permissions for keys when they are too open

Walkthrough of closing up permissions when they are too open.

Building a payment system for school festivals

This is a story of how my team built a payment system, MinsaPay, for our school festival.

Downloading any video recording from Zoom

Walkthrough of how to download any video on Zoom and what Zoom HQ told me after reporting this security bypass.

Mapping keys to set different input languages on macOS

Walkthrough of Mapping Each Command Keys to Setting Different Input Languages on macOS

When TSC suddenly errors with 'cannot find module.'

The problem came from auto-flattened folder structures.

Downloading hundreds of icons using The Noun Project API

Don't download them one by one!

Implementing Karatsuba Algorithm in Python

Walkthrough of Implement the Karatsuba Algorithm without using any multiply operators. But why would you do this?

React App on GitHub Pages

Proof of Concept: You can automatically post a React App on GitHub Pages.

Finding out Ghost's version with JS

Using meta tags, you can extract the version string of a ghost blog and play with it.

Sending Notifications on Chrome Extension

Send notifications on Chrome Extension that open up a link when clicked.

Displaying the exact published date and time on Ghost

Walkthrough of showing the exact timing of your post with Moment.js syntax.

Finding the size of the directory in Python

Get Directory Size in Python in Human Readable Format.

Porting a Chrome Extension to Firefox Add-on

While Chrome and Firefox are two different browsers, it is possible to transplant a Chrome extension to a Firefox Add-on.

Apple's Easter Egg

Let's decode Apple's 2019 easter egg.

Locking your Mac with Command+L

Walkthrough of using Command+L to lock your Mac.

Setting different fonts by language in CSS

Sometimes, we need to set different fonts for different languages. This article provides a simple method to set the Unicode range for other languages.

Opening external links in a new tab by default on Ghost

Ghost opens external links on the same page and increases the bounce rate. This post gives a solution to open external links in a new tab by default in Ghost.