Pega's Notes

Environment Science 1C03

Tue, 28 Jun 2022 18:00:00 -0000

Atmosphere
Hydrosphere
Cryosphere
Lithosphere (Geosphere)
Soil (pedis fear)
Biosphere

![Inductive-vs-deductive-reasoning](Module 1.assets/In...

Module 2

Tue, 28 Jun 2022 18:00:00 -0000

Nitrogen: permanent gas
Created by decaying plant and animal matter
Removed by soil bacteria and ocean dwelling plankton
Argon: permanent gas
O...

Module 3

Tue, 28 Jun 2022 18:00:00 -0000

Primary Pollutants: direct product of combustion or evaporation

Secondary Pollutants: product of interaction between primary pollutants and the atmosphere /...

Math 1ZB3

Wed, 20 Apr 2022 05:00:00 -0000

Surface area from function

for parametric curves:

![image-20220420022849176](CS.assets/i...

Derivative Rules

Tue, 19 Apr 2022 22:00:00 -0000

Derivative Rules

Integration Rules

![image-20220420001349549](Final.assets/image-...

Math 1ZC3

Sun, 17 Apr 2022 10:00:00 -0000

![image-202204162...

Project 4

Tue, 12 Apr 2022 04:00:01 -0000

Project 4

Summary
Skills
[Design Process](./3.D...

Summary

Tue, 12 Apr 2022 04:00:01 -0000

Summary

Our Client

Our client has Ehlers Danlos Syndrome, which means he experiences joint pain, joint dislocation and has hard time grabbing objects ...

Skills

Tue, 12 Apr 2022 04:00:01 -0000

Skills

Circuit Design

In this project, I designed circuit schematics in EazyEDA.

![image-20220412001052322](2.Skills.assets/image-20220412001052322.p...

Design Process

Tue, 12 Apr 2022 04:00:01 -0000

Design Process

We first created our objective tree and how/why ladder:

![image-20220412003851524](3.Design Process.assets/image-20220412003851524-9738333...

Eng 1P13

Mon, 11 Apr 2022 19:00:00 -0000

Database used: Engineering Village

Material Science

Mon, 11 Apr 2022 19:00:00 -0000

Material Science

Lecture 49 - Review Term 2 - Materials Science Module.pdf

...

Summary

Tue, 08 Mar 2022 21:00:00 -0000

Summary

In this project we are divided in to two sub teams:

| Modelling Sub Team | Computing Su...

Skills

Tue, 08 Mar 2022 21:00:00 -0000

Skills

Programming in Python

In this project we used the python language to control the robotic arm and the robot cart.

Line Following

The robo...

Design Process

Tue, 08 Mar 2022 21:00:00 -0000

Design Process

First, we decided to choose both the color sensor and the ultrasonic sensor as our way to identifying different bins. We are using two sens...

Project 3

Tue, 08 Mar 2022 20:00:00 -0000

Project 3

Summary
Skills
[Design Process](./3.D...

Physics 1E03

Wed, 12 Jan 2022 16:00:01 -0000

| Name | Symbol | Unit || -----------------...

Project 2

Fri, 10 Dec 2021 00:34:40 -0000

(This portfolio is written in Dec. 9, the footer is showing the UTC time)

Project 2

...

Summary

Fri, 10 Dec 2021 00:34:40 -0000

Summary

In this project we are divided in to two sub teams:

| Modelling Sub Team (My Team) | Computi...

Skills

Fri, 10 Dec 2021 00:34:40 -0000

Skills

Autodesk Inventor

Modelling

In this project we used multiple advanced tools in the inventor to create the complex geometry of our model:

...

Design Process

Fri, 10 Dec 2021 00:34:40 -0000

Design Process

List all the objective, constants and funtions the container needs to follow
Brain storm means to achieve the required functions
D...

Experiment 5

Tue, 07 Dec 2021 10:00:00 -0000

11.Electrochemistry

Mon, 06 Dec 2021 22:00:01 -0000

Oxidation (losses electrons) occurs at the anode (on the left) (lower $E_{red}^\circ$)

Reduction (gain electrons) occurs at the cathode (on the right) (high...

10.Entropy and Gibbs Free Energy

Tue, 30 Nov 2021 03:00:01 -0000

| Name | Symbol | Unit || ----------------- | ------ | ------------- || Entropy | $S$ | $\frac{J}{K}$ || Gibbs free ene...

Unit 13

Sun, 28 Nov 2021 21:00:01 -0000

| Word | Meaning || ------------------------- | ----------------------------------...

Unit 12

Tue, 23 Nov 2021 04:00:00 -0000

Labour market is perfectly competitive

| Word | Meaning || ------------------------------ | ----------------------...

Unit 11

Tue, 23 Nov 2021 03:00:00 -0000

Oligopoly Characteristics

Few sellers, usually big firms
Nearly identical products
Interdependent: one firm's decisions affects another firm's prof...

Unit 10

Tue, 16 Nov 2021 02:00:01 -0000

Monopolistic Competition

Many sellers
Product differention: each firm's product is at least slightly different from another firm's
Each firm face...

Unit 7

Mon, 15 Nov 2021 18:00:00 -0000

Profit

| Word | Meaning || --------------------------- | -------------------...

Unit 9

Mon, 15 Nov 2021 18:00:00 -0000

| Word | Meaning || -------- | ------------------------------------------------------------ || mon...

Limits

Fri, 12 Nov 2021 05:00:00 -0000

Limits

Experiment 4

Thu, 11 Nov 2021 22:00:01 -0000

mass of calorimeter: 18.6g

add 0.15g Mg

temp: 294.6K

45 mL of 1.0 M HCl solution

max temp 308.7K

After: 46.02g

max temp: 318.0k

45mL + 0.25g Mg

...

Intergral

Wed, 10 Nov 2021 01:00:00 -0000

Intergral

...

Unit 7 & 8 Summary

Sat, 06 Nov 2021 04:13:08 -0000

| Abbr | Word | Equation || ----- | ----------------------------- | --------------...

Unit 8

Sun, 31 Oct 2021 02:01:01 -0000

| Word | Meaning || ---------------- | ----------------------------------------------------...

Experiment 3

Fri, 29 Oct 2021 22:01:01 -0000

| Wavelength (nm) | Blue A | Red A | Yellow A || --------------- | --------- | --------- | --------- || 400 | 0.065 | 0.165 | 0...

Girlfriend vs MacBook

Mon, 18 Oct 2021 20:01:01 -0000

| Girlfriend
| MacBook
<img src="Girlfriend vs MacBook.assets/imag...

Unit 6

Sun, 17 Oct 2021 09:01:01 -0000

| Word | Meaning || ------------- | ----------------------------------------------------------...

Unit 5

Sat, 16 Oct 2021 06:01:01 -0000

| Word | Meaning || --------------------------------------...

Experiment 2

Fri, 08 Oct 2021 21:01:01 -0000

crucible mass: 35g

crucible + Mg mass: 40g

Observations after turning on the burner: Mg become white, mass becomes 43.291g

Before: <img src="Experiment 2....

Questions

Mon, 04 Oct 2021 17:01:01 -0000

Unit 4

Mon, 04 Oct 2021 07:01:02 -0000

| Word | Meaning || ---------------------------...

Lecture Notes

Thu, 30 Sep 2021 17:01:01 -0000

Problem Statement

Should cover function, constraint and objective

material property: material property does not depend on its size / shape (**intens...

Unit 3

Thu, 30 Sep 2021 01:01:01 -0000

| Word | Meaning || --------------------------------------- | ------...

Naming Compounds

Tue, 28 Sep 2021 00:01:01 -0000

| Name | Equation || --------- | --------- || Ammonia | NH~3~ || Ammonium | NH~4~^+^ || Carbonate | CO~3~^2-^ || Nitrate | NO~3~^-^ ||...

Lab Notes

Fri, 24 Sep 2021 20:01:01 -0000

Sub-Experiment 1

Add sodium hydroxide: 1.000g

Add 250mL water: 251.000g

NaOH concentration: 0.100008M

benzoic acid needed to react with 20.00mL of 0.1...

Portfolio

Fri, 24 Sep 2021 06:08:05 -0000

Pega Liu

This is my learning portfolio for Engineering 1P13 at McMaster!

Project 1
Project 2
[Project 3](./Project ...

Project 1

Fri, 24 Sep 2021 06:08:05 -0000

Project 1

Summary

Fri, 24 Sep 2021 06:08:05 -0000

Summary

In this project our group is assigned with an engineering scenario "A Pioneer in Clean Energy", where we need to design a clean wind turbine to ge...

Skills

Fri, 24 Sep 2021 06:08:05 -0000

Skills

Autodesk Inventor

Modelling

![image-20211105222528412](2.Skills.a...

Design Process

Fri, 24 Sep 2021 06:08:05 -0000

Design Process

Assign group roles: manager, administrator, coordinator, subject matter expert (me)
Do background research on the topic
Create...

Introduction to Lab Simulations

Fri, 24 Sep 2021 05:01:01 -0000

HCl temperature: 21.5C

HCl+NaOH: 26.7C

| Water added | air volume | pressure || ----------- | ---------- | -------- || 0mL | 182mL | 1....

Chem 1E03

Sun, 19 Sep 2021 07:01:01 -0000

Electronic Structure

EMBER Chem

Sun, 19 Sep 2021 07:01:01 -0000

CHEM 1E03

Outline

...

The Mole

Sun, 19 Sep 2021 07:01:01 -0000

The Mole

| Name | Symbol | Unit || ----------------------------------------...

The Ideal Gas Law

Sun, 19 Sep 2021 07:01:01 -0000

The Ideal Gas Law

| Name | Symbol | Unit ...

Electronic Structure

Sun, 19 Sep 2021 07:01:01 -0000

Electronic Structure

| Name | Symbol | Unit || ---...

Periodic Properties

Sun, 19 Sep 2021 07:01:01 -0000

Periodic Properties

Group: column; Period: row

Atomic Radius

![Periodic_table_blank](4.Periodic Properties.assets/Periodic_table_blank-1625304463455....

Bonding

Sun, 19 Sep 2021 07:01:01 -0000

Bonding

Types

Ionic

metal + non-metal

hard, brittle solids
high melting points
solution conducts electricity

Covalent

non-metal + no...

Types of Reactions

Sun, 19 Sep 2021 07:01:01 -0000

Types of Reactions

Solubility

Salts dissolve in water to form electrolyte solutions (though some have extremely small solubility)

< 0.01 $\frac{mol...

Equilibrium

Sun, 19 Sep 2021 07:01:01 -0000

Equilibrium

| Name | Symbol | Unit ...

Acid and Bases

Sun, 19 Sep 2021 07:01:01 -0000

Acid and Bases

Brønsted-Lowry Theory of Acid-Base Reactions

An acid reacts with a base by giving the base an H^+^
An acid must has an H bonded to ...

Thermochemistry

Sun, 19 Sep 2021 07:01:01 -0000

Thermochemistry

| Name | Symbol | Unit || ----------------------------- | ---------------- | ---...

Unit 1

Sun, 19 Sep 2021 01:01:01 -0000

| Word | Meaning || ------------------------------------ | ------------...

Unit 2

Sun, 19 Sep 2021 01:01:01 -0000

| Word | Meaning || --------------------------------------- | ------...

Econ 1B03

Sat, 18 Sep 2021 21:01:01 -0000

Textbook

[Mylab](https://tpi.bb.pearsoncmg.com/highlander/ap...

Math 1ZA3

Fri, 17 Sep 2021 04:01:01 -0000

Derivative Rules

| Common Functions | Function | Derivative || ------------------------------ | ----------- | -------...

Questions

Thu, 16 Sep 2021 19:01:01 -0000

Questions

Wed, 15 Sep 2021 06:01:01 -0000

different result calculated by force / energy

Physics 1D03

Tue, 14 Sep 2021 06:01:01 -0000

Uncertainties Calculation

| Notation | Meaning | Unit || ---------------------- | ---------------------...

1D Kinematics

Tue, 14 Sep 2021 06:01:01 -0000

1D Kinematics

Constant Acceleration

$v_f=v_i+at$

$x_f=x_i+v_it+\frac{1}{2}at^2$

$v_f^2-v_i^2=2a(x_f-x_i)$

$x_f=x_i+v_{avg}t$

Centripetal Accel...

Trigonometry

Fri, 10 Sep 2021 15:01:01 -0000

Trigonometry

![image-20210910104538076](Trigonometry.assets/image-20210910104...

Tensorflow Docker

Fri, 20 Aug 2021 20:01:01 -0000

```shdocker run --gpus all --device /dev/nvidia0 --device /dev/nvidia-modeset --device /dev/nvidia-uvm --device /dev/nvidia-uvm-tools --device /dev/nvidiact...

LVM Notes

Sun, 25 Jul 2021 16:01:01 -0000

LVM Notes

PV: Physical volume, a block device
VG: Volume group, contains PV
LV: Logical volume, resides in a VG

```-------------------...

Share a Terminal

Wed, 14 Jul 2021 16:01:01 -0000

Share a Terminal

```sh

create a screen

screen -S shared

(on another terminal) join the same screen

screen -x shared```

Arch UEFI Install Notes

Tue, 13 Jul 2021 15:01:01 -0000

Arch UEFI Install Notes

Configuration 1

LUKS2 encrypted / and LUKS1 encrypted /boot
GRUB
Automatically unlock all the disks once you unlock ...

LUKS Notes

Mon, 12 Jul 2021 08:01:01 -0000

LUKS Notes

Arch wiki: https://wiki.archlinux.org/title/Dm-crypt/Encrypting_an_entire_system

Erase disk: https://wiki.archlinux.org/title/Dm-crypt/Drive_p...

BTRFS Notes

Mon, 28 Jun 2021 13:01:01 -0000

BTRFS Notes

Arch wiki: https://wiki.archlinux.org/title/btrfs

Btrfs wiki: https://btrfs.wiki.kernel.org/index.php/Main_Page https://btrfs.wiki.kernel.org...

School

Sat, 26 Jun 2021 04:01:01 -0000

Here's my notes for school!

Physics 12

Wed, 02 Jun 2021 09:01:01 -0000

Just some notes for my grade 12 physics class, the wave note is pretty well made (sorry for the latex rendering issue, probably will fix it later) and the re...

Relativity

Wed, 02 Jun 2021 09:01:01 -0000

Relativity

11.1

11.2

![image-20210602051616867](Relativity.assets/image...

Wave

Wed, 05 May 2021 22:01:01 -0000

Wave

9.1

![i...

Electromagnetism Notes

Thu, 29 Apr 2021 05:01:01 -0000

Electromagnetism Notes

![image-20210429005945544](Electromagnetism.assets...

Electricity Notes

Fri, 23 Apr 2021 02:01:01 -0000

Electricity Notes

![image-20210423022743733](Electricity.assets/image-20210423...

FFMPEG Notes

Thu, 15 Apr 2021 01:01:01 -0000

FFMPEG Notes

Render only a part of the video: -ss 10:20 -to 10:30 -ss and -to arguments must be entered first

```shffmpeg -i input.mkv -vf ...

Admin Settings

Sun, 04 Apr 2021 15:01:01 -0000

Admin Settings

Installation

wordpress
blogger
...

General

website name
website url
language

Functionalities

allow guest login...

Resources

Sun, 04 Apr 2021 12:01:01 -0000

Resources

Portainer API

https://gist.github.com/deviantony/77026d402366b4b43fa5918d41bc42f8

Node Docker API

https://www.npmjs.com/package/dockero...

Remarkloud

Sun, 04 Apr 2021 11:43:38 -0000

Remarkloud

Fully managed embed commenting system powered by Remark42

https://remarkloud.com/

Architecture Overview

Sun, 04 Apr 2021 11:43:38 -0000

Architecture Overview

Docker Notes

Thu, 01 Apr 2021 19:01:01 -0000

Docker Notes

Enable TCP socket

Edit /lib/systemd/system/docker.service, add -H tcp://0.0.0.0:2375 (no trailing slash!) to ExecStart= line.2....

Momentum

Wed, 31 Mar 2021 04:01:01 -0000

Momentum

linear momentum unit: kg*m/s

![image-20210330233032432](Momentum...

Next.js Notes

Mon, 29 Mar 2021 16:01:01 -0000

Next.js Notes

Chinese Fonts in Wine

Fri, 26 Mar 2021 07:14:48 -0000

Chinese Fonts in Wine

https://gist.github.com/swordfeng/c3fd6b6fcf6dc7d7fa8a

Default Group and Permission of a Directory

Fri, 26 Mar 2021 07:14:48 -0000

Default Group and Permission of a Directory

```shsudo find . -type d -exec chgrp webmanager {} +sudo find . -type d -exec chmod g+s {} +sudo find . -ty...

Enable MacOS 10.15 Catalina to Run Inside VirturalBox

Fri, 26 Mar 2021 07:14:48 -0000

Enable MacOS 10.15 Catalina to Run Inside VirturalBox

```shVBoxManage modifyvm "MacOS Catalina" --cpuid-set 00000001 000106e5 00100800 0098e3fd bfebfbff...

Algorithm Check List

Fri, 26 Mar 2021 07:01:01 -0000

Algorithm Check List

Two pointers
Minimum steps between A & B
- work backwards
Dynamic programming -> binary search + greedy
Dynamic programmi...

Certbot Notes

Fri, 26 Mar 2021 07:01:01 -0000

Certbot Notes

certbot certonly interactively add a certificates
certbot delete interactively delete certificates
certbot renew renew all certi...

Docker Swarm Notes

Fri, 26 Mar 2021 07:01:01 -0000

Docker Swarm Notes

shdocker node ls

```shdocker service create \ --name \ --label traefik.http.services.nginx.loadbalancer.se...

Netlify Notes

Fri, 26 Mar 2021 05:01:01 -0000

Netlify Notes

试了一下Netlify，感觉比firebase hosting好用，1是因为给了100GB免费流量（fb只有10gb），2是设置起CI来比较简单。唯一的缺点就是不能用自己的docker镜像来build网页。

Netlify的自定义域名用的是CNAME，fb用的是A记录。

fb...

Git Notes

Thu, 25 Mar 2021 05:01:01 -0000

Git Notes

https://learngitbranching.js.org/