【单选题】Given a method that must ensure that its parameter is not null: 11. public void someMethod(Object value) { 12. // check for null value ... 20. System.out.println(value.getClass()); 21. } What inserted...
B.
assert value != null, "value is null";
C.
if (value == null) { throw new AssertionException("value is null"); }
D.
if (value == null) { throw new IllegalArgumentException("value is null"); }
【单选题】Given a method that must ensure that its parameter is not null: What, inserted at line 12, is the appropriate way to handle a null value?()
B.
assert value != null : "value is null";
C.
if (value == null){ throw new AssertionException("value is null"); }
D.
if (value == null){ throw new IllegalArgumentException("value is null"); }
【单选题】女性,8岁,阵发性剑突下钻顶样痛半天,伴恶心呕吐,既往有类似发作史。查体,体温37.5℃,剑突下深压痛,无腹肌紧张,拟诊为
【单选题】女性,8岁,阵发性剑突下钻顶样痛半天,伴恶心呕吐,既往有类似发作吏。查体,T 37.5℃,剑突下深压痛,无腹肌紧张,拟诊为
【单选题】在正常运行的计算机键盘上按下Ctrl+Alt+Delete组合键的作用是
【单选题】 public void someMethod(Object value) { 12. // check for null value .... 20. System.out.println(value.getClass()); 21. } What, inserted at line 12, is the appropriate way to handle a null value?()
B.
assert value !null, “value is null”;
C.
if (value == null) { throw new AssertionException(”value is null”);
D.
if (value == null) { throw new IllegalArgumentException(”value is null”);
【单选题】患儿女,8岁。阵发性剑突下钻顶样痛半天,伴恶心、呕吐,既往有类似发作史。查体:T 37.5℃,剑突下深压痛,无腹肌紧张,拟诊为
【单选题】在正常运行的计算机键盘上按下Ctrl+Alt+Delete组合键的作用是
【单选题】蓄电池常见技术状况检查及维护不包含 ( ) 。