技术笔记

技术笔记

Update file content with golang and regexp

In this article, I will describe how I have done to replace hundreds of files together with program.

技术笔记

Solve problem commonMain error: Expected class <classname> has no actual declaration in module…

Currently we upgrade the Android studio, and upgrade some third party libraries, and after some days, I accidentally find that the class…

技术笔记

Flutter gallery: import show

I am starting to read code of Flutter gallery project, there are something I am not familiar, the import show is one of them.

技术笔记

List folder size on current directory on Mac

List folder size

技术笔记

Where is the Dart SDK Path

Today I want to run flutter-folio on my machine, but it has some errors, I am trying to solve the problems, one of the problem is it report…

技术笔记

Return different type of data with Seald Class in Kotlin

This article describe a solution to return different type of data in one function with Sealed class.

技术笔记

Solve Problem: Duplicate attribute ‘{http://schemas.android.com/apk/res/android}textColor'.

I encounter this problem yesterday, but it was caused after I upgrade the Android Studio, so I think it’s the problem os the Android…

技术笔记

Pre-populate data in sqldelight

We are developing apps with KMM architecture, and use the sqldelight as the persistence layer, we want to populate some data on the…

技术笔记

The sub program I used several years ago

Several years ago, I find a friend use this tool on his working, and I also setup the tool on my env, but I forget how to install it.

技术笔记

Install python 2.7 on mac

Python 2.7 was removed from macOS 12.3, if we upgrade mac os frequently, the system might already installed this version. But sometimes…

技术笔记

The git commands that I use frequently

I list the git commands I use frequently, some of them I will search the internet when using, so I save them here, and next time I can…

技术笔记

Find app data path for iOS simulator

Find the app data path with xcrun simctl for iOS simulator