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  • Android uses AsyncTask to implement multi thread breakpoint renewal

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    Author:zyq / Release:2018-5-29 / category:Access / crowd0 views time+ / sofa /
    A blogger in front of , "AsyncTask to implement a breakpoint " explains how to implement a broken point on a single thread, that is, a file has only one thread to download. : for large files, multithreaded downloads will be faster than single threaded downloads. Multi thread download is a littl...
  • Using JavaScript function to write simple bank saving process

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    Author:zyq / Release:2018-5-26 / category:Mysql / crowd0 views time+ / sofa /
    specific code as follows: const readLine = require ('readline-sync') / / / / / reference readline-sync let arr = [['zhang','123', / / / / / / / / / / / / / / / / / / / / / / Let user = readline.question (); console.log ('please enter the password:'); let password = readline.question (); for (l...
  • Full process sharing of deadlock investigation in SQL Server

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    Author:zyq / Release:2018-5-19 / category:Database / crowd0 views time+ / sofa /
    preface remember that when the client used the software, there was an occasional deadlock problem, because the time was uncertain and it was not good to reproduce the problem. It was a bit difficult to solve the problem at that time. The four necessary conditions for Deadlock: mutual excl...
  • Java simple implementation of session saved to redis method sample

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    Author:zyq / Release:2018-5-13 / category:Access / crowd0 views time+ / sofa /
    this example describes how Java simply implements session to redis. Share for you for your reference, specific as follows: in load balance, if the user access to different machines, if no session synchronization, users will be put forward, so the user experience is very bad, so we need to do s...

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