Linux

Linus Torvalds tried to use C ++ to develop the Linux kernel more than a decade ago. due to various reasons, it quickly failed. Since then, he has expressed dissatisfaction with C ++ from time to time. The incident recorded on Liu Jiang's blog was

I. What is yum? Yum = yellow dog Updater, modified The main function is to conveniently Add/delete/update RPM packages. It automatically solves the dependency problem of the package. It facilitates management of a large number of system update

The Sniffer Program sets NIC (network adapter, such as the Ethernet Card) to a State called promiscuous mode. Once the NIC is set to this mode, the sniffer program can accept every information packet transmitted on the network. In general, the NIC

1. Shell // Obtain the used disk space in bytes. # Ifdef _ Linux Sprintf (CMD, "cd % s; find. -Name /"*. */"| xargs LS-L | awk '{size + = $5} end {print size }'", Str_filepath.c_str ()); // Sprintf (CMD, "Du-S % S | awk '{print $1}'", str_filepath.c_

With the rise of Linux, many programs have been running on it, and many development environments have emerged. A good development environment must be integrated with multiple functions such as editing, compilation, and debugging, and is easy to use.

Linux Server kernel compilation Basics Kernel howto of Linux howto compiled by mynix from www.linux.org In the network, many servers use Linux systems. To further improve the server performance, you may need to recompile the Linux kernel based on

The first is to use a tool in Linux to obtain the webpage source code. I use wget or curl. Curl is more flexible, and many parameters of C ++ code can be set.  // Obtain the webpage through wget String gethtmlbywget (string URL) { // Get the

What a Linux expert writes to beginners   Now, when many people are getting started with computers, they should see Windows 98.To be honest, 98 is already a very user-friendly and encapsulated system.Anyone who knows nothing about computers can use

Linux OS learning path. If you are learning the Linux operating system and do not know where to start, you can refer to the 9-point suggestions given below. I also attached some of them to Linux program engineers, it must be a hot job in the future.

I have not been in school these days and have a notebook. I used to use a wired network in my dormitory, but here I only have wireless networks. I used to use Windows to connect wireless networks, however, I have never used wireless connections in

MavenIs a software project management tool based on the project Object Model (POM). It uses a short description to manage project construction, reports, and documents. Currently, most developers use ant as a standard building tool for Java

JenkinsIs a Development Branch from Hudson fork. It is renamed Jenkins due to a trademark dispute with Oracle Hudson (see for details). Jenkins is a continuous integration tool developed based on Java, it is used to monitor repetitive tasks,

Objects for Linux File permissions are divided into three types (Mutual Exclusion ): 1. User (file owner) 2. Group (the group of the file owner, but not the user) 3. Other (other users, other than user and group) In Linux, a three-digit binary

The following is a collection of Linux commands that I have used. It can also be said that Linux cainiao must know. Basically, it occupies more than 95% of all the commands you will use. It is worth noting that. I. Common MySQL database operations

Make is a very important compilation command in both Linux and UNIX environments. Make or make is often used for project development or application software installation. Install. With the make tool, we can break down large development projects into

1. install Java Http://download.chinaunix.net/download.php? Id = 28692 & resourceid = 12304 1. mkdir/usr/Java 2. chmod + x jdk-6u16-dlj-linux-amd64.bin 3 ../jdk-6u16-dlj-linux-amd64.bin 4. CD/usr/Java/jdk1.6.0 _ 16/JRE/lib 5. unpack200 Rt. packrt.

1. download the latest flexdeskbison‑gnu M4 and libpcap installation packages from ftp://ftp.gnu.org/gnu. The link is as

Http://blog.csdn.net/baobao8505/article/details/1115820 Run the following command to view the list of signals supported by Linux: $ kill -l1) SIGHUP 2) SIGINT 3) SIGQUIT 4) SIGILL 5) SIGTRAP 6) SIGABRT 7) SIGBUS 8)

Http://blog.csdn.net/wjlkoorey/article/details/7345135     Today, we mainly talk about Linux programs that are based on dynamic libraries (. So) and static (.. Before that, let's take a look at what is amazing between the source code and the

1. Construct a generic macro (./Linux/include/Linux/kernel. h) # Define min (x, y )({/Typeof (x) _ min1 = (x );/Typeof (y) _ min2 = (y );/(Void) (& _ min1 = & _ min2 );/_ Min1 You can see what it means. But I still have some questions:(1)(Void) (& _