what is backwards compatibility

compatibility problem can be ignored, obviously not small white is a bluff, as long as there is no mishap, motherboard chip and power supply is also compatible with the words is absolutely no problem. And at that time said that AMD playing the game does not mean that AMD's

Remember in the Windows7 release on the Eve, once had a friend particularly excited to ask, "heard that Windows7 hid an XP?" "Tibetan hellip; I believe that this guy must have liked the game of Hide-and-seek when he was young, and a friend asked me, "is not Windows7 shouting ' transform! ' Can you just turn into XP? "Uh ... I think he should have seen more transformers, and recently some friends have asked me, "Microsoft

intermediate code to the interpreter (or to other modules that generate C or bytecode). It sounds complicated, but Perl's compilers and interpreters are quite efficient at doing this, and our compilation-run-modify process is almost always in seconds. Coupled with many other development features of Perl, this fast-changing role model is ideal for quick prototyping. Then, as your program matures, you can gr

the administrator with convenient and reasonable allocation of storage resources to the users, so as to avoid the system crash caused by the uncontrolled use of disk space, and improve the security of the system. 7. NTFS uses a "change" log to track changes that occur in a record file. On the security side of the system, the NTFS file system has features that are not available in many FAT32 file systems, and Win 2000 on NTFS runs faster than FAT32 Win 2000, while FAT32

The definition of virtualization is "the process of abstracting the resources of a computer." In the abstract process, for different resources (such as storage devices, CPU, memory, network, etc.), and there are different virtualization categories, the more common are:1, Resource virtualization: The main is to abstract some of the computer system resources. such as storage devices, networks, network names,

the case of severe interference, the communication efficiency can be easily maintained to an acceptable level. This can also provide sufficient bandwidth for other additional applications, such Print files, or synchronize data (synchronizing data ). In addition to audio streams with high sound quality, EDR can also help reduce power loss. The power required by the Bluetooth RF system is in active mode. Mode. Because EDR has increased the data transmi

http://androidren.com/index.php?qa=298qa_1=sqlite%E4%BB%8E%E4%BB%80%E4%B9%88%E7%89%88%E6%9C%AC%E5%BC%80% E5%a7%8b%e6%94%af%e6%8c%81%e5%a4%96%e9%94%ae-foreign-keyFOREIGN KEY constraints are supported starting from SQLite 3.6.19.Reference:Http://sqlite.org/foreignkeys.htmlforeign key constraints is disabled by Default (for backwards compatibility), so must

What is extreme programming? 　　 Extreme Programming is a development discipline with simplicity, communication, feedback, and courage as its basic purpose. The practice is to closely associate the entire team with effective practice rules, and enable the team to know their current situation and adjust the rules at any

What is the use of IE11 enterprise model? The IE11 enterprise model is a browser compatibility mode that runs on Win8. and Win7 devices that allow a Web site to render content using a modified browser configuration that is designed to simulate IE8 to avoid common

stable version, the latter (the large version of the number) is the current version.In addition to being a server system, FreeBSD is also suitable for desktop users. However, given the compatibility of software, it is not advisable for a general user to choose FreeBSD as a desktop system. As a server, FreeBSD

, and it is useless even if it exists. We must inevitably make code interact with each other. Such interaction must also be reflected in the test code. I will discuss some solutions later, but at the beginning, I need to emphasize the fundamental nature of unit testing so that you will not mistakenly think that the rest is about integration testing or acceptance testing. Once again, the fundamental nature o

What is thread security? If multiple threads are running simultaneously in the process where your code is located, these threads may run the code at the same time. If the result of each running is the same as that of a single thread, and the value of other variables is the s

What is the user experience? Discuss the organization's user experience system configuration at a large meeting with the client for a consulting project, arguing over many links. After several rounds of discussion, only to find that there is a little difference in the understanding of this basic concept, the results in the discussion of the implementation of the

What is IE browser? This problem in many technical people's eyes should be a matter of no significance at all, a theory you should understand the things, and other people to ask you what the computer is like, feeling is a very common sense of the problem. But in fact, many p

What is the difference between the boot mode of u disk Start with a U disk involves a variety of startup mode, you know the differences between the various modes, the following for you to say this knowledge: Various USB boot modes: 1, USB-HDD: (occupy 1 sectors) hard disk simulation mode, DOS boot after the show C: disk, hp (HP) u disk Format tool made by the U disk