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RSS订阅原创 求助 | XAMPP mysql数据库误删除了一些用户……
2023-03-16 18:59:16 0 [Note] InnoDB: Mutexes and rw_locks use Windows interlocked functions2023-03-16 18:59:16 0 [Note] InnoDB: Uses event mutexes2023-03-16 18:59:16 0 [Note] InnoDB: Compressed tables use zlib 1.2.112023-03-16 18:59:16 0 [Note] InnoDB:
2023-03-16 19:13:10
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原创 自用 | bb选择题 assgn6(Object Oriented Thinking)
问题 1The following program displays __________.public class Test { public static void main(String[] args) { String s = "Java"; StringBuilder buffer = new StringBuilder(s); change(buffer); System.out.println(buffer); }...
2021-07-04 20:38:46
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原创 自用 | bb选择题 assgn5(chapter10 ClassAbstractironAndEncapsulation)
问题 1An aggregation relationship is usually represented as __________ in ___________.A.a data field/the aggregated classB.a method/the aggregating classC.a data field/the aggregating classD.a method/the aggregated class问题 2What is the outpu.
2021-07-04 20:14:59
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原创 自用 | bb选择题 assgn7 (chapter10_7--10_10 )
问题 1What is displayed by the following code? public static void main(String[] args) { String[] tokens = "Welcome to Java".split("o"); for (int i = 0; i < tokens.length; i++) { System.out.print(tokens[i] + " "); } }A.Wel...
2021-07-04 17:56:51
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原创 自用 | bb选择题 assgn2(Classes, Objects, and Methods )
问题 1The order of methods in a class is immaterial(无关紧要的).A.falseB.true问题 2Given the declaration Circle[] x = new Circle[10], which of the following statement is most accurate?A.x contains a reference to an array and each element in the array
2021-07-04 16:12:42
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原创 自用 | bb选择题 assgn4
1. You can declare two variables with the same name in __________.A. a blockB. different methods in a classC. two nested blocks in a method (two nested blocks means one being inside the other)D. a method one as a formal parameter and the other as a
2021-07-03 23:51:50
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原创 自用 | bb选择题 assgn1（chapter09 对象和类）
问题 1Analyze the following code.public class Test { int x; public Test(String t) { System.out.println("Test"); } public static void main(String[] args) { Test test = new Test(); System.out.println(test.x); }}A.The program
2021-07-03 22:50:27
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