Functions In Unix

Webmin 1.560 This layout has some major updates including translation updates, network bridging support, a new text login module no longer requires Java support, GPT support large hard drives, support CentOS 6, and so on. Webmin is currently the most powerful web-based UNIX system management tool. Administrator through the browser to access webmin of the various http://www.aliyun.com/zixun/aggregation/17569.html "> Tube ...

GDB is a powerful UNIX program debugging tool released by the GNU Open source organization. Perhaps, you like the graphical interface, such as VC, BCB debugging IDE, but if you are in the UNIX platform to do the software, you will find that the debugging tool GDB is more than VC, BCB graphics debugger more powerful features. The so-called "inch, the ruler is short" is this truth. In general, GDB mainly help you to complete the following four aspects of the function: Start your program, you can follow the custom requirements of the arbitrary running of the program ...

This is the technology that protects data integrity. RAID means redundant low-cost http://www.aliyun.com/zixun/aggregation/20901.html "> Disk array. It is a rather new concept, presented by the University of California, Berkeley, in 1987. The basic idea behind raid is that by using multiple small disks (relatively few large disks) and possibly some checksum data, you should be able to rebuild the data in one of these disk failures instead of missing a few ...

This paper introduces how to build a network database application method by MySQL of the golden combination of Web database, PHP is a server-side embedded hypertext Processing language similar to Microsoft ASP, it is a powerful tool to build dynamic website. While MySQL is a lightweight SQL database server that runs on a variety of platforms, including Windows NT and Linux, and has a GPL version, MySQL is considered the best product for building a database-driven dynamic Web site. PHP, MySQL, and Apache are Linux ...

Mac OS is the operating system that runs on Apple's Macintosh family of computers, and has been used by the industry to compare with Microsoft's Windows. Mac OS is the first commercially successful graphical user interface, when Mac OS launched a graphical interface, Microsoft remained in the DOS era, Windows is still in swaddling. 　　As Mac OS X Lion is about to launch, let's review the Mac OS's "Past and Present life". Mac OS can be divided into two of the operating system ...

In the past, we have introduced some principles of software development, such as the 10 commandments of high quality code and the UNIX design principles described in the UNIX legend (next article). I believe that you can learn from middle school some knowledge of design principles, as I said in the "How Do I Recruit procedures", a good programmer usually consists of its operational skills, knowledge level, experience level and ability four aspects. Here I would like to talk about some of the principles of design, I think these things belong to the long-term experience summed up knowledge. These principles should be understood by every programmer. But...

2013, in all respects, is a Linux year. Jim Zemlin, executive director of the Linux Foundation, announced that Linux has spread to every corner of the computing. 　　Zemlin says Linux is almost ubiquitous from smartphones, tablets, consumer electronics and cars to open clouds and high-performance computers, as well as gaming platforms. How does Linux spread to every corner of the technology world? After all, Linux does not really realize its original commitment to become a replacement for http://...

This paper is an excerpt from the book "The Authoritative Guide to Hadoop", published by Tsinghua University Press, which is the author of Tom White, the School of Data Science and engineering, East China Normal University. This book begins with the origins of Hadoop, and integrates theory and practice to introduce Hadoop as an ideal tool for high-performance processing of massive datasets. The book consists of 16 chapters, 3 appendices, covering topics including: Haddoop;mapreduce;hadoop Distributed file system; Hadoop I/O, MapReduce application Open ...

In the computer hardware contains a system clock, the system is guided to read the clock, and then maintain its own clock counter, using the clock counter to the system events, such as the creation of files or user login to give time records. The clock value can also be used by the time () system call for your own program: #include <sys/types/h> #include (time.h> time_t time (time_t *loc); This system call returns a time ...

(A) how to buy a virtual host, is to build a website novice one of the most frequently asked questions The following analysis will allow you to fully understand the current host market! The so-called virtual host (Virtual Host / Virtual Server), also known as virtual server or shared server, refers to the use of special hardware and software technology ,, in a server, the host can be virtual into 10, the same can be virtual into 100, and virtual host Each doubling of the number of placed ...