ubuntu enable/disable service
Start/stop/restart …. using `sudo service` Start/stop/restart… user `sudo systemctl` Enable or disable auto run on boot
Month: December 2019
homebrew reset / clean / remove all packages
This one command will uninstall all the packages install through Homebrew. To remove unused archives run. To remove Cask packages
Windows 7 startup program
Ref: https://www.howtogeek.com/208224/how-to-add-programs-files-and-folders-to-system-startup-in-windows-8.1/ Summary
Nodejs Logging
package.json Log.ts Use
Flutter transparent iOS background keyboard when it open
About keyboard issues: Can scroll manually when keyboard opened Can scroll automatically by a focus on next input Avoid showing a background of the keyboard in a little second when it…
Flutter base model approach
For fetch data from the internet https://flutter.dev/docs/cookbook/networking/fetch-data In the official docs, they guide to use factory fromJson but when use in a large project, I realize that way is not…
[Newbie] Chapter 5. Basic tickets
[Newbie] Chapter 1. Flutter overview [Newbie] Chapter 2. Flutter getting started [Newbie] Chapter 3. Flutter initial setup [Newbie] Chapter 4. Widget’s state Content Work with asset files (image, font, files)…
Flutter detect memory pressure
Using https://api.flutter.dev/flutter/widgets/WidgetsBindingObserver/didHaveMemoryPressure.html We need to extend WidgetsBindingObserver and override didHaveMemoryPressure method Use dev tool to investigate OOM deeply: https://flutter.dev/docs/development/tools/devtools/memory Some case related OOM by Image, you can clear cache in…