Franz Wong

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Hong Kong Joined on Jan 10, 2020

Franz Wong

Apr 9

Lots of debug log is written after commons-logging is upgraded to 1.3.0

#log4j #logging #java

1 min read

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Franz Wong

Sep 23 '23

Create and delete Digital Ocean droplet with curl

#digitalocean

2 min read

Franz Wong

Mar 31 '23

Add a Context Menu Item to Chrome Extension

#chrome #javascript

1 min read

Franz Wong

Feb 9 '23

ZonedDateTime and toLocalDate / toLocalTime

#java #time

1 min read

Franz Wong

Dec 24 '22

Runtime check on borrowing rule with RefCell

#rust #refcell

2 min read

Franz Wong

Aug 7 '22

Mock S3 for integration test

#java #aws #s3 #testing

2 min read

Franz Wong

Jun 11 '22

Outline text in GIMP

#gimp #tutorial

2 min read

Franz Wong

Jun 5 '22

Writing csv file with OpenCsv without capitalized headers and follows declaration order

#opencsv #java

2 min read

Franz Wong

May 28 '22

Python datetime cookbook

#python #datetime #tutorial #beginners

3 min read

Franz Wong

Feb 18 '22

sed cookbook

#sed #tutorial #cookbook

5 min read

Franz Wong

Feb 12 '22

Set MacOS finder folder icon with Python

#python #cocoa #macos

1 min read

Franz Wong

Feb 10 '22

Add Hongkong Post Root CA certificate to Java keystore

#java #tls #keystore #security

1 min read

Franz Wong

Feb 1 '22

Monitor Java application with prometheus

#prometheus #java #tutorial

2 min read

Franz Wong

Oct 1 '21

Time change in daylight saving

#timezone #utc #daylightsaving

2 min read

Franz Wong

Jun 7 '21

Set different email address for multiple git repositories

#git

1 min read

Franz Wong

Jun 5 '21

Wait for completion of all tasks with Java Phaser

#java #concurrency

1 min read

Franz Wong

Dec 27 '20

Stupid but common security vulnerability in web app

#api #rest #security

201

2 min read

Franz Wong

Nov 23 '20

Process large json with limited memory

#json #gson #java

2 min read

Franz Wong

Nov 22 '20

Basic regular expression in different languages

#regex #regularexpression

1 min read

Franz Wong

Oct 31 '20

Replace method with JavaParser library

#java #javaparser

3 min read

Franz Wong

Oct 4 '20

Excel tips - lock column and row in formula

#excel

1 min read

Franz Wong

Sep 19 '20

View last change of a file in git without knowing the hash

#git #diff #tutorial

2 min read

Franz Wong

Sep 5 '20

Storing phone number

#softwaredesign #phonenumber #libphonenumber

1 min read

Franz Wong

Sep 5 '20

Access host's docker from container

#docker #tutorial

1 min read

Franz Wong

Aug 4 '20

KDB cookbook

#kdb

1 min read

Franz Wong

May 22 '20

Fix "cannot 'squash' without a previous commit" for Git

#git

1 min read

Franz Wong

May 17 '20

HowTo: Implement user sign up and login with AWS Cognito

#aws #cognito #userpool

3 min read

Franz Wong

May 17 '20

Support API versioning with Lambda function and API gateway

#aws #lambda #apigateway

2 min read

Franz Wong

May 4 '20

Setup kdb+tick with Java feed handler

#kdb #q #feedhandler

3 min read

Franz Wong

Jan 28 '20

Validate Javascript project with Typescript

#javascript #typescript

1 min read

DEV Community

Franz Wong

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Lots of debug log is written after commons-logging is upgraded to 1.3.0

Want to connect with Franz Wong?

Create and delete Digital Ocean droplet with curl

Add a Context Menu Item to Chrome Extension

ZonedDateTime and toLocalDate / toLocalTime

Runtime check on borrowing rule with RefCell

Mock S3 for integration test

Outline text in GIMP

Writing csv file with OpenCsv without capitalized headers and follows declaration order

Python datetime cookbook

sed cookbook

Set MacOS finder folder icon with Python

Add Hongkong Post Root CA certificate to Java keystore

Monitor Java application with prometheus

Time change in daylight saving

Set different email address for multiple git repositories

Wait for completion of all tasks with Java Phaser

Stupid but common security vulnerability in web app

Process large json with limited memory

Basic regular expression in different languages

Replace method with JavaParser library

Excel tips - lock column and row in formula

View last change of a file in git without knowing the hash

Storing phone number

Access host's docker from container

KDB cookbook

Fix "cannot 'squash' without a previous commit" for Git

HowTo: Implement user sign up and login with AWS Cognito

Support API versioning with Lambda function and API gateway

Setup kdb+tick with Java feed handler

Validate Javascript project with Typescript