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  Recently, I fixed a cross-Time Zone bug in the project. To fix this bug, it really takes a lot of effort. It seems that the main reason is that the development tasks do not involve this concept in normal times, and the test case for testing the

Operating System Reading Report-Introduction to Real-Time Linux Feifei (98132194) Abstract: This article makes a simple analysis on a real-time Linux instance nmt rt-Linux, and points out the role of Linux in general real-time operating

Java heap memory ?? The heap in Java is the largest memory space managed by JVM. It is mainly used to store various types of instance objects.?? In Java, the heap is divided into two different regions: Young and Old ). The Young generation is

Bind is an open source DNS server software that is developed and maintained by the University of California, Berkeley, with the full name Berkeley Internet name Domain, which is the most widely used DNS server Software in the world today. supports a

How to build a DNS server in Linux DNS is short for Domain Name System. It is a mechanism that converts an IP address to a host name or a host name to a corresponding IP address. The IP address resolved through the domain name is called forward

In-depth analysis of Java I/O class features and application scenarios, in-depth analysis of application scenarios There are more than 40 classes related to input and output in Java. If the relationship between them is not clarified, they cannot be

This is the time to learn some Linux when the content of the record, recently in the writing of the training materials, and turned out familiar with the past, because it was recorded in the book, there is no time to organize, now just take this

Detailed explanation of Hard Disk RAID technologyI. Raid DefinitionRAID (Redundant Array ofindependent disk independent redundant disk array) technology was proposed by the University of California at Berkeley in 1987, initially to combine small

[Reprinted] O & M career direction! How can I enter the O & M industry? Essential Skills and skills for O & M engineers Preface: Reprinted Chen Hao's previous article on Security O & M. Well written. Very nice people, encountered a problem, qq

(Part 1)2. Create the corresponding clientAs you can see, the client code is much simpler than the server. In this program, you must provide two command line parameters: the host name or IP address of the server, and the port bound to the service