building a members only website
railsspace building a social networking website with ruby on rails phần 7 ppsx
... currently have no way of actually saving avatars, for example—but what we have presently is enough to build the pages for uploading and displaying avatars 12.1.2 Avatar upload page We’ll be giving RailsSpace ... in avatar_helper.rb, which relies on the Rails image_tag helper function: Listing 12.5 app/helpers/avatar helper.rb module AvatarHelper # Return an image tag for the user avatar def avatar_tag(user) ... an avatar is an image or other graphical representation of a particular person.1 On RailsSpace, the avatar will simply be an uploaded image It can be a picture of the user, but it doesn’t have...
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railsspace building a social networking website with ruby on rails phần 8 pps
... make the Avatar model a subclass of ActiveRecord::Base The answer is that we wanted access to the error handling and validation machinery provided by Active Record There’s probably a way to add ... simulated table names, foreign keys, and the has_many database association Adding and managing friendships will then take place through both email and web interfaces By the end of the chapter, ... user.screen_name, :password => user.password } What we want for an avatar test is something like post :upload, :avatar => { :image => image } But how we make an image suitable for posting? The answer...
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railsspace building a social networking website with ruby on rails phần 9 docx
... use a tag modifier as if it were an action, so that /specs/1;tag would respond to a PUT request and update the spec with a tag But look at it another way: Fundamentally, we are creating a tag and ... Delete7 ) operations of relational databases In contrast to the traditional controller/action/id approach, REST embraces the radical notion that there are only four actions—the four CRUD operations—which, ... this case, @blog.posts is not exactly an array—among other things, it interacts with the database in a way that no plain array could—but the “append” operation really does everything that implies:...
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railsspace building a social networking website with ruby on rails phần 10 doc
... considerations 507 Listing 17.1 config/database.yml development: adapter: mysql database: rails_space_development username: root password: host: localhost test: adapter: mysql database: rails_space_test ... One way to take some of the load off of your web and database servers is to use caching Rails has a powerful caching system to help avoid the computational and database-access expense of generating ... the way, the author provides detailed commentary and explanations to aid your understanding RAILSSPACE MICHAEL HARTL and AURELIUS PROCHAZKA ISBN: 0-321-48079-1 Ruby on Rails is fast displacing...
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![picture yourself building a website with joomla! 1.6[electronic resource] step-by-step instruction for creating a high-quality, professional-looking site with ease](https://media.store123doc.com/images/document/14/y/ob/small_oby1401382455.jpg)
picture yourself building a website with joomla! 1.6[electronic resource] step-by-step instruction for creating a high-quality, professional-looking site with ease
... control panels Assigning a User to the Database Every database must have a user assigned to it or authorized to use it After you create a database, you must associate a user with a username and password ... PHP 5.2.x and MySQL 5.0.4 Username and Password for Database After you have created the database, you must assign a username and password (U/P) that are unique to that database Joomla! needs this ... database Joomla! is written in a programming language called PHP, and it requires a MySQL database to hold the information and site configuration data Most service providers have MySQL databases...
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![joomla! 1.6 [electronic resource] a user's guide building a successful joomla! powered website](https://media.store123doc.com/images/document/14/y/aa/small_aam1401474310.jpg)
joomla! 1.6 [electronic resource] a user's guide building a successful joomla! powered website
... aware of a trademark claim, the designations have been printed with initial capital letters or in all capitals The author and publisher have taken care in the preparation of this book, but make no ... Chapter 3: Joomla! Administration Basics The term “site administration” usually means the day-to-day tasks of adding content, managing users, and making sure installed components and modules are ... Content: Articles and Editors There are two main ways to add and manage content in a Joomla site: through the frontend or backend Part of the attraction of Joomla is the ability to easily add and...
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OReilly.Building.a.Web.2.0.Portal.with.ASP.NET.3.5.Jan.2008-BBL
... entity classes, business rules, and middle-tier caching of data to reduce database roundtrips Data access layer Encapsulates database access and provides an interface that is database and data source ... internal subsystems, which deal with users, pages, widgets, etc The façade is named DashboardFacade (see Figure 2-2) Web layer Business layer Data access layer Default.aspx Dashboard Facade Database ... Database Context Figure 2-2 Default.aspx calls DashboardFacade in the business layer for all operations, which, in turn, uses workflows that work with databases via DatabaseHelper and DatabaseContext...
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Building a Sample Application Using ASP.NET AJAX
... 10:47 AM Page 226 CHAPTER 10 ■ BUILDING A SAMPLE APPLICATION USING ASP.NET AJAX Figure 10-1 An ASP NET AJAX-based stock application Understanding the Application Architecture The application ... OnActiveTabChanged="TabContainer1_ActiveTabChanged"> Basic Quote
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The Practical Guidelines for Building a Business Plan in Five Pages
... company—for example, a labor strike in a plant that was not expected or anticipated that catches management unprepared A contingency plan should address such occurrences Natural disasters are a ... operational plan sets the strategic plan into motion on a practical level Building a Business Plan in Five Pages 31 The Organizational Plan—Defining Your Corporate Structure The organizational ... will ask, “Has my management had this training? If not, see me after they have participated.” Leadership and Managership Training What I found worked well at a Midwest business-to-business catalogue...
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Building a Wealth and Prosperity Mindset
... or inclination, or a fixed state of mind So, a wealth and prosperity mindset would mean an attitude or inclination that causes us to focus on abundance It may surprise you to learn that most people ... overly-defensive can actually provoke attacks, and being overly-pessimistic can attract more and more issues that prevent us from improving our lives Rather than living with a reactive mindset, you can learn ... wealth are tucked away in a surprising place: in your greatest interests and passions Of course, simply following your passions isn’t enough You also have to find a way to make your passions pay...
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Lab 5.1.11 Building a Peer-to-Peer Network
... are directly connected The default Gateway is only required on local area networks that are connected to a router Computer IP Address Subnet mask Default Gateway PC – A 192.168.1.1 255.255.255.0 ... the two PCs a Set the IP address information for each PC according to the information in the table b Note that the default gateway IP address is not required, since these computers are directly ... they can be restored at the end of the lab These include IP address, subnet mask, default gateway, and DNS servers If the workstation is a DHCP client, it is not necessary to record this information...
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Lab 5.1.12 Building a Peer-to-Peer Network
... are directly connected The default gateway is only required on local area networks that are connected to a router Computer IP Address Subnet mask Default Gateway PC – A 192.168.1.1 255.255.255.0 ... the two PCs a Set the IP address information for each PC according to the information in the table b Note that the default gateway IP address is not required, since these computers are directly ... they can be restored at the end of the lab These include IP address, subnet mask, default gateway, and DNS servers If the workstation is a DHCP client, it is not necessary to record this information...
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Lab 5.1.13a Building a Hub-based Network
... these computers are directly connected The default gateway is only required on local area networks that are connected to a router Computer IP Address Subnet mask Default Gateway PC – A 192.168.1.1 ... PCs and the hub will be accomplished using a Category or 5e straight-through patch cable Locate two cables that are long enough to reach from each PC to the hub Attach one end to the NIC and ... the example below: Step Configure TCP/IP settings for the two PCs a Set the IP address information for each PC according to the information in the table b Note that the default gateway IP address...
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Lab 5.1.13b Building a Switch-based Network
... are directly connected The default gateway is only required on local area networks that are connected to a router Computer IP Address Subnet mask Default Gateway PC – A 192.168.1.1 255.255.255.0 ... patch cable Locate two cables that are long enough to reach from each PC to the switch Attach one end to the NIC and the other end to a port on the switch Be sure to examine the cable ends carefully ... the two PCs a Set the IP address information for each PC according to the information in the table b Note that the default gateway IP address is not required, since these computers are directly...
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Building A Windows Live CD
... data-recovery tool Also, you can have any wallpaper that you want-be it any default Windows wallpaper or even an image that you have on your hard disk The example that we will use in our article shows ... the familiar Win XP wallpaper (the one with the rolling meadows) You can also change the NU Start button to the standard Win XP Start button and Menu bar But, remember that any customization can ... will also automatically create an ISO image Now you just have to use any burning software such as Nero and burn the image on a CD Lastly, when you boot from this CD, you won’t get the familiar...
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Bài soạn chèn hình ảnh cho website
... Để tiết kiệm dung lượng website, bạn đ a hình ảnh lên server cho host miễn phí, sau copy đ a hình ảnh để đ a vào website Sau vài ví dụ đ a file hình: http://img339.imageshack.us/img339/8241/flower32ot.jpg ... theo chiều ngang Tạo đường viền cách nhấp chuôt phải vào hình, sau nhấp vào Border and shading Bạn nhận hình sau: Nhấp vào Box, Shadow, 3-D Style, color, width để l a đường viền Sau nhấp vào nút ... xem đến phần lấy đ a hình ảnh) Khi chèn hình ảnh từ web, bạn làm tương tự hướng dẫn Sau copy đ a file hình, paste vào mục File name Xin lưu ý: Dùng phím Ctrl+V để paste Sau nhấp vào nút Insert...
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Tài liệu Real-World ASP.NET—Building a Content Management System pptx
... known as personalization (Chapter covers personalization in more detail.) You can also see that the left side of the page is made up of a navigation bar You can find navigation bars (NavBars) ... arranged on a Web page for viewing A good CDA should have no real say in the layout of a content component What a CDA should is provide a way to make suggestions to the MMA about the layout and ... of any major changes to metacontent rather than an individual, as you may find in a CMA This is because any major change in the metacontent often has a significant impact on the look and feel...
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Tài liệu Lab 5.1.13b Building a Switch-based Network pptx
... are directly connected The default Gateway is only required on local area networks that are connected to a router Computer IP Address Subnet mask Default Gateway PC – A 192.168.1.1 255.255.255.0 ... patch cable Locate two cables that are long enough to reach from each PC to the switch Attach one end to the NIC and the other end to a port on the switch Be sure to examine the cable ends carefully ... the two PCs a Set the IP address information for each PC according to the information in the table b Note that the default gateway IP address is not required, since these computers are directly...
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