Linux

In the past two days, the customer asked how to use the dynamic library in the issued SDK, but he had not done it before. From yesterday till now, he finally got it done. Here, we only describe the simple method. Reference URL: Http://www.oschina.

The Linux system I installed on wmware workstation. The partition is too small during installation. Therefore, the installation of the software (WebLogic) fails due to insufficient space. You need to allocate more space to Linux. Add a new

In Linux, the ISO image file can be directly mounted to a directory using the mount command, and then browsed without specialized virtual software.Assume that your ISO file is stored in/home/yangyang/music. ISO1. Create a directory as a mount point (

Recently, my friend server often suffers ARP virus attacks every day, causing the website to fail to operate normally. I asked if I have any good solutions. After some attempts by Google, I finally got a solution, the virus-infected machine is found

Google Chrome for Linux starts testing! Thanks to the many chromium and WebKit developers, it is with their help that we have achieved a fast and stable Google browser. The following are some interesting things about Google's browser group:

During the holidays, I played Ubuntu on my own, but later I felt that many things were incompatible, or that it was not as convenient as win, so I still had no courage to stick to it, some time ago, I finally had the courage to get rid of windows. I

In Linux, list is a universal system linked list, which is widely used in various places of the system, such as system message queues and process lists. It can be said that this list will be used as long as there is a

Linux has always had excellent hardware support. Many of the oldest Linux operating systems have been used for Linux support. However, I recently learned that, due to the relationship between user groups and usage frequency, multiple Linux releases

After completing the soft examination, I recently began to learn digital image processing. I first used MATLAB to learn the theoretical knowledge. I am going to learn more about opencv. Today, when performing histogram equalization, I encountered a

# Include pthread_mutex_t mutex = pthread_mutex_initializer; pthread_cond_t cond = pthread_cond_initializer; void * thread1 (void *); void * thread2 (void *); int I = 1; main (void) { pthread_t T_A; pthread_t T_ B; pthread_create (& T_A,

Summary: Chapter 1 Introduction to device drivers Chapter 2 Construction and Operation Module When talking about the driver, you have to start with two terms: kernel space and user space. The user space is the space where your applications run. The

In this chapter, we will learn about Linux time representation and computing functions.Time RepresentationTime MeasurementTimer usage1. Time indicates that in the program, we often need to output the current time of the system, for example, the

Linux dynamic library search path     As we all know, the default search paths for Linux dynamic libraries are/lib and/usr/lib. After a dynamic library is created, it is generally copied to these

Usetime(NULL)The result is from January 1, 1970 to the current second. This precision is often not enough. Usegettimeofday: Directly run the Code: #include #include #include #include // Return 1 if the difference is negative, otherwise 0. int

Linux botnets and Their Solutions 1. cause: In a UNIX system, a process stops, but its parent process does not wait (wait/waitpid is called), so it will become a zombie process. Run the ps command to view its defunct flag. A zombie process is a long-

This problem can be said to be big, small, and short. It is basically a summary of your own experience.   Grandpa Gao said, "premature optimization is the source of all evil". It is impossible for developers to think about optimization from the very

As the economic environment deteriorates and Vista does not get much recognition, many IT departments consider migrating the platform to Linux. although many people think that Linux is better than windows, we should consider it carefully before

The common parameters of each command are listed in detail. to experiment on your own virtual machine, you need to clearly explain the information that is not listed in each line, as well as the differences between commands on different operating

1. concept: The blocked signal set is the blocked signal set in the process. These signals cannot be sent to the process, and they are "blocked" in the process. as we will mention later, they are actually blocked. 2. signal shielding function:#

1. Function Description: Kill and raise are used to send signals: Kill sends signals to processes or process groups; Raise sends the signal to the process itself. Their prototype is as follows:# Include Int kill (pid_t PID, int signo );Int