Tag:garbage

  • Garbage collector for beginners to learn java performance

    Time:2021-6-11

    preface Garbage collection algorithm is the methodology of memory recovery; Garbage collector is the concrete implementation of memory recovery. Java virtual machine specification has no rules on how to implement the garbage collector, so different vendors and different versions of virtual machines provide different garbage collectors, and generally provide parameters for users to combine the […]

  • Optimizing garbage collection strategy with genetic algorithm

    Time:2021-6-9

    By Andrew KuoCompile VKSource: towards Data Science Genetic algorithm is an optimization technology, which is similar to evolutionary process in essence. This may be a rough analogy, but if you squint at it, Darwin’s natural selection is really roughly similar to an optimization task, which aims to create organisms that are perfectly suited to reproduce […]

  • CCleaner Pro cracking registration

    Time:2021-6-4

    CCleaner Pro cracking registration Explain in advance:Cracked version is only used for learning!! CCleaner is a very easy to use, convenient and safe system optimization cleaning software, which can be used on windows, MAC and Android platforms. Because of its powerful functions of system optimization and garbage cleaning, as well as the analysis and deletion […]

  • The 7th Engineering Training Competition — garbage sorting

    Time:2021-5-10

    The 7th Engineering Training Competition On April 9, 2021, Zhejiang Province held the seventh engineering training competition. Our group participated in the garbage sorting project, and our group successfully entered the final. However, we saw that the final rules did not mark a variety of garbage sorting, and we were not fully prepared to deal […]

  • Technical weekly report of 20210322-20210326

    Time:2021-5-9

    preface The main technical content of this week is to share the basic knowledge of JVM and some production accident cases JVM First ask a question: in the company, what is the number of parameters of the project JVM you are responsible for? For example, the size of the heap, maxheapsize, the size of the […]

  • New features of PHP 8

    Time:2021-5-8

    New features of PHP 8   The new major PHP version, PHP 8, is expected to be released by the end of 2020. It’s in a very active development phase now, so things could change a lot in the next few months. In this article, I’ll keep updating my list of expected content: new features, […]

  • Garbage collection mechanism of PHP

    Time:2021-5-6

    Interview 10 companies, get 9 offers, PHP interview questions in 2020 PS: This article includes selected interview questions and knowledge. PHP interview questions about PHP’s garbage collection mechanism. PHP’s garbage collection mechanism refers to GC mechanism. PHP can automatically manage memory and clear unnecessary objects. PHP interview questions share PHP’s interview questions about garbage collection […]

  • Detailed explanation of php7 garbage collection mechanism

    Time:2021-5-3

    This article is wrong and has no reference value This article is wrong and has no reference value This article is wrong and has no reference value This article is wrong and has no reference value This article is wrong and has no reference value I was interested in this topic a few days ago, […]

  • SVN Unable to create pristine install stream

    Time:2021-4-20

    An error was reported when SVN was submitted, as shown in the figure above. I made an error inexplicably. I haven’t modified any SVN settings recently, just for daily use; I checked the synchronization directory of SVN in the resource manager, and there was an exception. Exclamation marks appeared in almost all the folders (that […]

  • If you master these three skills, you can also understand java performance tuning and JVM garbage collection

    Time:2021-4-1

    preface JVM is a virtualized operating system, similar to Linux and window, but it is built on the operating system to receive class files and translate the class into the machine code recognized by the system for execution. That is to say, the JVM shields different operating systems from different underlying hardware and operating instructions. […]

  • Interviewer: what is the garbage collection mechanism of PHP

    Time:2021-3-31

    Interview questions: selected topics. PHP interview questions about PHP’s garbage collection mechanism. PHP’s garbage collection mechanism refers to GC mechanism. PHP can automatically manage memory and clear unnecessary objects. PHP interview questions share PHP’s interview questions about garbage collection mechanism My PHP learning and communication community-1023755567. Group management is ready, bat and other advanced knowledge […]

  • Select the latest 97 Java interview questions in 2020: Spring + redis + JVM + MySQL

    Time:2021-3-19

    1、 Java interview questions spring series (23 questions) 1. Why use spring?2. Explain what AOP is?3. Explain what IOC is?4. What are the main modules of spring?5. What are the common injection methods of spring?6. Is bean in spring thread safe?7. How many bean scopes does spring support?8. How can spring assemble beans automatically?9. What […]