Maintaining online

Xem 1-20 trên 26 kết quả Maintaining online
  • Using Online Redo Log Files Online redo log files provide the means to redo transactions in the event of a database failure. Every transaction is written synchronously to the Redo Log Buffer, then gets flushed to the online redo log files in order to provide a recovery mechanism in case of media failure. (With exceptions such as direct load inserts in objects with the NOLOGGING clause enabled.) This includes transactions that have not yet been committed, undo segment information, and schema and object management statements.

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  • Motivated by the recent interest in streaming algorithms for processing large text collections, we revisit the work of Ravichandran et al. (2005) on using the Locality Sensitive Hash (LSH) method of Charikar (2002) to enable fast, approximate comparisons of vector cosine similarity. For the common case of feature updates being additive over a data stream, we show that LSH signatures can be maintained online, without additional approximation error, and with lower memory requirements than when using the standard offline technique. ...

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  • We describe a novel mechanism called Reservoir Counting for application in online Locality Sensitive Hashing. This technique allows for significant savings in the streaming setting, allowing for maintaining a larger number of signatures, or an increased level of approximation accuracy at a similar memory footprint.

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  • Resilient kids ‘bounce back’ from the inevitable crises that come along. Most young people are skilled in dealing with frustration, teasing, disappointments and generally maintain good relationships. For others, emotional control is tricky and any perceived threat is met with furious, sometimes physical defence or taken to heart and added to a store of negative self-concept. Inherited characteristics and the nurturing experience set up patterns of responses, physiology kicks in and emotional first-aid is needed.

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  • In an attempt to reduce the cost of goods sold, U.S. apparel and footwear manufacturers have moved their manufacturing plants to lower-cost regions like Mexico, the Caribbean, Central America, and Sub-Saharan Africa. However, in order to maintain a speedy turnaround time for certain products, U.S. manufacturers must retain some manufacturing plants within the United States. A majority of footwear manufacturing is produced within plants that are located in Asia.

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  • After reading this chapter, you should be able to: Define high-performance work systems, and identify the elements of such a system; summarize the outcomes of a highperformance work system; describe the conditions that create a highperformance work system; discuss the role of HRM technology in highperformance work systems; summarize ways to measure the effectiveness of human resource management.

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  • Andrew Connell has a background in content management solutions and Web development that spans back to his time as a student at the University of Florida in the late 1990s managing class sites. He has consistently focused on the challenges facing businesses to maintain a current and dynamic online presence without having to rely constantly on Web developers or have a proficiency in Web technologies.

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  • Security in the virtual world of the Internet is even more confusing than in the real world we inhabit. Buzzwords and marketing hype only serve to add to the puzzle.Vendors and free products abound, but according to the experts, the Internet world is becoming more dangerous every day. How can that be? How can all these solutions from so many directions not solve even the basic problems? The answer is not simple because the problems are so complex. Security is difficult to create and maintain. Security is messy.

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  • INDEX multidimensional arrays, 48, 56 nowdoc syntax, 54 NULL data type, 48 object data type, 48 online documentation for PHP syntax, 47 performing calculations, 49 PHP as a weakly typed language, 48 PHP quick checklist of main language points, 67 precedence of arithmetic operators, table of, 50 print_r(), using to inspect the contents of an array, 57 resource data type, 48 return keyword, 66 side-effects of PHP s weak typing, 48 single and double quotes, 52 string data type, 48 switch statement, 60 ternary operator, 61 variables inside strings, 52 while loop, 62 See also overview of PHP re...

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  • This chapter describes how to configure, verify, maintain, and troubleshoot a Virtual Private Network (VPN). It includes the following main sections: • VPN Technology Overview • Prerequisites for VPNs • Configuring VPN • Verifying VPN Sessions • Monitoring and Maintaining VPNs • Troubleshooting VPNs • VPN Configuration Examples For a complete description of the commands mentioned in this chapter, see the Cisco IOS Dial Services Command Reference.

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  • 204 Chapter 4: Using HTML solicitations—come from and what tools are used to create them. The answer is: from email marketing services.3 Constant Contact is one of the more popular email marketing services. A Constant Contact customer creates and maintains a database of email recipients with the service and composes formatted emails using Constant Contact’s web-based editor and online templates. Constant Contact charges a monthly fee for its service based on the number of recipient email addresses. Constant Contact’s approach is to build an email as a series of sections or blocks.

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  • This is an online customer relationship management program as well as a groupware and a marketing tool also used for cellular company ‘Mycell’. The CRM module helps admin to identify and maintain their customers and employees. Customers can contact with the plan responsibles and add, edit or delete their own personal profile. They can view different products details, ask their queries, give suggestions and provide feedback for the product which they are using.

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  • The BMTC is a small manufacturing company located in Gadsden. They have decided that they would like to create an awareness of their products over the Internet. Therefore their immediate requirement is to promote their products to potential customers by providing product overviews, reports, and testimonials. Future requirements could include e-mail, FTP, DNS, and online ecommerce services.

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  • Microsoft Office Live Small Business is a suite of Internet-based services for small businesses, designed to get you up and running online quickly and easily – all you need is a computer and an Internet connection and allow to create a professional online presence without the expense of buying a server, setting up a compicated infrastructure and hiring technical staff to maintain it.

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  • Over the past few weeks, you've learned a great deal about the various control structures and objects available in JSP. You've see how to retrieve information posted in an online form, and connect your JSP document to a database for dynamic content generation. This week in The JSP Files, we're going to tackle yet another very interesting topic − the problem of maintaining "state" on a Web site.

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  • BookParadise is an online library management system used by a library in Seattle. The software makes use of SQL Server 2005 databases. Information about thousands of books are maintained and updated regularly. In the recent few years, BookParadise has grown in size after receiving international funding and the number of books has increased tremendously.

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  • The internet has provided the global audience instant information, broad connections to billions and a revolutionary form of communication. However, for all of this seemingly effortless access to consumers, the internet has traditionally been a complex problem for marketers. Numerous organizations either do not have or maintain an appropriate interactive / internet marketing plan. More still simply include an isolated online component, typically a banner advertising campaign, in an overall marketing plan.

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  • 214 Chapter 5: Building Websites Assuming that the amount of data is enough that it makes sense to keep it in a database, where should that database be? Without going into the data security aspects of that question, there are good arguments for keeping data with third-party services, and there are equally good arguments for maintaining a database on your own server. You should not keep customer credit card information unless you absolutely have to. It is a burden of trust. A credit card’s number and expiration date are all that is needed to make some types of purchases.

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  • Download from www.eBookTM.com Deployment, Security, and Maintenance With Dino Space complete and functional, we are now ready to put the site online so that we can begin to attract users, and grow our website. As well as putting the site online, we need to keep the security and maintenance provisions in mind, to ensure our site stays secure and well maintained should anything go wrong.

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  • When you begin a new project, one of the first things you have to consider is the structure of your code. Whether you’re coding something as simple as an online contact form, or as complex as a full-featured content management system, how you organize your code is going to influence the performance and maintainability of the end product. When you use a language like PHP, there are two main routes you can go: procedural programming and object-oriented programming—OOP for short. Each strategy has its own benefits and limitations....

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