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Performance optimization (8.5) - source code analysis of job scheduler .JobSchedulerService Because when a JobSchedulerService class is instantiated, the code of the constructor will be executed: public final class JobSchedulerService extends com.android.server.SystemService implements StateChangedL ...

Notification is a notification displayed in the status bar of the mobile phone - the status bar is located at the top of the mobile phone screen, where the current network status, battery status, time, etc. of the mobile phone are generally displayed. Notification represents a kind of notification with ...

Article Directory Introduction to Point Net network structure Rotation transformation matrix Source Parsing (Detailed) Source Download Source directory structure PointNet.py Reproduction Procedure Text Dataset Download Other Not yet completed and supplemented... Migrate your own database Data Set ...

Multithreaded What is multithreading: Multitask Multipath Sequential Flow Executing at the same time is Multithreaded Advantages of multithreading: Increase efficiency while executing Disadvantages of multithreading: - Complex How to create multithreads: Inherit the Thread class, override the ...

Codeforces 590E Birthday First, we can use AC automata to calculate the containment of strings. It is noted that the inclusion relation constitutes a poset, and the remaining problem essentially requires the longest anti chain. From Dilworth's theorem, we can get that the size of the longest anti chain ...

One reflection In Python, reflection refers to manipulating the properties of an object through a string, involving the use of four built-in functions (all objects in Python, classes and objects can use the following four methods) class Teacher: def __init__(self,full_name): self.full_name =full_name t=Teacher('Egon Lin') # hasa ...

I. C language algorithm code practice Luo Gu: 1. Tianjin savings plan #include<stdio.h> int main(void) { int i,money=0,savings=0,saving=0,Estimate=0; for(i=1;i<=12;i++) { money = money + 300; scanf("%d",&Estimate); saving = 0; if((money-Estimate)>=100) { saving = (money-E ...

Written in front The previous series of articles have introduced the kubernetes architecture, installation, upgrade and quick start. Readers have had a preliminary understanding and understanding of kubernetes through the practical operation of the article. Starting from this chapter, the basic concepts and core concepts in kubernetes are grad ...

Implementation of Java chat room Simple single thread chat room 1.1 implementation of client 1.2 implementation of server side Multithreaded chat room 1.1 server side 1.2 client Realize the sending of files 1.1 agreement Realize video chat and voice chat Simple single thread chat room Let' ...

This article records the whole process of CentOS 7 64 bit installation on the virtual machine, which I downloaded for my future installation and use Download address: http://mirrors.aliyun.com/centos/7/isos/x86_64/ Download centos-7-x86_-dvd-1908.iso Configure the network environment For the next st ...