publicclassHelloWorld{privatestaticfinal StringCONST="this-is-a constant var";privateString name;publicHelloWorld(String name){this.name=name;}publicvoidsayHello(){System.out.println("hello, "+name);}publicstaticvoidmain(String[]args){System.out.println(CONST);HelloWorld h1=newHelloWorld("lumin");...
publicstaticvoidmain(String[]args){String code="import java.util.HashMap;\n"+"import com.yunerp.web.vaadin.message.alert;\n"+"import java.util.List;\n"+"import java.util.ArrayList;\n"+"import com.yunerp.web.vaadin.util.modularfuntion.base.BaseUtil;\n"+"import com.yunerp.web.vaadin....
* * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * - Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * - ...
' '{print $(NF-1)}' aaa.txt输出前2行的第2列的值shell awk -F ',' '{print $2}' a...
"""; // 3. 参数值替换示例 String code = """ public void print($type o) { Sys...
(java.base) Warning: JDK internal APIs are unsupported and private to JDK implementation that are subject to be removed or changed incompatibly and could break your application. Please modify your code to eliminate dependence on any JDK internal APIs. For the most recent update on JDK internal...
System.out.println(list1);//输出[a, b] 2. apache commons工具类库 apache commons是最强大的,也是使用最广泛的工具类库,里面的子库非常多,下面介绍几个最常用的 2.1 commons-lang,java.lang的增强版 建议使用commons-lang3,优化了一些api,原来的commons-lang已停止更新 ...
java.security.CodeSource このクラスは、HTMLのコード・ベースの概念を拡張して、コードの位置(URL)だけでなくその位置からの署名付きコードの確認に使用する公開キーを持つ証明書が入ります。ただし、これはHTMLファイルのCodeBaseタグと同じではないので注意してください。各証明書はjava.securit...
<subDataset name="dataset1" uuid="3ac670f8-9fda-453e-864a-167bc73fba8d"> <field name="stuCode" class="java.lang.String"/> <field name="stuName" class="java.lang.String"/> <field name="amount" class="java.lang.String"/> ...
*/publicclassHardCode<A, B> {publicHardCode(A a, B b){ }publicstaticvoidtest(int... args){ }publicstaticvoidmain(String... args){ test(1,2,3,4,5,6); }intbyteAnd0(){intb=1;intx=0;do{ b = (byte)((b ^ x));