Others – Jiahong Sun

Author

Jiahong Sun

Short-lived observations and personal notes that do not yet belong in the structured knowledge map.

20251218-Linux skills

daily

Linux

# print a file and show only two decimal digits for floating-point numbers
awk 'BEGIN{FS=OFS="\t"} {
    for(i=1; i<=NF; i++) {
        if ($i ~ /^[-+]?[0-9]*\.?[0-9]+$…

20251217-Linux skills

daily

Linux

# 从metadata里取cell id，然后在matrix里提取有这个cell id的行
awk 'NR==FNR {words["\"" $1 "\""] = 1; next} $1 in words' normal/PC1_clusterA_normal_metadata.tsv PC1_clusterA_matrix.txt > no…

20251216-Efficient-MST

daily

Python

MST

"""
Constructs a Minimum Spanning Tree (MST) from single-cell copy number profiles
based on the Euclidean distance.

Optimized version using pandas, scipy.spatial, and…

20251215-UKBiobank

daily

Deciphering the Immunogenetic Landscape: Epistatic Interactions between HLA and KIR Loci and their Impact on Human Health Phenotypes in the UK Biobank

20251213-Weekly summary

weekly

This is a test weekly summary page.

20251209—ATAC-seq vs. ChIP-seq

Daily

ATAC-seq

ChIP-seq

ATAC-seq identifies genome-wide open chromatin regions that may be accessible to transcription factors and other DNA-binding proteins, including regulatory regions such as…

20251208-How to build a website on Github

daily

tutorial

About three years ago, I built a blog website on Github using jekyll, now I want to re-start, so I asked Gemini 3 to help me. I followed its instructions and successfully…

My Weekend Spicy Tofu Recipe

Food

Recipes

Spicy

Tofu
Chili Oil

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Short-lived observations and personal notes that do not yet belong in the structured knowledge map.