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Dart equatable
123456789101112131415class Person { final String name; const Person(this.name); @override bool operator ==(Object other) => identical(this, other) || other is Person && ru
Category: Devlog
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Configure swapfile in AWS free tier
What is the ‘swap’ ?‘swap’ means the technique enable use the HDD, SSD as a main memory when main memory is fulled. 1. Create swapfile with ‘dd’ commandlet’s create swapfile in linux file system. ‘bs’
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ClassNotFoundException: SpringApplication
1234567Exception in thread "main" java.lang.NoClassDefFoundError: org/springframework/boot/SpringApplication at com.kian.yun.bridge.server.goal.GoalApplication.main(GoalApplication.ja
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Manifest missing error
if you build the project as a multi-module one, then you would be encoutered this error when you run .jar file. 1[project name].jar에 기본 Manifest 속성이 없습니다 the factor is the sub module can’t find the en
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Change Java Version
Mac OSFirst of all, let’s check the java version in your local system via the below command. 1> java -version the below command will able to check the list of installed JDK in OSX system. 1> /us
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The basic configuration of AWS EC2
It’s just the recording document to remember the way configuring AWS EC2 basically. 1. Create EC2 instance.Let’s go to EC2 page with search bar. and after that, you can see the instance tab in side m
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The basic configuration of AWS RDS
It’s just the recording document to remember the way configuring AWS RDS basically. 1. Create RDS instance.Let’s go to RDS page. Create RDS instance. Select the type of database. in my case, i choos
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SfDatePicker in Flutter
Official page https://pub.dev/packages/syncfusion_flutter_datepicker Import syncfusion_flutter_datepicker package1234dependencies: flutter: sdk: flutter syncfusion_flutter_datepicker: ^19.4.38 1