excite

mentioning that robots allows you to describe that a page of your website is not indexed, in the following format: However, all search engines support this tag. they also support a more powerful function and call the robots.txt text file to achieve the above functions. 4. The key factor for ranking websites in search engines-domain namesEnterprises want customers to find their websites through search engines. domain names are one of the factors that affect the ranking of search engines, but

several major search engines. The instructions are in square brackets [], followed by the search engines that use the commands. 1. Title search)[Title:] AltaVista, alltheweb, Inktomi, MSN, Hotbot[Intitle:] Google, Teoma, Yahoo[Allintitle:] Google 2. website search)[Host:] AltaVista[Hostname:] Yahoo[Site:] excite, Google, Netscape, Yahoo, Teoma[Domain:] Inktomi, Hotbot, Iwon, looksmart, MSN 3. URL search)[URL:] AltaVista,

retained in the connection trace until the reorganization times out and the received parts are cleared. After the timeout, you still need to send the ICMP time excite message to the source end. (IPv6) if the replica is successfully reorganized, the restructured replica packet is handed over to the connection trace for status tracking. The original parts will be forwarded to the IPv6 protocol stack. Find the route (the result is host), and then reorga

object, the object state can be imagined as a snapshot of the object's evolution.– Events: Stimuli from the outside of an object, usually in the form of a message, but an event occurs relative to the object. An event is an object state,The driving force of the change of life.– Action: An action is an object's handling of an event, which in fact usually manifests itself as a method being executed.– Activity: Activity is a follow-up system behavior triggered by an action.– Condition: Condition re

1, the U.S. website profit The 5 internet companies with the highest number of absolute users in the United States are AOL, Microsoft Network, Yahoo, Lycos (Lecas) and Excite@Home (happy at home). At the same time, they are also one of the few profitable internet companies in the United States. They have an obvious common point that more than half of their income comes from advertising and e-commerce. Yahoo began making profits in 1997, with revenues

to create a database to provide a query, such a site called "Category directory." Typical search engines such as AltaVista, Excite, HotBot, Inktomi, and the most important category is Yahoo. In fact, whether "search engine" or "category directory", the goal is the same: access to Web site information, set up a database to provide inquiries. But the methods used are different. "Search Engine" because relies on the software to carry on automatically, t

that location:var arr = [' Microsoft ', ' Apple ', ' Yahoo ', ' AOL ', ' Excite ', ' Oracle '];Delete the 3 elements starting at index 2, and then add the two elements:Arr.splice (2, 3, ' Google ', ' Facebook '); return deleted elements [' Yahoo ', ' AOL ', ' Excite ']Arr [' Microsoft ', ' Apple ', ' Google ', ' Facebook ', ' Oracle ']Delete only, do not add:Arr.splice (2, 2); [' Google ', ' Facebook ']Arr

way to register Uilocalnotification * Localnotification is: [[UIApplication sharedApplication] scheduleLocalNotification:localNotification];In some cases, the application may need to directly excite a notification instead of waiting for a period of time to excite, and the application can directly trigger the set-up notification in the following ways:[[UIApplication sharedApplication] presentLocalNotificati

; // []Sortsort()You can sort the current Array , and it will directly modify the current Array element position and, when called directly, in the default order:var arr = [' B ', ' C ', ' A '];arr.sort (); arr; [' A ', ' B ', ' C ']Reversereverse()Give the whole Array element away, that is, reverse:var arr = [' One ', ' both ', ' three '];arr.reverse (); Arr [' Three ', ' one ', ' one ']Splicesplice()Method is a modified Array "universal method" that removes several elements from the specified i

Array , and it will directly modify the current Array element position and, when called directly, in the default order:var arr = [' B ', ' C ', ' a '// [' A ', ' B ', ' C ']Can we sort them in the order we specify? Absolutely, we'll talk about it in the function that follows.Reversereverse()Give the whole Array element away, that is, reverse:var arr = [' One ', ' one ', ' three'// [' Three ', ' one ', ' one ']Splicesplice()Method is a modified Array "universal method" that removes several ele

"universal method" that deletes several elements starting at the specified index, and then adds several elements from that location:var arr = [' Microsoft ', ' Apple ', ' Yahoo ', ' AOL ', ' Excite ', ' Oracle '];//remove 3 elements from index 2, and then add two elements: Arr.splice (2, 3, ' Google ', ' Facebook '); Returns the deleted element [' Yahoo ', ' AOL ', ' Excite ']arr; [' Microsoft ', ' Apple '

directly modify the current Array element position and, when called directly, in the default order:var arr = [‘B‘, ‘C‘, ‘A‘];arr.sort();arr; // [‘A‘, ‘B‘, ‘C‘]Can we sort them in the order we specify? Absolutely, we'll talk about it in the function that follows.Reversereverse()Give the whole Array element away, that is, reverse:var arr = [‘one‘, ‘two‘, ‘three‘];arr.reverse(); arr; // [‘three‘, ‘two‘, ‘one‘]Splicesplice()Method is a modified Array "universal method" that removes several elements

() method is a "universal method" to modify the array, which can remove several elements from the specified index and then add several elements from that locationvararr = [' Microsoft ', ' Apple ', ' Yahoo ', ' AOL ', ' Excite ', ' Oracle '];//Delete the 3 elements starting at index 2, and then add the two elements:Arr.splice (2, 3, ' Google ', ' Facebook ');//return deleted elements [' Yahoo ', ' AOL ', ' Excite