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I would like to know such a question, as a search engine optimization personnel, your clients, or your customers are mainly that type of enterprise? Those products? What kind of industry is it? On the basis of answering these questions, I also want to understand that those products or customers are the most dependent on the search engine, no? and search optimization for which customers role is icing on the cake, do-can increase the volume of business, do not-sales are also basic can? and what cu

of application programs and technologies for gathering, storing, analyzing and providing access to data to help enterprise users make better business decisions. A dw is a collection of data designed to support management demo-making. according to Bill inmon, a DW is a "subject-oriented, integrated, time-variant, nonvolatile collection of data in support of demo-- making. "DWS tend to have these distinguis

unification, is because each stationmaster relies on the Baidu to survive, had to follow it to make the rule to optimize, in the optimization criterion and it maintains the unification. At present, Baidu a single big, monopolized the entire search engine market, but also monopolized the price of the standard, which makes each enterprise has to spend a lot of financial resources in the bidding advertising, to change this situation, we must introduce competition. Wuhan SEO is expected to face th

With the development of the Internet in China, as long as the Internet computer field related work, has become a hot every year, starting from 2015, the Web front-end needs, like a rocket "swish" on the up. Now a variety of traditional industries such as electronics, machinery, architecture, etc. are not favored by young people, the internet era of young people more like fast, convenient, information-based work, to do the Web front-end is the most, while the Web front-end post is the largest dem

The relationship between Coroutine and Future It seems that the two are the same, because you can get the results asynchronously with the following syntax. result = await future result = await coroutine In fact, Coroutine is a generator function that can accept parameters from the outside or produce results. The advantage of using coroutine is that we can pause a function and then resume exec

There are many things worth learning about layer-3 switches. Here we will mainly introduce the future trend of layer-3 switch technology. From the current Ethernet switch market, there are many things worth learning. Here we mainly introduce the general situation, we can see that the M switch has become the mainstream in the market, and the market share of the M switch continues to increase, the 10G switch has basically withdrawn from the market. This

Blue");(4): even selector. Selects all even-numbered elements. $ ("Td:even"). CSS ("Border", "2px solid Blue");(5): EQ (index) selector. Selects an element with an index equal to the given value from the matching collection. $ (td:eq (0)) ". CSS (" Border "," 2px solid Blue ");(6): GT (Index) selector. Index is greater than all elements of the given value.(7): LT (index) selector. Indexes all elements that are less than the given value.(8): Not (sele

text. If a match is found, the replaced subject is returned, otherwise the original unchanged subject is returned. Each parameter (except limit) of Preg_replace () can be an array. If both pattern and replacement are arrays, they are processed in the order in which their key names appear in the array. This is not necessarily the same as the numeric order of the index. If you use an index to identify which pattern will be replaced by which replacement, you should sort the array with Ksort () bef

compared to Mojito or metetor, but it is easy to modify and extend.Abstraction, abstraction, abstractionThis is often difficult for some large projects, the client and server side is completely different from the operating environment, so we want to create a series of abstractions to decouple the application logic from the bottom out, so we can like developers exposed some separate API.RoutingWe want to get a separate set of routes from the URI pattern routing processor, our route processing re

very simple, that is, the content of micro-blog is valuable, to attract users of the eyeball, thus triggering the virus-type forwarding, and finally achieve hype purpose. Therefore, to make fans "loyal" to you, your microblog content must be attractive enough. Microblogging marketing How to select the content of micro-blog? The author believes that the following two points should be achieved: (1) Filter objects. The aim of Weibo marketing is to get fans to focus on your microblog so that you

. If you often in some webmaster forum bubble, often in the webmaster group chat, you will find that too many too many Taobao guest stationmaster is giving up to do Taobao guest, all think Taobao customers have no future. Not my psychological dark, less a competitor, I to a point of opportunity. No, huh? Since the analysis of Taobao customers can still do, then I still intend to continue to do. After all, have done so long, do familiar with the field

Collection Interface OverviewThe root interface in the Collection hierarchy. Collection represents a set of objects, also known as Collection elements. Some collection allow duplicate elements, while others do not. Some of the collection