3. State the difference between App ID and Bundle ID? 4. Write different ways to achieve concurrency in iOS? 5. What is the framework that is utilized to build an application's interface for iOS? 6. Which programming languages are used for iOS development? 7. State the difference between...
3 4 5 5. Is it right to pass an unknown function as an argument to another function? False True 6. What is the purpose of an Array object that removes or adds elements from an array? unshift() sort() splice() toSource() 7. Which attribute is utilised to link the...
实际上,vbptr 指的是虚基类表指针(virtual base table pointer),该指针指向了一个虚基类表(virtual table),虚表中记录了虚基类与本类的偏移地址;通过偏移地址,这样就找到了虚基类成员,而虚继承也不用像普通多继承那样维持着公共基类(虚基类)的两份同样的拷贝,节省了存储空间。
Implement a vector (mutable array with automatic resizing): Practice coding using arrays and pointers, and pointer math to jump to an index instead of using indexing. New raw data array with allocated memory can allocate int array under the hood, just not use its features start with 16, or ...
例子NullPointerException ClassNotFoundException VirtualMachineError ArrayOutOfIndexException IOException StackOverflowError ClassCastException FileNotFoundException OutOfMemoryError ArithmeticException UnsupportedOperationException 67. final,finalize,finally的区别 final:关键字,表不变 方法:方法不可Override 类:不可被继...
3 内存溢出有多少种? 3.1 Java堆内存溢出Java heap space 3.2 栈内存溢出 3.3 方法区内存溢出PermGen space 3.4 Metaspace内存溢出java.lang.OutOfMemoryError: Metaspace 3.5 直接内存溢出java.lang.OutOfMemoryError: Direct buffer memory 3.6 数组超限内存溢出Requested array size exceeds VM limit ...
The null pointer is used in three ways: 1) To stop indirection in a recursive data structure. 2) As an error value. 3) As a sentinel value. 9. What is the output of printf("%d") ? When we write printf("%d",x); this means compiler will print the value of x. But as here, ...
1.2.3. Stack Stack<Integer> stack = new Stack<Integer>(); stack.push(0); stack.pop(); stack.peek(); // The method call returns the object at the top of this stack. Thrown EmptyStackException if this stack is empty. stack.isEmpty(); ...
- Null pointer? - Sturctures? - Diff b/w structure and unions? - ptr ++ - Some simple for loop questions Programming, MATLAB: - Defining path of folders - Clearing and importing variables - Making an array of numbers divisible by 3 - Concatenating strings That's pretty much it. In ...
Jan 6th, 2016 1. The cost factor: AMDs sell cheaper than Intel processors 2. Overclocking: AMDs are much more consistent when overclocked compared to the Intels 3. Gaming Performance: AMD sells its CPUs as APUs i... Nov 9th, 2006