chapter 6  model view controller and sharing code

... MVC model 2.Trong MVC model 1, trang JSP đóng vai trò “Hiển thị” (View) “Điều khiển” (Controller) Có thể có nhiều trang JSP khác đóng vai trò khác -Thao tác người dùng trình ... JSP ban đầu hiển thị liệu lấy từ Bean (JSP ban đầu đóng vai trò View) , chọn trang JSP khác để liệu từ Bean (JSP ban đầu đóng vai trò Controller) Trong thiết kế tốt, để đảm bảo việc tách rời phần ... cầu có liên quan đến logic chương trình truy cập liệu gửi tới servlet controller, yêu cầu liên quan tới hiển thị gửi tới JSP controller ...

Ngày tải lên: 05/11/2013, 14:20

... Mobile Phone System (AMPS) uses two bands The first band of 824 to 849 MHz is used for sending, and 869 to 894 MHz is used for receiving Each user has a bandwidth of 30 kHz in each direction ... Assume there are no guard bands Solution W e shift (modulate) each of the three v oice channels to a different bandw idth, as show n in Figure 6.6 W e use the 20- to 24-kHz bandw idth for the first ... 20- to 24-kHz bandw idth for the first channel, the 24- to 28-kHz bandw idth for the second channel, and the 28- to 32-kHz bandw idth for the third one Then w e combine them as show n in Figure...

Ngày tải lên: 16/02/2014, 20:20

... relaxation, and these differences create the contrast between different structures, and the contrast between normal and abnormal tissue, seen on MRI scans Chapter 6: Applications in Medical and Biology ... angle between moments and easy axis Chapter 6: Applications in Medical and Biology Magnetic Material Engineering Magnetic anisotropy Chapter 6: Applications in Medical and Biology Magnetic Material ... flip and reverse its direction The mean time between two flips is called the Néel relaxation time τN and is given by the following Néel-Arrhenius equation: Chapter 6: Applications in Medical and...

Ngày tải lên: 30/03/2014, 11:20

... MÔ HÌNH MODEL - VIEW - CONTROLLER Lịch sử hình thành mô hình Model – View - Controller 1.1 Lịch sử hình thành mô hình Model – View - Controller Mô hình Model – View - Controller trở nên thông ... đời gọi kiến trúc Model – View – Controller ( viết tắt MVC) Trong kiến trúc Model – View – Controller đối tượng đồ họa (GUI Compent) bao gồm thành phần bản: Model, View Controller Model có trách ... K2-CNTT Nghiên cứu mô hình thực thể Model -View- Controller ứng dụng xây dựng mã nguồn mở Joomla 1.2 Kiến trúc Model - View - Controller Kiến trúc Model – View – Controller tách biệt phụ thuộc thành...

Ngày tải lên: 02/04/2014, 07:20

... used for all , requests and all users • Must synchronize Very rare 44 Comparing Data -Sharing Approaches: Request • Goal – Display a random number to the user • Type of sharing – Each request should ... NumberBean(Math.random() * range)); } private RanUtils() {} // Uninstantiable class } 48 Request-Based Sharing: Input Form Random Number ... Request-Based Sharing: Results Page Random Number Random Number: ${randomNum.number}...

Ngày tải lên: 13/05/2014, 10:59

... newSqlConnection(connectionString); SqlCommand objCommand = newSqlCommand("CheckAdminAccount", objConnection); objCommand CommandType = CommandType.StoredProcedure; objCommand.Parameters.Add(newSqlParameter("@UserName", ... newSqlConnection(connectionString); SqlCommand objcommand = newSqlCommand("InsertAccount", objConnection); objcommand CommandType = CommandType.StoredProcedure; objcommand.Parameters.Add(newSqlParameter("@UserName", ... newSqlConnection(connectionString); SqlCommand objCommand = newSqlCommand("ChangePassword", objConnection); objCommand CommandType = CommandType.StoredProcedure; objCommand.Parameters.Add(newSqlParameter("@UserName",...

Ngày tải lên: 07/01/2015, 20:19

... Mỗi View chứa View Thông thường, cửa sổ cấu thành từ View Các View lớn bên gọi topView, View nhỏ bên gọi subview Trong ngôn ngữ lập trình Smalltalk, topV iew thể lớp StandardSystem View StandardSystem ... e l - View - C ontroller 44 topView := BrowserView new topView model: aBrowser; controller: StandardSystemController new; label: labeistring asString; minimumSize: 300@100 topView addSubView: ... View nhận thông báo modei.corttroller:, tự đăng ký làm phụ thuộc cùa Model, thiết lập biến controller trô đến Controller gửi thông báo view :self tới Controller để Controller thiết lập biến view...

Ngày tải lên: 27/03/2015, 13:07

... that group standards were highly effective in establishing individual worker output, and that money was less a factor in determining worker output than group standards, sentiments, and security.” ... include typical items from a specific manager’s mails, and a telephone list Important and pressing matters, such as complaints by customers and a demand for a report from a supervisor, are mixed in ... training and development have been shown to be more effective than informal or no training and development 6.3 Management Development Organizations and their environments are dynamic and constantly...

Ngày tải lên: 29/11/2015, 07:23

... collaboratively for the organisation as a whole and every unit within it; the goals are then used as a basis for planning, managing organisational activities, and assessing and rewarding contributions.’ © 2003 ... operational goals tactical plans operational plans © 2003 McGraw-Hill Australia Pty Ltd PowerPoint Goals and performance Key aspects: • Goal content • Goal commitment • Work behaviour • Other process components ... goals & plans Levels of plans: • Strategic • Operational • Tactical Recurring use: • Single use • Standing planspolicies, procedures, rules Time span of goals /plans: • Short • Intermediate • Long...

Ngày tải lên: 22/05/2016, 14:23

... displayed in & gure The mean monthly returns on IBM and the market index are 0.9617% and 1.3992% per month and the sample standard deviations are 5.9024% and 6.8353% per month, respectively Hence the ... return on this portfolio and σ denote the variance Now consider adding one 99 stock, say IBM, to the portfolio Let RIBM and σ IBM denote the return and variance of IBM and let σ 99,IBM = cov(R99 ... at 0.0053, with a standard error of d b 0.0069 (= SE(α)), and the estimated value of β is 0.3278, with an standard error of b d b 0.0890 (= SE(β)) Notice that the estimated standard error of β...

Ngày tải lên: 17/12/2013, 15:17

... Bearing adjustment This screw arrangement is a handy way for providing bearing adjustment and overload protection Rapid and slow feed With left- and right-hand threads, slide motion with the nut locked ... 0.4—A linear spring rate and high load resistance with small deflections For height to spring ratios between 0.8 and 1.0—An almost linear spring rate for fasteners and bearing and in stacks For rations ... bearings—such as the ball and roller bearings and of sliding bearings—which include sleeve and hydrostatic bearings Neither rolling nor sliding, flexures simply cross-suspend a part and flex to allow...

Ngày tải lên: 22/10/2012, 14:26

... passband is < F < Wp, the stopband is Ws < F < 1, and Wp < Ws For highpass filters, the normalized frequency range of stopband is < F < Ws, the passband is Wp < F < 1, and Wp > Ws For bandpass and ... passband and a monotonic characteristic in the stopband (see Figure 6.7a) The family of type II Chebyshev filters contains both poles and zeros, and exhibit a monotonic behavior in the passband and ... Chebyshev type II, and elliptic filters, respectively The parameters Wp and Ws are the normalized passband and stopband edge frequencies, respectively The range of Wp and Ws are between and 1, where...

Ngày tải lên: 28/10/2013, 05:15

... the crate does not move We push harder (frame c) and harder (frame d) and the crate still does not move Finally we push with all our strength and the crate moves (frame e) The free body diagrams ... frictional force As we increase F , f s also increases and the crate remains at rest When F reaches a certain limit the crate "breaks away" and accelerates to the left Once the crate starts moving ... Its magnitude is constant and is given by the equation: f k = µk FN µk is known as the coefficient of kinetic friction We note that: f k < f s ,max Note 1: The static and kinetic friction acts...

Ngày tải lên: 13/12/2013, 05:15

... in_package The code written in sections (or other component sections that contain Perl code) must be compiled in the context of some package, and the default package is HTML::Mason::Commands To ... blocks, and so on), sections for special Mason directives ( blocks, blocks, and so on), and plain text sections (anything outside the other two types of sections) The Perl and text ... use return statements Cleanup code is usually better placed in an autohandler or similar location An alternate trick is to create objects in your preamble code and rely on their DESTROY methods...

Ngày tải lên: 14/12/2013, 12:15

... script(s), and updating the package information that it maintains internally (storing this information using RDF) The relationship of the packaging, installation, and registration and all pieces ... the manifests and other necessary files Then the Installation section shows how you can put your package in a XPI file and create installation script(s) so it can be distributed and installed ... later The package manifests for content and new applications which may include new content, skin, and locale information have an identical syntax and a very similar structure, as you will...

Ngày tải lên: 14/12/2013, 12:15

... complicated, install scripts may set up and arrange target directories in more specific ways, more error checking, and include variables to make the code more readable and reusable, as seen in the longer ... privileges and which is always installed in a particular location, you can leave out the XPI and its internal installation script altogether and use a trigger script like Example 6-13 and a regular ... download and installation of files in the package and registration of that software with the chrome registry Install scripts use functions from the XPInstall API to install the files and functions...

Ngày tải lên: 14/12/2013, 12:15

... and mozicon50.xpm Many utilities, such as the GIMP, PaintShopPro, and Xview, can transform images from other common formats 6.5.1.3 Macintosh The Macintosh BNDL resource (OS icons for files and ... method and its improvement 6.4 Finishing Things Up We dealt with the xFly example earlier in this chapter and then discussed general information about file formats, installation scripts, and xpinstall ... id="uninstall-item" label="Uninstall xFly" oncommand="unInstall("xfly")" /> This menuitem should have access to a JavaScript file and contains the following code: include("chrome://jslib/install/uninstall.js");...

Ngày tải lên: 14/12/2013, 12:15

Ngày tải lên: 14/12/2013, 12:15

... to Southwell and Vaisey’s (1946) except near the brink, where they found hb = 0.676 hc 1.0 h hc - 1.0 0.5 - 0.5 0.5 0.0 x hc 1.0 1.5 - 0.5 Southwell and Vaisey (1946) Hay and Markland (electrolytic ... structures and in laboratory models It appears to be a safe and reliable design within the limits of initial velocity and flow intensity of the structures tested: velocities up to 33 m/s and unit ... first, the brink itself, and the falling jet, which we may call the “head” of the overfall; and second, the base of the overfall where the jet strikes some lower bed level and proceeds downstream...

Ngày tải lên: 20/12/2013, 19:15

... of f and g and the noise covariances Given observations of the (no longer hidden) states and outputs, f and g can be obtained as the solution to a possibly nonlinear regression problem, and the ... matrices A and B multiplying inputs x and u, respectively; and an output bias vector b, and the noise covariance Q Each RBF is assumed to be a Gaussian in x space, with center ci and width given ... admit exact and efficient inference (Here, and in what follows, we call a system linear if both the state evolution function and the state-to-output observation function are linear, and nonlinear...

Ngày tải lên: 23/12/2013, 07:16