Unicode: Character Encoding Deep Dive
Before Unicode, character encoding was a mess. ASCII gave us 128 characters—enough for English, but useless for the rest of the world. The solution? Everyone invented their own encoding.
Read more →Encoding
Run-Length Encoding: Simple Compression
Run-length encoding is one of the simplest compression algorithms you’ll encounter. The concept is straightforward: instead of storing repeated consecutive elements individually, you store a count…
Read more →Pandas - One-Hot Encoding with get_dummies
One-hot encoding transforms categorical data into a numerical format by creating binary columns for each unique category. If you have a ‘color’ column with values [‘red’, ‘blue’, ‘green’], pandas…
Read more →How to Implement Target Encoding in Python
Target encoding transforms categorical variables by replacing each category with a statistic derived from the target variable—typically the mean for regression or the probability for classification….
Read more →How to Implement Ordinal Encoding in Python
Ordinal encoding converts categorical variables with inherent order into numerical values while preserving their ranking. Unlike one-hot encoding, which creates binary columns for each category,…
Read more →Encoding: UTF-8, Base64, and URL Encoding
Every time you send an emoji in a message, embed an image in an email, or pass a search query through a URL, encoding is happening behind the scenes. Yet most developers treat encoding as an…
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