Posts
Rewrite SQL Queries in Pandas
Python’s Requests Library Notes
Using data attributes in HTML5
Get URL and URL Parts in JavaScript
HiveSQL Tricks for a Better Life
Fetch Data from PostgreSQL Databases in Python
Deploy Dash on Server by Gunicorn
Set Up a Local File Sharing Server on Raspberry Pi 4 B
Move a Ghost Site Across Servers
Temperature Controlled Fan for Raspberry Pi 4
Notes for Raspberry Pi 4
SQL Replace NULL When Joining 3 Tables
Introduction to Anomaly Detection
Censored Data and Survival Analysis
Feature Engineering: Label Encoding & One-Hot Encoding
Treatments for Imbalanced Dataset
MSE vs MAE
MSE and MAE are commonly used measurement of model prediction.
Data Cleaning: Filter Records Base on Conditions
Nginx Configuration Cheatsheet
Connect Server with SSH
Gui - A Ghost Static Site Generator
Feature Scaling in Machine Learning
Feature scaling stands for normalizing variable values into a certain range.
Use GitHub Repo to Host Images
GitHub remains one of the most reliable repository website for code, but we can also utilize its storage capability to host images for our website. In this tutorial, we are going to use a image upload tool and set up custom domain for the repo to enable pretty link for our images.
Gaussian Mixture Model
Hessian Matrix
In mathematics, the Hessian matrix or Hessian is a square matrix of second-order partial derivatives of a scalar-valued function, or scalar field. Hessian Matrices are often used in optimization problems within Newton-Raphson's method.
K-means Clustering
Linear Dependence of Vectors and Matrix Rank
Matrix Factorization
Matrix factorization is a class of algorithms used for recommender systems in machine learning. Matrix factorization algorithms work by decomposing dimensionality. Commonly known matrix factorization algorithms are SVD and PCA.
Update a Forked GitHub Repository
This post is going to illustrate how to sync a fork of a repository to keep it up-to-date with the upstream repository.
Remove Pushed Files in .gitignore
We use .gitignore file to untrack certain folder and/or files to the remote repository. However sometimes you have some files already pushed to your remote repository. Now you want to only keep them locally, so here is how to remove them from the remote repository.
LaTeX Math Equations
Merge Git Branch without Fast Forward
By default, git will use fast forward when merging a branch. The problem with fast forward is the branch information will be lost after deletion. However, if we specifically forbid the fast forward mode, a new commit will occur with the branch information.
Export stargazer table in .tex or .html
Ghost blog tutorial - Want more?
In this tutorial, I want to briefly mention some stuff you might be interested in while your website is gradually growing.
Ghost blog tutorial - Deploy on Server
In this tutorial, we are going to discuss several ways to deploy our Ghost website publicly.
Ghost blog tutorial - Start blogging
Ghost blog tutorial - Install
Ghost blog tutorial - Setup
The Fizzy Theme
This is a Ghost theme I built for this website, the philosophy is to build something minimal without losing the taste for blogging. Hope you will like it too.