Ruang untuk merangkai pengetahuan, satu baris kode setiap hari.
Temukan tutorial, ide, dan catatan dari perjalanan belajar.
Pelajari alur filter, map, dan collect untuk mengolah data Java dengan kode yang mudah dibaca.
The Preferences API provided in the java.util.prefs package can be used to store and retrieve application configurations. The main class is the Preferences class. Using this class you can manage the preference data such as storing, retrieving, removing and clearing the preference data. Preferences are key-value pairs of data. You can store a string, int, […]
In this post you will learn about Apache Maven. What is Maven? In simple words, Maven is a tool that we can use to build and manage a Java based project. Compare to the older type of build tool such as Ant, which is also an Apache project, Maven gives developers a standard way to […]
There are times that you might need to create a database or tables right after you run your program instead of manually creating it. In this example, I will show you how you can do this using JDBC and MySQL database. The first thing we need to do as usual when creating a JDBC program […]
In this post I will introduce to you the JetBrains IntelliJ IDEA, one the most powerful IDE (Integrated Development Environment) for Java development or other languages that run on the JVM such as Groovy and Scala. IntelliJ IDEA comes in two editions, the IntelliJJ IDEA Ultimate Edition and the IntelliJ IDEA Community Edition. The IntelliJ […]
Setting up a JAVA_HOME and Path variables is the second thing you’ll need to do after installing a JDK (Java Development Kit). Although this is not required by Java itself, it is commonly use by other application. For instance then Apache Tomcat web application server and other application server will need it. Or we might […]
In this example you’ll learn how to generate an SHA-1 digest using the Apache Commons Codec DigestUtils class. In the last two examples you’ve already seen how to generate the MD5 digest using the same library. Compared to the MD5 version the SHA-1 digest is known to be stronger to brute force attacks, but it […]
Simpan rasa ingin tahu. Selalu ada hal baru untuk dipelajari.
Penulis dan pendiri Diary Coding — berbagi catatan, tutorial, dan pengalaman seputar pemrograman untuk siapa pun yang ingin terus belajar.