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1. Install Oracle Database 19c on CentO... Install Oracle Database 19c on CentOS 8 in VirtualBox

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   # Install Oracle Database 19c on CentOS 8 in VirtualBox

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   ** Please use the `root` user to edit the files and execute the commands unless further notice. **

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   ## Prerequisite

2. Install MySQL 8 on CentOS 8 in Virtu... Install MySQL 8 on CentOS 8 in VirtualBox

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   # Install MySQL 8 on CentOS 8 in VirtualBox

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   ** Please use the `root` user to edit the files and execute the commands unless further notice. **

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   ## Prerequisite

3. spring-ws spring-ws Public

   Forked from spring-projects/spring-ws

   Spring Web Services All Access (Spring WS AA) for WebLogic Application Server

   Java

4. Configure Obfuscation with the PreEm... Configure Obfuscation with the PreEmptive Protection DashO in Apache Maven Project

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   # Configure Obfuscation with the PreEmptive Protection DashO in Apache Maven Project

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   ## Prerequisites

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   1. Download [DashO for Android & Java](https://www.preemptive.com/products/dasho/downloads) on [PreEmptive Solutions](https://www.preemptive.com/) and then extract it into a local directory. For example: `C:\programming\DashO-9.3.0`.

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   2. Activate the DashO with DashOGUI.

5. Upgrade CentOS Linux 8 to CentOS Str... Upgrade CentOS Linux 8 to CentOS Stream 8

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   ## Fix the AppStream Issue

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   ```

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   [root@centos8 ~]# yum update

6. pdfa-conversion pdfa-conversion Public

   Simple PDF/A Conversion with Apache PDFBox

   Java