chapter 23  planning for concurrency problems

... for the drinking water industry, but has only done so when forced by competitive realities Chemtrac introduced several innovations, developed by a team of experienced engineers who had been formerly ... There is no way to know what the future holds for particle counting in drinking water treatment Enough questions and problems still exist to allow for the possibility of a truly innovative entry ... equipment and try an improved attempt with help from PMS This has in turn forced Met One to improve its offering, and basically forced Hiac Royco and PMS out of direct involvement in the water treatment...

Ngày tải lên: 18/06/2014, 19:20

... grading rules for the type of wood used The maximum permissible spans for in by in or wider planks are shown in Table 23.1 The maximum permissible span for l.25 in by 9-in or wider plank for full ... provided with a means for locking out Lock-out procedures require that stored energy (mechanical, hydraulic, air, etc.) be released or blocked before equipment is locked out for repairs Appropriate ... Keep all tools in good condition with regular maintenance Use the right tool for the job Examine each tool for damage before use Operate according to the manufacturer’s instructions Provide and...

Ngày tải lên: 18/06/2014, 22:20

... been made to publish reliable data and information, but the author and the publisher cannot assume responsibility for the validity of all materials or for the consequences of their use No part ... Drive, Danvers, MA 01923, 978-750-8400 CCC is a not -for- profit organization that provides licenses and registration for a variety of users For organizations that have been granted a photocopy ... Criteria for marginal water treatment and reuse under drought conditions 19 Chapter Strategies for the conjunctive use of surface and groundwater 49 Chapter Optimization model for...

Ngày tải lên: 11/08/2014, 17:22

... Guidelines for marginal water urban reuse .38 2.4.4 Guidelines for marginal water industrial reuse .39 2.5 Cost analysis for marginal water treatment 39 2.6 Development of a web-based information ... health problems with this technique is the aerosols formation and the related risk for the workers and for people living close to the irrigation area For this reason, reclaimed wastewater used in the ... are achieved before it is discharged to the storage facility The effluent should be monitored for BOD5, total coliform bacteria, and helminths Treatment systems using chlorine for disinfection...

Ngày tải lên: 11/08/2014, 17:22

... the final cost of water could be too high for irrigation Therefore, any doubts that the development of methods for enhancing natural aquifer recharge, or for lowering the cost of artificial recharge, ... is that aquifers provide alternatives, not only for augmenting the number of components but above all, for increasing their functionality and therefore the probability of being more effective Although ... Most cases of artificial recharge not used for water treatment or seasonal storage of potable water are found in the western U.S., particularly California For our purposes here, directed toward developing...

Ngày tải lên: 11/08/2014, 17:22

... evaluating options for managing and developing reliable, adequate, and sustainable supplies of water for their customers for the next 50 to 100 years.” It is called “Decision Support System for Sustainable ... abundance of information appears available, and attempts have been made to pull together information, a comprehensive yet modular and easy-to-use tool as envisioned for this research effort has not ... which provide a basis for this comprehensive mass balance model Some of the DSS models that have been developed provide the opportunity for incorporating a broader range of information (e.g., integrated...

Ngày tải lên: 11/08/2014, 17:22

... droughts Before continuing, we must draw attention to the fact that drought analysis gives different results for different scales of time and space For an analysis to give relevant information for decision ... results obtained from the foregoing measures provide the information necessary for determining the effectiveness and consequences of the possible decisions Those responsible for the management of ... certain mitigation measure (except, of course, for simply defined measures with few implications for the rest of the water resource system) It therefore becomes necessary to have available, as well...

Ngày tải lên: 11/08/2014, 17:22

... timing for follow-up and a specific processing is done For instance, for the pluviometric data a year is considered as a representative time period, three months for superficial stream gauging, and for ... Management and Planning for Water Resources Figure 7.17 Status indicator for the different water resource systems for April 2002 (left) and for June 2002 (right) indicator for each of the water ... ) Status indicator Measured mean value for the analyzed period Mean value for the historical period Maximum value for the historical period Minimum value for the historical period If the measured...

Ngày tải lên: 11/08/2014, 17:22

... Need for Strategic Planning for Project Management INTRODUCTION For more than 40 years, American companies have been using the principles of project management to get work accomplished Yet, for ... planning efforts must focus on the best interests of all of an organization’s stakeholders, not merely a few GAP ANALYSIS There are two primary reasons for wanting to perform strategic planning for ... run The formulation process is performed at the top levels of the organization Here, top management values provide the ultimate decision template for directing the course of the firm Formulation:...

Ngày tải lên: 14/08/2013, 13:47

... rate For example, over 90% of switch port sales in 1995 were for the 10Mbps Ethernet protocol Yet in that same year, the primary UTP cabling installed was the 100Mbps Category 5, accounting for ... at 100 meters Look for compliance with this standard as you shop for a solution The draft standards also require full interoperability and backwards compatibility Planning for 10Gbps Ethernet ... gives TIA/EIA responsibility for developing measurable parameters for the cable and connectors When in doubt, follow the IEEE lead The IEEE 802.3 Study Group was formed to discuss how best to...

Ngày tải lên: 18/10/2013, 14:15

... rate For example, over 90% of switch port sales in 1995 were for the 10Mbps Ethernet protocol Yet in that same year, the primary UTP cabling installed was the 100Mbps Category 5, accounting for ... at 100 meters Look for compliance with this standard as you shop for a solution The draft standards also require full interoperability and backwards compatibility Planning for 10Gbps Ethernet ... gives TIA/EIA responsibility for developing measurable parameters for the cable and connectors When in doubt, follow the IEEE lead The IEEE 802.3 Study Group was formed to discuss how best to...

Ngày tải lên: 18/10/2013, 20:15

... Guide for Information Providers, Second Edition, by Lincoln Stein (Addison Wesley) — Apache: The Definitive Guide, Second Edition, by Ben Laurie and Peter Laurie (O’Reilly) — Apache Server for ... http://www.modperl.com is the home site for this book, which is about creating web server modules using the Apache API You absolutely must have this book if you plan to use mod_perl for anything other than speeding ... The mod_perl mailing list The Apache/Perl mailing list is available for mod_perl users and developers to share ideas, solve problems, and discuss things related to mod_perl and the Apache::* modules...

Ngày tải lên: 28/10/2013, 15:15

... does he do, ma’am, but ask for a few coals; if it’s only a pocket handkerchief full, he says! Coals! What would he with coals? Toast his cheese with ‘em and then come back for more That’s the way ... ourselves This is the port wine, ma’am, that the board ordered for the infirmary; real, fresh, genuine port wine; only out of the cask this forenoon; clear as a bell, and no sediment!’ Having held ... Mr Bumble’s intentions, however (and no doubt they were of the best): it unfortunately happened, as has been twice before remarked, that the table was a round one; consequently Mr Bumble, moving...

Ngày tải lên: 28/10/2013, 22:15

... information, he listened to all their impertinence with the most forbearing courtesy Elizabeth, feeling it incumbent on her to relieve him from so unpleasant a situation, now put herself forward ... elapsed before she could see Elizabeth without scolding her, a month passed away before she could speak to Sir William or Lady Lucas without being rude, and many months were gone before she could ... of this house, that I should be forced to make way for HER, and live to see her take her place in it!’ ‘My dear, not give way to such gloomy thoughts Let us hope for better things Let us flatter...

Ngày tải lên: 28/10/2013, 22:15

... phase only once in its lifetime In the prefork MPM this phase is useful for initializing any data structures that should be private to each process For example, Apache::DBI preopens database ... PerlProcessConnectionHandler, were added The pre_connection phase is used for runtime adjustments of things for each connection for example, mod_ssl uses the pre_connection phase to add the SSL filters ... output filters Filters are usually used for modifying the data flowing though them, but they can be used for other purposes as well (e.g., logging interesting information) Figure 25-2 depicts the...

Ngày tải lên: 07/11/2013, 09:15

... the value for the field named Field1 // from the form to the DataTable for updating dt.Rows[0]["Field1"] = field1TextBox.Text; // Update the row table try { da.Update(dt); } catch (DBConcurrencyException ... "TBL0610"; // private void RowversionForm_Load(object sender, System.EventArgs e) { // Build statements to select only the row for ID = // and to update the data for the DataAdapter String selectText ... the form The C# code is shown in Example 6-28 Example 6-28 File: RowversionForm.cs // Namespaces, variables, and constants using System; using System.Configuration; using System.Windows.Forms;...

Ngày tải lên: 07/11/2013, 13:15

... rate For example, over 90% of switch port sales in 1995 were for the 10Mbps Ethernet protocol Yet in that same year, the primary UTP cabling installed was the 100Mbps Category 5, accounting for ... gives TIA/EIA responsibility for developing measurable parameters for the cable and connectors When in doubt, follow the IEEE lead The IEEE 802.3 Study Group was formed to discuss how best to ... in dense applications Are patch cords transmission? changing for 10Gbps There is one change to look for when evaluating patch cords for use in a 10Gbps channel – stranded vs solid wire Some products...

Ngày tải lên: 10/12/2013, 03:15

... Product information Tampering with data Information disclosure Elevation of privileges User information Information disclosure Elevation of privileges Order information Tampering with data Information ... Asset Product information Threat Probability Impact 3 Information disclosure Elevation of privileges Order information Elevation of privileges User information Tampering with data Information disclosure ... numeric ranking system for the probability: = high, = medium, = low ! Use a scale of to 10 for the impact, where 10 is the maximum value for the organization Module 2: Planning for Web Application...

Ngày tải lên: 10/12/2013, 16:15

... the host server for Active Directory It is recommended that this server be dedicated to directory services (flexible for small domains) and mirrored (see Chapter for health tips for this server) ... architecture and configuration for base requirements of database servers in Chapter MAIL The server can be set up to route and forward e-mail See Chapter 24 for information on setting up SMTP services ... Chapter 10 for information on setting up users and groups, and Chapter for specifics regarding installation of Active Directory 4667-8 ch04.f.qc 5/15/00 1:58 PM Page 123 Chapter ✦ Planning for Windows...

Ngày tải lên: 10/12/2013, 16:15

... net.inet.ip.forwarding net.inet.ip.forwarding: For a router, this value should be If it’s 0, change it with: # sysctl -w net.inet.ip.forwarding=1 net.inet.ip.forwarding: -> See page 313 for further ... set UTP This example is correct for the ep driver, but not necessarily for other Ethernet boards: each board has its own flags Read the man page for the board for the correct flags • If your interface ... are 108 µs apart These times are important: a lot of network problems are performance problems, and there’s a big difference in performance between a net where a reply takes 100 µs and one in...

Ngày tải lên: 11/12/2013, 00:15