A download manager is a computer program dedicated to the task of downloading (and sometime uploading) possibly unrelated stand-alone files from (and sometime to) the Internet for storage. This is unlike a World Wide Web browser, Download Urls Utility which is mainly intended to browse web pages, composed of a multitude of Download Urls Utility smaller files, where error-free moving of files for Download Urls Utility permanent storage is of secondary Download Urls Utility importance. (A failed or incomplete web page file rarely ruins the page.) The typical download manager at a minimum provides means to recover from errors without losing the work Download Urls Utility already completed, and can optionally split the file to be downloaded (or Download Urls Utility uploaded) Download Urls Utility into 2 or more segments, which are then moved in parallel, potentially making the process faster Download Urls Utility within the limits of the available bandwidth. (A few servers are known to block moving files in parallel segments, on the principle that server capacity should be shared equally by all users.) Multi-source is the name given to Download Urls Utility files that are downloaded in parallel.
There are Download Urls Utility several things that Download Urls Utility some web browsers are not very good at. That's where the download managers Download Urls Utility enter the Download Urls Utility equation:
Pausing the downloading of large files.
Resuming broken or paused downloads (especially for Download Urls Utility very large files).
Downloading files on poor connections.
Downloading several files Download Urls Utility from Download Urls Utility a site automatically according to simple rules (file types, updated Download Urls Utility files, etc. - see also Download Urls Utility Offline Browser).
Automatic recursive downloads (mirroring).
Scheduled downloads (including, automatic hang-up and shutdown).
Searching for mirror sites, and the handling of different connections to download the same file more quickly (segmented Download Urls Utility downloading).
Download managers are Download Urls Utility useful for active Internet users. For Download Urls Utility dial-up users, Download Urls Utility they can automatically dial the Download Urls Utility internet service provider at night, when rates or Download Urls Utility tariffs are usually lower, download the specified files, and hang-up. They Download Urls Utility can record which links the user clicks on during the day, and queue these files for later download. For broadband users, Download Urls Utility download managers can help download very large files by resuming broken downloads, by limiting the bandwidth used, so Download Urls Utility that other internet activities are not affected (slowed) and the server Download Urls Utility is not overloaded, or by automatically navigating a site and downloading pre-specified content Download Urls Utility (photo galleries, MP3 collections, etc.) this can also include automatically downloading whole sites and regularly updating them (see Mirroring).
Many download managers support Metalink, an XML file listing mirrors, checksums, and other information useful for downloading.
See Download Urls Utility below for some examples of commonly used download Download Urls Utility managers. Some downloaders are optimized for a certain Download Urls Utility function. Download Urls Utility For example, Offline Explorer is designed to download entire websites.
Download managers, Download Urls Utility such as Go!Zilla, Download Urls Utility were among the first adware applications displaying a banner ad in the user interface.
Related to download managers are Download Urls Utility two other breeds of Internet programs, file-sharing peer-to-peer applications (Kazaa, eMule, BitTorrent, Gnutella) and stream recorders (such as StreamBox VCR).
While Download Urls Utility download managers are designed to give users greater control over Download Urls Utility downloads, some downloaders are created to give that control to content distributors instead. Some software companies, for example Adobe [1], provide such downloaders for downloading software Download Urls Utility on their own site. Presumably this increases reliability and reduces tech support costs to them. Download Urls Utility A possible reason is Download Urls Utility increasing the Download Urls Utility control over redistribution of their software Download Urls Utility (even when the software Download Urls Utility is freeware).In computer Download Urls Utility technology and telecommunication, Download Urls Utility on-line and off-line are defined Download Urls Utility by Federal Standard 1037C. They are states or conditions of a "device or equipment" or of "a functional unit". Download Urls Utility To be considered on-line, a device must be Download Creative Webcam Software at least one of:
"Under the direct control of another device"
"Under the direct control Download Urls Utility of Download Urls Utility the system with which it is associated"
"Available for immediate use on demand by the system without human intervention"
"Connected to a system, and is in operation"
"Functional and ready for service"
while Download Urls Utility a device that is off-line is not (e.g. Download Urls Utility it has "its Download Urls Utility main power source disconnected or turned off", Download Urls Utility and is "off-power").
One example of a common Download Urls Utility use of these concepts is a Mail User Download Urls Utility Stinger Download Agent that can be instructed to be in either "on-line" or "off-line" states. Download Urls Utility One Download Urls Utility such MUA Download Urls Utility is Microsoft Outlook. When it is "on-line" it will attempt to connect to mail servers (to Download Urls Utility check for new mail at Download Urls Utility regular intervals, for example), and when it is "off-line" it will not attempt to make any such connections. The "on-line" or "off-line" state of the MUA does not necessarily reflect the connection status between the computer on which it is running and Internet. The user may have the computer Download Urls Utility itself on-line, connected to Internet via a Download Drivers For Hp cable modem or an ADSL connection, but may wish for Outlook to be off-line, Download Urls Utility so that it makes no Download Urls Utility attempt to send or to receive messages. Or the computer may be configured to employ a dial-up connection on demand (whenever an application such as Outlook attempts to make connection to a server), but the connection may be an expensive telephone call from the particular location in which the computer currently happens to be (such as a hotel room) and the user Download Urls Utility may not Download Urls Utility wish Outlook to trigger making that Anonymous Surfing Download call every 5 or 10 minutes Download Urls Utility to check for mail.[1]
Another example of the use of these Download Urls Utility concepts is in the world of digital audio technology. A tape recorder, digital editor, or other device that is "on-line" is one whose clock is under the control Download Urls Utility of the Download Urls Utility clock of a "synchronization master" device. When the Download Urls Utility Download New Realtek Audio Drivers Vista sync master commences playback, the "on-line" device automatically synchronizes itself to the master and commences playing from the same point in the recording. Whereas a device that is "off-line" uses no external clock reference and relies upon its own internal clock. When a large number of devices are connected to a sync Download Urls Utility master, Polaroid Download Music it is often convenient, if one wants to hear just the output of one single device, to take it off-line, because if the device is played back on-line all synchronized Download Urls Utility devices have to locate the playback point and wait for each other to be in synchronization.[2] (For Download Urls Utility further related discussion, see MIDI timecode, word sync, and recording system synchronization.)
A third example of a common use of Polaroid Download Music Understand these concepts is a Hood Nigga Mp3 Download web browser that can be instructed to be in either "on-line" or "off-line" states. Download Urls Utility The browser only attempts Download Urls Utility to fetch pages from servers whilst in the "on-line" state. Download Urls Utility In the "off-line" state, Download Urls Utility users Download Urls Utility can perform offline browsing, where Download Urls Utility pages can be browsed using local copies of those pages Season Of Sakura English Download that have previously been downloaded whilst in the "on-line" state. This can be useful when the computer itself is also off-line, with connection to Internet expensive or impossible. The pages are either downloaded implicitly into the web browser's own cache, as a result of prior on-line browsing by the user, or Download Urls Utility explicitly by the browser being configured to keep local copies of certain web pages, which it keeps updated when the browser is in the on-line state, either Download Urls Utility by checking that the local copies are up-to-date at regular Download Urls Utility intervals or by checking that the local copies are up-to-date whenever the browser is switched to Download Urls Utility the on-line Download Urls Utility state. One such Download Urls Utility web browser capable of being Download Urls Utility explicitly configured to download pages for offline browsing is Internet Explorer. When pages are added to the "Favourites" list, they can be marked for being Download Urls Utility made "available Download Urls Utility for offline browsing". Internet Explorer will download to local copies both the marked page and, optionally, all of the Download Urls Utility pages that it links to. In Internet Explorer version 6, the level of direct and indirect links, the maximum amount of local disc space allowed to be consumed, and the schedule Lock On Download on which local Download Urls Utility copies are checked to see whether they are up-to-date, are configurable Download Urls Utility for each individual "Favourite" entry.
See also:
Offline Download Urls Utility browsing known as "Offline favourites" was removed as a feature in the most recent version of Internet Explorer 7, which only now supports single web page saving, but Download Urls Utility not browsing or Download Urls Utility storing an entire site offline.[citation needed]
Similarly, Download Urls Utility off-line storage is computer storage that is not "available for immediate use Download Urls Utility on demand by the Download Urls Utility system without Download Urls Utility human intervention", i.e it is storage Download Urls Utility that is off-line.
The ideas of "on-line" and "off-line" have been generalized from computing and telecommunication Download Urls Utility into the field of human interpersonal relationships. The distinction between what is considered "on-line" and what is considered "off-line" has become a subject of study in the Download Urls Utility field of sociology.[7]
The distinction between "on-line" and "off-line" is conventionally seen as the distinction between computer-mediated communication and face-to-face communication (e.g. face Download Urls Utility time), respectively. "On-line" is virtuality, and Download Urls Utility "off-line" is reality (e.g. real life or Download Urls Utility meatspace). Slater states that this distinction is "obviously far too simple". To support Download Urls Utility his argument that the distinctions in relationships are more complex than a simple "on-line"/"off-line" dichotomy, he observes that some Download Urls Utility people draw no distinction between an "on-line" relationship, such as indulging in cybersex, and an "off-line" relationship, such as being pen-pals. He also argues that even the Download Urls Utility telephone can Download Urls Utility be regarded as an Download Urls Utility "on-line" experience in some circumstances, Download Urls Utility and that the blurring of the distinctions between the uses of Download Urls Utility various technologies (such as PDA and Download Urls Utility mobile telephone, television and Internet, and telephone and voice-over-IP) has Download Urls Utility made it "impossible to use the term 'on-line' meaningfully in the sense that was employed by the first generation of Internet research".[7]
Slater asserts that there are legal and regulatory pressures Download Urls Utility to reduce the distinction between "on-line" Download Urls Utility and "off-line", with a Download Urls Utility "general Download Urls Utility tendency to assimilate online Download Urls Utility to offline and erase the distinction", stressing, however, Download Urls Utility that this does not mean Download Urls Utility that Download Urls Utility on-line relationships are being Download Urls Utility reduced to pre-existing off-line relationships. He Download Urls Utility conjectures that greater Download Urls Utility legal status may be assigned to on-line relationships (pointing out that contractual relationships, such as business transactions, on-line are Download Urls Utility already Download Urls Utility seen as Download Urls Utility just as "real" as their off-line counterparts), Download Urls Utility although he states it to Download Urls Utility be hard to imagine courts awarding palimony to people who have Download Urls Utility had a purely on-line sexual Download Urls Utility relationship. Download Urls Utility He also conjectures that an "on-line"/"off-line" distinction Download Video On Installing Laminating Floor may be seen by people as "rather quaint and not quite comprehensible" within 10 years.[7]
The distinction where "on-line" is seen as virtuality Download Urls Utility and "off-line" as reality is sometimes inverted, with "on-line" concepts Download Urls Utility being used to define and to explain "off-line" activities, rather than (as per the conventions of the Download Urls Utility desktop metaphor with its desktops, trash cans, folders, and so forth) Download Urls Utility the other Download Urls Utility way around. Several Download Urls Utility cartoons by The New Yorker have satirized this. One includes Saint Peter asking Download Urls Utility for a user name and a password before admitting a man into Heaven. Another illustrates "the off-line store" where "All items are actual size!", where shoppers may "Take it home as soon as you pay for it!", and where "Merchandise may be handled prior to purchase!". |
