what is backwards compatibility

, facilitating program switching and modularity. You want your PHP skills to be a higher level, you want to learn more about PHP, through the use of pear or watch Pear's original code, is a good way to learn. Pear is written specifically for those who have these needs. Using pear is like building a house. It allows you to use prefabricated pieces of the way to bu

Introduction SOA is an English service-oriented architecture, short for service-oriented architecture. This term has been frequently used in various technical journals in the past one or two years. However, there has always been no clear answer to what SOA is; What are the characteristics of SOA? Which problems are sui

put together with the application, side by side seems meaningless. However, you can prepare for converting to share assembly in the future. In addition, you can use COM components that do not require a registry. How to Develop a side by side assembly? It is not easy for developers to load different versions of a DLL/assembly in the same process. You need to consider many situations. For example, avoid data exchange between Assemblies of different

. However, if I open ten web pages, each page needs to perform operations B, d, and e. If this script can be used as a chrome plug-in embedded in the browser, at least two steps can be saved: open the page and click the plug-in icon or set it to automatic script execution. This greatly improves the usability. ? Why? Q: Why? Get this step, directly download it in the php background. This requires consideration of using php to call the ubuntu system method, which

What is a COM component?What kind of software products do users need? This is a multi-choice question, but it is highly efficient and robust. How can a software developer meet users' needs? Ensure that the backward compatibility w

For processing a list of data items, Java provides two classes ArrayList and linkedlist,arraylist internal implementations are based on an internal array object[], so conceptually, it's more like an array, But LinkedList's internal implementation is based on a set of connected records, so it's more like a list structure, so there's a big difference in performance.When inserting data in front or in the middle of a ArrayList, all subsequent data must be

Chapter 4 enlightenment 1. 5. What is a programming language? A program is a combination of commands according to certain logic. In the game, both parties use "Natural Language" to express "commands ". If both sides of the game are deaf-mute, you can't play with the set of commands you say with your mouth-computer is n

I am a web developer for mobile development. I would like to ask, what is the difference between compiling HTML and packaging with Cordova and using tools such as ApiCloud, AppCan, Dcloud, and WeX5? I have written several simple HTML web pages (projects) by myself: 1) Written in pure HTML + js + jQuery; 2) Written in jQueryMobile; 3) I have written it using Phaser [dot] io. These web pages are packaged and

field "backward" pronoun, first of all brands in the flagship product launched 4K model, and then the 4K model to popularize to mainstream products and even entry level products, Of course, there are also a variety of "4K is more than Full HD" good publicity, a time consumers see dazzling, some do not know how to feel. In fact, a lot of consumers will choose to buy 4K TV, simply because the store salesman told him that "4K TV

Com is the abbreviation of Component Object Model. What kind of software products do users need? This is a multi-choice question, but it is highly efficient and robust. How can a software developer meet users' needs? Ensure that the backward compatibility with previ

, and the assembly manifest describes the information of the Assembly itself, such as the assembly identity, the resources that the assembly contains, the files that make up the assembly, and so on ; metadata describes what the assembly contains, such as the modules, types, type members, the visibility of type members, and so on.The CLR begins to work: Manage application domains, load and run assemblies, security checks, JIT-compile IL code into machi

, however, it can support the max resolution with no problem. the biggest problem with DVI is that it doesn't support HDCP Encryption by default, so if your hardware only supports des DVI ports, you may not be able to playback Full HD Blu-rays and other HD content. DVI to HDMI convertor imageWikipedia You can connect DVI to an HDMI port on a newer monitor with a small Digital Convertor. however, since DVI doesn't support audio, you'll need to use a s