이더리움 화폐단위

WEI, ETHER https://gwei.io/kr/ Gwei | 이더리움 기본 단위 1,000,000,000,000,000,000 WEI 50 PWEI or FINNEY 20 GWEI or SHANNON gwei.io java library https://github.com/web3j/web3j/blob/master/utils/src/main/java/org/web3j/utils/Convert.java https://github.com/web3j/web3j GitHub - web3j/web3j: Lightweight Java and Android library for integration with Ethereum clients Lightweight Java and Android library for ..
지식쌓기 2021. 9. 14. 11:34
android - waiting for debugger

디버깅하다가 waiting for debugger 뜨고 반응없는경우 adb shell am clear-debug-app 계속 까묵어서.. 적어둠..
지식쌓기 2021. 9. 7. 14:55
ViewModel 생성

dependencies implementation "androidx.fragment:fragment-ktx:$rootProject.fragmentVersion" implementation "androidx.lifecycle:lifecycle-livedata-ktx:$rootProject.lifecycleVersion" implementation "androidx.lifecycle:lifecycle-viewmodel-ktx:$rootProject.lifecycleVersion" ViewModel을 생성하는 법 1. 파라미터가 없는 ViewModel class MyViewModel : ViewModel() { } val model: MyViewModel by viewModels() val model: MyV..
지식쌓기 2021. 9. 7. 13:30
fastlane

https://dev-yakuza.posstree.com/ko/react-native/fastlane/ Fastlane을 통한 앱 자동 배포 Fastlane을 사용해서 React native로 만든 앱을 자동으로 배포해 보자 dev-yakuza.posstree.com https://docs.fastlane.tools/getting-started/android/setup/ Setup - fastlane docs Getting started with fastlane for Android Installing fastlane fastlane can be installed multiple ways. The preferred method is with Bundler. fastlane can also be insta..
지식쌓기 2021. 7. 8. 10:30
signing certificate hash 값 얻기

Get your debug signing certificate hash In the root of your Flutter app project, change directory to the android/ folder and generate a signing report: cd android ./gradlew :app:signingReport Note: In case the gradle wrapper file is not present, you can generate it by building your application for Android once by running flutter build appbundle. You'll be presented with a large list of signing k..
지식쌓기 2021. 6. 1. 12:29
Flutter Localization

아래 개발페이지에 있는것을 쉽게 설명 https://flutter.dev/docs/development/accessibility-and-localization/internationalization 1.pubspec.xml 파일 dependencies 및 설정 추가 dependencies: flutter: sdk: flutter flutter_localizations: # 추가 sdk: flutter # 추가 intl: ^0.16.1 # 추가 flutter: generate: true # 추가 2. 소스 추가 (나중엔 import문과 localizationsDelegates, supportedLocales 부분을 수정할 것이다) import 'package:flutter_localizations/flutt..
지식쌓기 2021. 2. 19. 11:19
flutter

flutter : flutter.dev/ 주요 명령어 flutter doctor flutter pub get flutter pub upgrade dart : dart.dev/ package : pub.dev/ Dart packages Pub is the package manager for the Dart programming language, containing reusable libraries & packages for Flutter, AngularDart, and general Dart programs. pub.dev
지식쌓기 2021. 2. 18. 09:45
git 저장소 생성

매번 까먹어서 정리 로컬에서 프로젝트 생성후 github 같은 온라인 저장소로 올리기 로컬에서 생성한 프로젝트에서 git init git add . git remote add origin https://~~~.git git commit -m "Initial commit" git push -u origin master github에서 프로젝트 생성후 주소복사
지식쌓기 2020. 12. 7. 15:46
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