c game programming interview questions

after the real object is called.Proxy mode,The proxy class and the proxy class implement the same interfaceAn instance of a proxy class in a proxy classBehavioral patterns: Focus on communication between objectsSuch as: Responsibility chain mode, iterator mode, command modeResponsibility chain ModelSimilar interceptors, etc.Command mode:Separates callers from Callee's behaviorInterpreter mode:Each syntax is an interpreter classIterator mode:Change the collection class's view traversal and add a

Title Description:In a two-dimensional array, each row is ordered in ascending order from left to right, and each column is sorted in ascending order from top to bottom. Complete a function, enter a two-dimensional array and an integer to determine if the array contains the integer.Problem Solving Ideas:This is a question that examines the comprehension and programming capabilities of a two-dimensional array.The two-dimensional array is continuously s

A company's Linux platform C programmer asked a question during the interview-Linux general technology-Linux programming and kernel information. The following is a detailed description. 1. How many lines of project code do you have? 2. What is the role of the volatile keyword in C? 3. How to Write a daemon process 4. Several types of IPC 5. which system is used to call the MPs queue? 6. Bash Problems

One of the frequently asked programming questions during the interview. The most direct method is to traverse the single-chain table, write down the number of nodes in the linked list, and traverse the table again until the number of nodes minus N is reached, and the result is returned. In reality, if the number of linked lists is large and N is relatively small

Highlights of bit operation interview questions I have searched for them online and wrote them according to the reference answer. Here I will summarize them and keep them for review. I also hope that the pick-up and correction will pass. Left shift: shifts the binary code of the number of operations (including the symbol bit) to the specified number of digits left, and adds the empty space after the Left sh

Collector deletes an object. 13. Can anonymous inner class (anonymous internal class) be extends (inherited) other classes, or implements (implemented) interface (Interface )? An anonymous internal class is an internal class without a name. It cannot be extends (inherited) other classes, but an internal class can be used as an interface and implemented by another internal class. 14. The difference between static nested class and inner class is that the more you say, the better (the more general

After a recent interview with a company, I was asked two questions about algorithms: 1. Maximum child segment sum (a classic Dynamic Programming Algorithm) 2. If the data type stack is known, implement the queue. The Code is as follows: Code highlighting produced by Actipro CodeHighlighter (freeware)http://www.CodeHighlighter.com/-->Using System;Using System.

Java interview question Summary 2 (Continuous updates), java questions 1. How to format a date Answer:Date now = new Date (); SimpleDateFormat sdf = new SimpleDateFormat ("yyyy-MM-dd hh: mm: ss "); String formatNow = sdf. format (now ); The formatNow variable is the formatted date. 2. What are several implementation methods for multithreading? There are several synchronous methods. What are them? Answer: (

JSP enterprise interview questions (4)5-1. Briefly describe the relationship between Servlet and JSP. JSP is implemented in another way. servlet is an earlier version of JSP. In JSP, it focuses more on the page performance, while in servlet, it focuses more on the implementation of business logic. Therefore, JSP is preferred when the page display effect is complex. Or htmlCodeJSP can be selected when Ja

-threaded access to shared resources, due to improper access, usually a thread locked a resource A, but also want to lock resource B, and in another thread, the lock resource B, but also to lock resource A to complete its own operations, two threads want the other's resources, Instead of releasing their own resources, two of threads are waiting for a situation that cannot be performed.Java Network Programming approximate process:UDP programmingSend si

into the corresponding method to invoke the logical layer of the method to achieve response to the customer.There are no doget, dopost, and so on in the Servlet interface and Genericservlet, these methods are defined in HttpServlet, but all return error information, so, each time we define a servlet, Must implement these methods such as Doget or Dopost.Each custom servlet must implement the Servlet interface, and the Servlet interface defines five methods, of which the more important three meth

, frequent new/delete is bound to cause memory space discontinuity, resulting in a large number of fragments, so that program efficiency is reduced. For the stack, there is no problem, because the stack is advanced out of the queue, they are so one by one correspondence, so that there will never be a memory block from the middle of the stack poppedAllocation method: The heap is dynamically allocated and there are no statically allocated heaps. Stacks are allocated in 2 ways: static allocation an

. } } 56. Problem: Give an integer variable A, write two pieces of code, the first set of a bit3 is 1, the other bit does not change, how to implement it? /** * @author sanchan * @since 1.0 */ publicclassTest{ publicstaticvoidmain(String[]args){ //给一整型变量a，写两段代码，第一个设置a的bit3 为1，其他bit不变，怎么实现呢？ inta=8; //打印二进制 System.out.println(Integer.toBinaryString(a));//输出 1000 System.out.println(Integer.toBinaryString(a|4));//输出 1100 }

multithreaded programs, multiple threads are executed concurrently to improve the efficiency of the program, and the CPU does not go idle because a thread needs to wait for resources. Multiple threads share heap memory, so creating multiple threads to perform some tasks is better than creating multiple processes. For example, Servlets is better than CGI because Servlets supports multithreading and CGI does not support it.How does the volatile keyword work in Java?When we use the volatile keywor

=str; //The first char in the string maybe ' + ' or '-' BOOLminus =false; if(*digit = ='+') Digit++; Else if(*digit = ='-') {digit++; Minus=true; } //The remaining chars in the string while(*digit! =' /') { if(*digit >='0' *digit '9') {num= num *Ten+ (*digit-'0'); //Overflow if(Num > std::numeric_limitsint>:: Max ()) {num=0; Break; } Digit++; } //if the char is not a digit, invalid input

Analysis and Summary of Baidu Java R D interview questions 1. Analysis of Common application scenarios in singleton mode. Among the 23 design modes, the singleton mode is the largest. It is easy to understand, but applicable to scenarios. Are you really familiar with this? The use of Singleton is because there is no need to create an object for each request, which wastes both CPU and memory. The use of mu

---restore content starts---Dynamic programming is the number of the longest ascending sequence (longestincreasingsubsequence) in an array, with the complexity of O (n^2).For example: Array int arr[] = {7,3,5,9,4,6,8,10}, the longest ascending sequence should be 3,5,6,8,10 or 3,4,6,8,10, the final answer should be 5;Dp[i] Represents the number of the longest ascending sequence at the end of the following Mark I in the array, then the original problem

solves this problem for us. After the online pool submits the callable task, a future object is returned, using which we can know the status of the callable task and get the result of the execution callable returned. The future provides a get () method so that we can wait for callable to end and get its execution results.What is Futuretask?Futuretask is a fundamental implementation of the future, and we can use it with executors to handle asynchronous tasks. Usually we do not need to use the Fu

As a Java programmer who is often asked in an interview, let me summarize some of the questions that I often don't ask. The difference between 1.HashMap and Hashtable Often asked. Both are classes of the map interface, which enable you to map a unique key to a specific value. HashMap class is not sorted and can have a null key and multiple null values Hashtable, you cannot have null

formatting results returned by the function are not updatable.3. Functions that return scalar valuesA user-defined function can return a scalar value. Difference between the two 1. In general, the function of the stored procedure implementation is a bit more complex, and the function implementation of the function is relatively strong. 2. Parameters can be returned for stored procedures, and functions can only return values or table objects. 3. The stored procedure is typically performed as a