Shuhao Cao scaomath

Survive as a grad student in scientific computing

GitHub 101

Git

What is version control? Most jargons in Git have "literal" meanings.

pull, commit, push
worktree
branch, pull request, merge, comments

git clean -xfd
git submodule foreach --recursive git clean -xfd
git reset --hard
git submodule foreach --recursive git reset --hard
git submodule update --init --recursive

Jekyll simple workflow to use custom a plugin on Github pages

Workflow

Mainly following Alexandre Rademaker's guide.

Checkout to source branch, where we write things with a custom plugin.

git checkout source

Writing things, commit and push the changes

Einstein sum refs

Copied from torch's linear algebra test file.

Vector operations

torch.einsum('i->', x)                     # sum
torch.einsum('i,i->', x, x)                # dot
torch.einsum('i,i->i', x, x)               # vector element-wisem mul
torch.einsum('i,j->ij', x, y)              # outer

	{
	"[bibtex]": {
	"editor.autoIndent": "none",
	"editor.fontFamily": "Fira Code Medium",
	"editor.fontLigatures": false,
	"editor.formatOnPaste": false,
	"editor.suggestSelection": "recentlyUsedByPrefix"
	},
	"[latex]": {
	"editor.autoIndent": "none",

	// On Ubuntu Linux mimic MacOS keybindings on Logitech MX Keys
	// where the layout is slightly different to incorporate both MacOS and Linux into one keyboard
	// after customized key mapping: ctrl is mapped to alt; alt is mapped to win; (meta is mapped to ctrl)
	// in /etc/default/keyboard: XKBOPTIONS="altwin:ctrl_alt_win"
	//
	[
	{
	"key": "ctrl+left",
	"command": "cursorHome",
	"when": "textInputFocus"

	#ifndef NEURALNET_NNINTERFACE_H_
	#define NEURALNET_NNINTERFACE_H_

	#include "../core/global.h"
	#include "../core/commontypes.h"
	#include "../core/hash.h"
	#include "../core/logger.h"
	#include "../neuralnet/desc.h"
	#include "../neuralnet/nninputs.h"