我正在寻找一种方法来转换长字符串(从转储),它表示十六进制值到一个字节数组.
但为了保持原创,我会用自己的方式来表达它:假设我有一个"00A0BF"
我想要解释为的字符串
byte[] {0x00,0xA0,0xBf}
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我该怎么办?
我是Java新手,最后使用BigInteger
并注意领先的十六进制零.但我觉得它很难看,我确信我错过了一些简单的东西.
我在 DB2 中创建了一个数据库。它一直工作到昨天,但现在尝试连接到数据库时出现以下错误:
[IBM][CLI Driver] SQL1031N The database directory cannot be
found on the indicated file system. SQLSTATE=58031
Explanation:
The system database directory or local database directory could not be
found. A database has not been created or it was not cataloged
correctly.
The command cannot be processed.
User response:
Verify that the database is created with the correct path specification.
The Catalog Database command has a path parameter which specifies the
directory where the database resides.
sqlcode: -1031
sqlstate: …
Run Code Online (Sandbox Code Playgroud) 有人能告诉我如何将主应用程序窗口中的X按钮设置为false,以及如何设置Alt + F4功能不可用或只是禁用它?
我添加了:
public ZalumView(SingleFrameApplication app) {
super(app);
initComponents();
mainFrame = this.getFrame();
mainFrame.setTitle("Zalum - zarzadzanie zasobami ludzkimi");
mainFrame.pack();
mainFrame.setResizable(false);
mainFrame.setDefaultCloseOperation(JFrame.DO_NOTHING_ON_CLOSE);
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