Use git flow (avh) + npm version together

Leave a Comment / DevOps / January 10, 2021

Feature -> Release Action Branches and their versions (before) CLI commands Branches and their versions (after) More details Start a feature develop: 1.0.0-SNAPSHOT.0master: 1.0.0-SNAPSHOT.0 git flow feature start xxxgit flow feature publish xxx feature/xxx: 1.0.0-SNAPSHOT.0develop: 1.0.0-SNAPSHOT.0master: 1.0.0-SNAPSHOT.0 Or just branch from develop Finish a feature feature/xxx: 1.0.0-SNAPSHOT.0develop: 1.0.0-SNAPSHOT.0master: 1.0.0-SNAPSHOT.0 git flow feature finish xxx develop: …

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Code: Download file from backend in an AJAX manner (Typescript)

Leave a Comment / Frontend / November 13, 2020

User story: The backend sends back a file for you to download, using headers such as “Content-Disposition” and “Content-Type: application/pdf” Upon request, the browser will download the file for me in an AJAX manner, so I can show a progress bar If backend sends an error in JSON format, I want to see the error …

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Some thoughts about reusable component design in react

Leave a Comment / Frontend / October 29, 2020

Consider passing in some properties as children,  instead of props . This will make the code looks cleaner: The consumer doesn’t have to build a big “props” object to pass in You will divide a single component into several ones. Each one will a take small props object, which is highly inherent For example, instead …

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Always have a “.dockerignore” and always have “.git” in it

Leave a Comment / DevOps / July 15, 2020

Without “.dockerignore” the whole directory where Dockerfile is in will be sent to docker daemon, which may be huge And always create a “.git” entry in the file, because this directory can be very big. P.S. Failling to do this may lead to the hanging of “docker-compose up”. It will show the following message: You …

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Best practice: all Postgres tables can have these columns

1 Comment / Database / March 31, 2020

They should all have these columns: Primary key: id , bigserial (which creates a sequence behind the scene) Date created: utc_created – Use current timestamp as a default value Date updated: utc_updated – Use a trigger to automatically update it (See code below) Creator: created_by – text type, can be anything Updator: updated_by – text …

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Timezone choice for Postgre and things to do in Java

Leave a Comment / Database / May 5, 2020

Always use UTC as the timezone for postgre timestamp/date columns, which is considered to be the best practice and recommended by Postgre, e.g. And you java application is normally using LocalDateTime/LocalDate, if your system is not a global operation. So there needs to be a conversion in data access layer of you java application. According …

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