what is webex interview

-level implement2. Redis cache penetration, Cache avalanche3. How to use Redis to implement distributed locks4, how to solve the problem of the concurrent competition of Redis5, Redis persistence of several ways, advantages and disadvantages of what, how to achieve6. Redis Cache Invalidation Policy7, Redis cluster, high availability, principle8. Redis Cache Shard9. Redis's Data elimination strategyJvm1. Detailed JVM memory model2. Tell me

tools: Vim, grep, sed awk, wget, curl What shell scripts have you written? Have you done server management? What is the maximum number of rows that are exposed to the MySQL database table? What kind of storage engine is used? How does a performance bottl

It is best not to say which company it belongs to. I 'd like to say how to use canvas to implement a even circular motion animation. (The answer is Math. sin (x), xx + 0.01, position, top, left .). It is neither very advanced nor an algorithm problem, but it does test your understanding of some common front-end details. Unfortunately, during the

During the interview, you are usually asked to fill in two tables. One is your detailed information table, and the other is the answer to the questions.Both of them should pay attention to whether there are content in the anti-positive aspect. If you test your server, there are usually two types, that is Program Connec

defined') yielda B= 2Print('and now we've defined the B variable.') yieldbg1=func ()Print('G1:', G1)#print G1 can be found G1 is a generatorPrint('-'*20)#I'm a gorgeous split line.Print(Next (G1)) Time.sleep (1)#sleep a second to see the execution processPrint(Next (G1))#Each print will come out with a yield value, or it will hang on the previous yield without continuing execution .What are the benef

---------------- Then, if we encounter 2B or unreasonable HR during our job search, what else can we do besides leaving? Comments are welcome. [Quote] Many people's so-called maturity is things that have been worn out by Customs and become sophisticated and practical. It is not maturity, but the premature aging of spirit and the death of personality. True

Hello everyone, I am a fine smelling rose. Today in A5 saw the interview record of Wolf rain, really very give force, in fact, before I was aware of the wolf rain, but also into his space to see, very good a webmaster, but also admire such a webmaster, then the biggest feeling is that he can "net earn" related to many words are done home, he also wrote in space " Because too busy basically have no time to c

as Web caching, connection pooling, loading strategy, encryption and decryption, proxy relay and so on are not mentioned. Even though the basic steps themselves have very complex sub-steps, TCP/IP, DNS, HTTP, HTML: Each one can be expanded into a huge topic, and the basis of the browser-operating system, compilers, hardware, etc. is more complex than a. Not the computer professional students read the above explanation completely do not understand

spin screen, The activity will go through the life cycle again, and the following log is the order of execution after clicking the spin screen:It seems that the kind of data to be saved should be done under OnPause, while some state values of the activity, such as the width of the component, should be kept in the bundle in Onsaveinstancestate.Note, however, that the official document finally gives a warning:Note that it's important to save persistent

You are given the source to an application which crashes when it is run. After runningIt ten times in a debugger, you find it never crashes in the same place. The applicationIs single threaded, and uses only the C standard library. What programming errorsCocould be causing this crash? How wocould you test each one? You get the source code of an application. Every time the application

The interview questions collected from the Internet are said to be Yahoo.1. Which of the following will not add john to the users array?1. $ users [] = 'john ';2. array_add ($ users, 'john'); // wrong3. array_push ($ users, 'john ');4. $ users | = 'john'; // wrong2. What's the difference between sort (), asort () and ksort? Under what circumstances wocould you use each of these?My an: sort ()-sort asort ()-

to listen to people talking about it. It's just a waste of time. Simply show your code, your system, and your articles. It's the easiest thing to do. It's time-saving and straightforward, it is enough to prove that this is not just to pretend to be someone else's. What should we do with so many planes? For a programmer inte