Be Hai Nguyen

I have been a software develper for around 20 years. I am looking forward to work with Python. My other blogs: https://behainguyen.wordpress.com/ https://behai-nguyen.github.io/

Melbourne, Australia Joined on Jun 17, 2022 https://behainguyen.wordpress.com/

Education

Master of Applied Science in Computer Science, RMIT, Victoria, Australia

Work

Software Developer

Be Hai Nguyen

Jul 28

Python & MariaDB: Which Driver? An Example of Executing a Stored Procedure That Returns Multiple Result Sets

#python #mariadb #driver

6 min read

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Be Hai Nguyen

Jul 2

Python FastAPI: Implementing Non-Blocking Logging with Built-In QueueHandler and QueueListener Classes

#python #logging #non #blocking

15 min read

Be Hai Nguyen

May 14

Python FastAPI: Integrating OAuth2 Security with the Application's Own Authentication Process

#python #fastapi #oauth2 #security

7 min read

Be Hai Nguyen

May 4

Python: A SQLAlchemy Wrapper Component That Works With Both Flask and FastAPI Frameworks

#sqlalchemy #flask #fastapi #wrapper

8 min read

Be Hai Nguyen

Mar 20

Rust: Actix-web -- Async Functions as Middlewares

#rust #actix #async #middleware

8 min read

Be Hai Nguyen

Mar 18

Rust: Actix-web Daily Logging -- Fix Local Offset, Apply Event Filtering

#rust #logging #event #filter

10 min read

Be Hai Nguyen

Mar 13

Rust: Actix-web and Daily Logging

#rust #actix #logging #tracing

17 min read

Be Hai Nguyen

Feb 27

Rust: actix-web JSON Web Token authentication.

#rust #actix #json #jwt

29 min read

Be Hai Nguyen

Feb 10

Rust: actix-web get SSL/HTTPS for localhost.

#rust #actix #ssl #https

12 min read

Be Hai Nguyen

Jan 14

Rust: actix-web endpoints which accept both application/x-www-form-urlencoded and application/json content types.

#rust #actix #urlencoded #json

12 min read

Be Hai Nguyen

Dec 31 '23

Rust: retrofit integration tests to an existing actix-web application.

#rust #integration #test #actix

15 min read

Be Hai Nguyen

Dec 23 '23

Using the Redis Official Docker Image on Windows 10 and Ubuntu 22.10 kinetic.

#docker #redis #rust #python

13 min read

Be Hai Nguyen

Nov 20 '23

Rust: JSON Web Token -- some investigative studies on crate jsonwebtoken.

#rust #jwt #jsonwebtoken

9 min read

Be Hai Nguyen

Nov 17 '23

Rust: JSON Web Token -- some investigative studies on crate jwt-simple.

#rust #json #web #token

11 min read

Be Hai Nguyen

Nov 13 '23

Rust: seconds since epoch -- “1970-01-01 00:00:00 UTC”.

#rust #time #second #epoch

5 min read

Be Hai Nguyen

Oct 18 '23

Rust web application: MySQL server, sqlx, actix-web and tera.

#rust #web #actix #tera

18 min read

Be Hai Nguyen

Oct 10 '23

Rust SQLx CLI: database migration with MySQL and PostgreSQL.

#database #migration #sqlx #cli

11 min read

Be Hai Nguyen

Oct 5 '23

Rust & MySQL: JSON serialisation of result sets retrieved using crate sqlx.

#rust #mysql #sqlx #json

6 min read

Be Hai Nguyen

Sep 22 '23

Docker on Ubuntu 22.10: running mysql:8.0.34-debian with custom config, socket, database and log files reside on host machine.

#docker #mysql #hy000 #ubuntu

20 min read

Be Hai Nguyen

Sep 17 '23

Rust & MySQL: executing MySQL stored procedures which return multiple result sets using crate sqlx.

#rust #mysql #sqlx #multiple

10 min read

Be Hai Nguyen

Sep 13 '23

Rust & MySQL: delete, insert data using crate sqlx.

#rust #mysql #sqlx #write

6 min read

Be Hai Nguyen

Sep 12 '23

Rust & MySQL: connect, execute SQL statements and stored procs using crate sqlx.

#rust #mysql #sqlx

10 min read

Be Hai Nguyen

Sep 3 '23

Rust: baby step -- some preliminary look at date.

#rust #date #time #chrono

6 min read

Be Hai Nguyen

Jul 9 '23

Python, Flask: Railway.app deployment and Railway's Nixpacks Docker image build tool.

#python #flask #railway #deployment

10 min read

Be Hai Nguyen

Jun 25 '23

CI/CD #06. Jenkins: accessing private GitHub repos using SSH keys.

#jenkins #credential #github #ssh

11 min read

Be Hai Nguyen

May 26 '23

Ubuntu Bootable USB stick: The “elusive” 😂 “Try or Install Ubuntu” option...

#ubuntu #usb #installation #bootable

3 min read

Be Hai Nguyen

May 18 '23

Python: A simple web API to search for Australian postcodes based on locality aka suburb.

#australian #postcode #api

3 min read

Be Hai Nguyen

Apr 29 '23

Python: WTForms 3.0.1 customising built-in error messages.

#python #wtforms #message

5 min read

Be Hai Nguyen

Apr 27 '23

Pure CSS: Vertical ScrollBar Management.

#pure #css #vertical #scrollbar

4 min read

Be Hai Nguyen

Apr 7 '23

Python: WTForms 3.0.1 IntegerField and InputRequired do not accept 0 as valid!

#python #wtforms #integerfield #inputrequired

5 min read

Be Hai Nguyen

Feb 19 '23

GitHub Webhook: our own “server” in NodeJs to receive Webhook events over the internet.

#git #webhook #node #ngrok

9 min read

Be Hai Nguyen

Feb 16 '23

Windows 10: multi-line Git Commit messages.

#git #commit #messages #multiline

2 min read

Be Hai Nguyen

Feb 11 '23

Python: local date time and UTC date time.

#python #utc #datetime #sql

7 min read

Be Hai Nguyen

Feb 6 '23

CI/CD #03. Jenkins: using Pipeline and proper Bash script to run Pytest.

#jenkins #bash #pipeline #pytest

7 min read

Be Hai Nguyen

Feb 3 '23

CI/CD #02. Jenkins: basic email using your Gmail account.

#cicd #jenkins #gmail #smtp

7 min read

Be Hai Nguyen

Jan 28 '23

CI/CD #01. Jenkins: manually clone a Python GitHub repo and run Pytest.

#cicd #jenkins #python #pytest

6 min read

Be Hai Nguyen

Jan 20 '23

Python: class attributes, some behaviours we should be aware of.

#python #class #attribute

4 min read

Be Hai Nguyen

Jan 13 '23

Using PostgreSQL Official Docker image on Windows 10 and Ubuntu 22.10 kinetic.

#postgres #docker #windows #ubuntu

11 min read

Be Hai Nguyen

Jan 4 '23

GitHub: are removed version-tagged files still available for downloading?

#github #tag #clone #remove

3 min read

Be Hai Nguyen

Dec 14 '22

Python: SQLAlchemy -- understanding sessions and associated queries.

#python #sqlalchemy #session #query

8 min read

Be Hai Nguyen

Nov 29 '22

Docker Compose: how to wait for the MySQL server container to be ready?

#docker #compose #wait #mysql

14 min read

Be Hai Nguyen

Nov 24 '22

Python: a workaround for SQLAlchemy “Table 'sessions' is already defined” exception during tests.

#python #pytest #sessions #flask

4 min read

Be Hai Nguyen

Nov 15 '22

Python: executing PostgreSQL stored functions which return multiple result sets.

#python #postgres #storedprocedures #resultsets

6 min read

Be Hai Nguyen

Nov 13 '22

pgloader Docker: migrating from Docker & localhost MySQL to localhost PostgreSQL.

#mysql #postgres #pgloader #docker

6 min read

Be Hai Nguyen

Nov 9 '22

Python: executing MySQL stored procedures which return multiple result sets.

#python #mysql #storedprocedures #resultsets

4 min read

Be Hai Nguyen

Nov 6 '22

JavaScript and CSS minification.

#javascript #css #minify #uglify

3 min read

Be Hai Nguyen

Nov 4 '22

Web browsers: confirm leaving page when there is modified data.

#browser #confirm #leave #page

4 min read

Be Hai Nguyen

Oct 28 '22

Bootstrap 5.0 Buttons with Icon and Text

#bootstrap #button #icon #text

3 min read

Be Hai Nguyen

Oct 21 '22

Docker on Windows 10: mysql:8.0.30-debian log files

#docker #mysql #windows #log

4 min read

Be Hai Nguyen

Oct 7 '22

2000s flashback: a web API service...

#2000s #web #api #service

2 min read

Be Hai Nguyen

Sep 21 '22

Python: the !r string format and the repr() and str() methods.

#python #format #repr #str

4 min read

Be Hai Nguyen

Sep 13 '22

Python: Flask, dictionaries as JSON objects ready to be used by JavaScript.

#python #flask #dictionary #json

4 min read

Be Hai Nguyen

Aug 18 '22

Python: pytest accessing Flask session and request context variables.

#python #pytest #session #request

3 min read

Be Hai Nguyen

Aug 9 '22

Docker on Windows 10: running mysql:8.0.30-debian with a custom config file.

#docker #mysql #windows #config

3 min read

Be Hai Nguyen

Aug 6 '22

Python: pytest and Flask template context processor functions.

#python #pytest #context #processor

12 min read

Be Hai Nguyen

Jul 29 '22

Python: Docker volumes -- where is my SQLite database file?

#docker #image #volume #storage

10 min read

Be Hai Nguyen

Jul 27 '22

Python: Docker image build -- save to and load from *.tar files.

#docker #image #save #load

7 min read

Be Hai Nguyen

Jul 25 '22

Python: Docker image build -- “the Werkzeug” problem 🤖!

#python #docker #werkzeug #install

6 min read

Be Hai Nguyen

Jul 22 '22

Python: Docker image build -- install required packages via requirements.txt vs editable install.

#python #docker #pip3 #install

7 min read

Be Hai Nguyen

Jul 20 '22

Synology DS218: unsupported Docker installation and usage...

#docker #aarch64 #synology #ds218

14 min read