About using Mac Display desktop: (1) Command + F3; (2) fn + F11. New features in MacOS Mojave Dark mode Screenshots: shift + command + 5 Stacks: Finder menu bar > View > Use Groups

This blog contains several tips to help organize my day. See references below. 5 Tips to Organize Your Day for Maximum Productivity 6 Shocking Benefits of Waking Up at 5:30 AM 12 Shocking Habits...

This blog was motivated by an Youtube video talking about the habits of successful people. It said that those who are successful usually learn from failures, not simply dread for failures. And here...

Learning Notes Most of the latex notes are referenced in the book LATEX Tutorials: A PRIMER Error Log Use \\ in a seperate line, and error appears. Do not use two backslashes in one single line...

The following notes are referenced from the R Documentation To run an rmarkdown file, you can either use library(rmarkdown) render("rmarkdown-notes.rmd") # this should be path of the rmd f...

Basic Tech There are two ways to connect to lts. (just see the guidance on Research Computing Resources) ssh x.500@apollo.cla.umn.edu or ssh x.500@athena.cla.umn.edu use Nomach...

Common command top: shows the resources being used du -s -h: shows the storage of the directory cat /var/log/dmesg | wc -l: shows the number of lines of a file, a si...

The first day in UMN (August 21) Tired but excited, I arrived at the MSP in the morning with friends. It was fortunate for us to have a senior delivering us to the apartment. The first dish in Min...

Some interesting articles worth reading: - Stress in Research - The illustrated guide to a Ph.D. - Advice Collection by Tao Xie - Advice sources: Important skills for PhD students...

3 Linear Regression 3.0 Introduction 3.1 Simple Linear Regression 3.2 Multiple Linear Regression 3.3 Other Considerations in the Regression Model 3.4 The Marke...