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string constant buffer, and the constant "XYZ" is the one in the buffer, no matter how many times it occurs. New string every time it is written, it creates an object that, if previously used ' XYZ ', does not create "XYZ" itself, and takes it directly from the buffer------additional interview tips. If during the interview you feel like you can, the last interviewer asks you what you have to ask, and you c

This article focuses onTest engineers interviewed by MicrosoftOr develop and test engineers. As a small SDET that has been working at Microsoft for one and a half years, Microsoft has also interviewed a lot of candidates. I 've been trying to talk about my ideas, but I still don't know what to say. Today, I think I should share my understanding of testing and Microsoft interview with you. This is about the relationship between development and testing.

). Apache directory settings can implement this function. For details, see http://blog.csdn.net/mygood322/article/details/7582531. The upload directory is generally set to a large directory for a user. Directory can be divided into multiple specific directories. To prevent repeated image uploads, you can: Prohibit Multiple submission buttons in a short period of time (JS control, the upload button becomes invalid several seconds after the button is clicked ); To prevent the refresh and submit b

Microsoft interview questions-mind ★If you have a clock that many parts can be disassembled, you can split it into blocks, but you don't remember how to split it. Then you re-assemble the parts and finally find that three important parts are not put in. How do you re-assemble the clock? ★What if you want to learn a new computer language? ★Suppose you are responsible for designing Bill Gates's bathroom. Of course, money is not a problem, but you c

Microsoft interview questions-operations ★What is the difference between a chain table and an array? ★Why do you choose this method to create a chain table? ★Select oneAlgorithmTo sort out a chain table. Why do you choose this method? Now we use O (n) time. ★Let's talk about the advantages and disadvantages of various stock classification algorithms. ★Use an algorithm to reverse the order of a chain table. Do it again without recursion. ★An al

Java advanced interview question list, java advanced interviewBasic concepts and core design ideas of Object-Oriented Programming This topic explains the polymorphism (polymorphism), encapsulation, cohesion, and coupling ). What is the difference between Inheritance and Aggregation. How do you understand Clean Code and Technical Debt. Describes common refactoring techniques. Describe the SOLID principle. What are other principles such as KISS,

/* Interview questions: Final modification of local variables Base type: The value of the base type cannot be changed. Reference type: The address value of a reference type cannot be changed, but the value of the object's heap memory can be changed. */ Class Student { int age = 10; } Class Finaltest { public static void Main (string[] args) { Local variables are basic data types int x = 10; x = 100; SYSTEM.OUT.PRINTLN (x); Final int y = 10; Unable

Time limit: 3 seconds Space limit: 32768K Heat index: 352 subject Knowledge Point: recursive string algorithm Knowledge video explanation topic description With a set of words, write a program that finds the longest string A in an array, which is the longest word (repeatable) of other words. Given a string array of STR, given the size of the array n. Please return the length of the longest word to guarantee the existence of the longest word. Test Sample: ["A", "B", "C", "AB", "BC", "ABC"],6 Ret

and Small-endian; write a C language program to determine which storage mode the system belongs to;6. Find the error in the program, the test is in the function declared in the variables and space, the function returned when the control will be destroyed;7.Strcpy write the implementation function yourself;8. String inversion of a sequence of procedures to find out where the error;9. Given an array, a sort method is given to arrange the numbers from large to small. (I write bubbles, I was direct

Win in interview Java multithreading (11), interview java Multithreading121. What is a thread? A thread is the smallest unit that the operating system can schedule operations. It is included in the process and is the actual operating unit of the process. Programmers can program with multiple processors. You can use multiple threads to speed up computing-intensive tasks. For example, if a thread needs 100 mi

Spring Interview Questions and Answers, Spring interview questions Spring Overview 1. What is spring? Spring is an open source development framework for java Enterprise applications. Spring is mainly used to develop Java applications, but some extensions are used to build web applications on the J2EE platform. The Spring framework aims to simplify Java enterprise-level application development and promote go

structure if the index structure is not specified. To delete an index syntax:DROP INDEX Table_name.index_name[,table_name.index_name]Description:table_name: The name of the table where the index resides. Index_name: The name of the index to remove. Use system stored procedure:sp_helpindex to view the index information for the specified table. The execution code is as follows:Exec sp_helpindex Book1;15, in the project may encounter this situation, the company will be out of the report, but the b

Java basic interview (1) and java basic interview 1. When I use the final keyword to modify a variable, can the reference not be changed, or can the referenced variable not be changed? When you use the final keyword to modify a variable, it is suggested that the variable cannot be changed, and the content in the object to which the referenced variable points can still be changed. For example, for the follow

Interview Questions: Differences and connections between distributed and cluster, Interview Questions Cluster I. Differences:In a word, distributed systems work in parallel, and clusters work in tandem.1. Distributed refers to the distribution of different services in different places. A cluster refers to the combination of several servers to implement the same service.Every node in the distributed archite

Introduction to common interview pen questions, interview pen questions 1. # include # Include Using namespace std; Void main () { Int c = 5; If (c ++ = 5) { Printf ("% d \ n", c --); Printf ("% d", c ); } Else { Printf ("% d", c ++ ); } System ("pause "); } Answer: 6, 5 2. int x = 3, y = 4, z = 5, t = 2, n = 5; Printf ("% d \ n", (t> 0 )(! (X + y)

C ++ interview questions, interview questions Run the following code: 1 A * pa = new A [10]; 2 delete pa; The constructor and destructor of Class A are executed () times respectively.A.1, 1 B .10, 10 C.1, 10 D.10, 1 Test: # Define _ CRT_SECURE_NO_WARNINGS # include Test results: Because it is delete p rather than delete [] p, only P [0] is parsed.

C/c ++ interview Summary (3) Interview Summary 7. Differences between vector and list (this is also frequently asked)Like arrays, a vector has a continuous memory space and the starting address remains unchanged. This is very efficient for random reads (that is, all our [] operators ), because the memory is continuous. If we want to insert or delete elements, we need to copy and move the current elements. I

C/c ++ interview Summary (2) Interview Summary 4. Deep copy and light copy (1) When will the copy function be used? An object is passed in a function as a value (that is, as an input parameter) An object is returned from a function by passing values (that is, as the return value) One object needs to be initialized through another object (2) Whether to customize the copy Function If you do not define a copy

PHP interview questions. Basic questions about PHP interview questions 1. What methods do you use to solve the traffic problems for websites with high traffic volumes? First, check whether the server hardware is sufficient to support the current traffic. 1. What methods do you use to solve the traffic issue for websites with large traffic volumes? First, check whether the server hardware is sufficient to s

Memory issuesOne: Cell phone memory capacity The latest Apple phone iphone6s (plus) now has 2GB of running memory. IPhone5, IPhone5S, and IPhone6 (plus) run memory at 1GB. IPhone4 and Iphone4s run memory at 512MB. Two: App running memory It is recommended not to exceed 10M. If the user only runs a program memory is used can be around 30M. But the odds are almost impossible. Generally more than 10M will be memory warning L1 system will kill some of the unused view Test