cách lập trình ứng dụng cho android

Ngày tải lên: 09/07/2014, 21:28

Ngày tải lên: 23/04/2014, 14:58

... 1.5. Khi nào thì nên sử dụng UDP Rất nhiều ứng dụng trên Internet sử dụng UDP. Dựa trên các ưu và nhược điểm của UDP chúng ta có thể kết luận UDP có ích khi:  Sử dụng cho các phương thức truyền ... thiết lập giá trị tùy chọn của socket. 4. Nhận các gói tin Trước khi một ứng dụng có thể đọc các gói tin UDP được gửi bởi các máy ở xa, nó phải gán một socket với một cổng UDP bằng cách sử dụng ... s.toUpperCase(); dp.setData(s.getBytes()); Sưu tầm bởi: www.daihoc.com.vn 171 Chương 7 Lập trình ứng dụng cho giao thức UDP 1. Tổng quan về giao thức UDP TCP/IP là một họ các giao thức được...

Ngày tải lên: 02/10/2013, 21:20

... dismissModalViewControllerAnimated:YES]; You could design your own modal view controllers for when you want to have users make a choice before returning them to their regular program. More commonly, you’ll use picker controllers ... ViewController within your program. 15.3 Using the flipside controller To create a flipside controller, choose the Utility Application template when you start a new proj- ect. It will create a small ... also do some slightly more complex things, either during setup or at runtime. At setup you can choose to create a navigational hierarchy and push a user into it before he or she takes any actions....

Ngày tải lên: 18/10/2013, 00:15

... You’re placing buttons on the toolbar that call three methods: choosePic: , takePic: (when a camera’s available), and savePic: . choosePic: C and takePic: D are similar methods. Each ... integrated into the rest of your application, it’s a pretty good choice—it often works well for video, but it’s a somewhat more questionable choice for audio. The Media Player framework includes two ... [[UIBarButtonItem alloc] initWithBarButtonSystemItem:UIBarButtonSystemItemAction target:self action:@selector(choosePic:)]; UIBarButtonItem *camButton = [[UIBarButtonItem alloc] initWithBarButtonSystemItem:UIBarButtonSystemItemCamera...

Ngày tải lên: 24/10/2013, 18:15

... within a graphical context. You only “paint” a path when it’s complete, at which point you can choose to either fill it or stroke it. Many of the functions required to define and draw paths ... array Applies the transformation 392 C HAPTER 19 Graphics: Quartz, Core Animation, and OpenGL include anchorPoint , backgroundColor , opacity , position , transform , and several others. This means ... graphical contexts from you as a programmer. Now that you’re fully immersed in Quartz, you can choose to use the Core Graphic functions instead. THE IMAGE FUNCTIONS There are two major Core...

Ngày tải lên: 24/10/2013, 18:15

... method has its own advantages, and we continue to think that web development is often a better choice when you’re interacting C 422 C HAPTER 20 The web: web views and internet protocols with ... iPhone web apps using HTML , CSS , JavaScript, and the dynamic programming language of your choice. As we said at the time, web devel- opment is one of two major ways that you can program ... the user touches the web view, but we wanted to show the UIWebView delegate meth- ods, so we chose this slightly more circuitous route. And that’s it—a simple web thumbnail program, as shown...

Ngày tải lên: 29/10/2013, 01:15

... mechanism special- ized for searches UISegmentedControl UIControl A control for making one of sev- eral choices UISlider UIControl A control for setting discrete values Table A.1 A listing of the most ... CSR , download a certificate, and download a provisioning profile. From that point, the member can choose to compile onto a device rather than to the iPhone Simulator by changing the pop-up window...

Ngày tải lên: 29/10/2013, 01:15

... over wi-fi, but that can be pushed much higher on a good network. Multiple streaming rates always choose the optimal method for the current network interface—which brings us to the ques- tion of ... we’ll look at more of the differences between web develop- ment and the SDK so that you can better choose which of them to use for any individ- ual development project. 10 CHAPTER 1 Introducing the ... Mode Figure 1.1 The iPhone supports two dramatically different views, landscape and portrait. Choosing between them is not just a question of which is easier to read, but also requires thinking...

Ngày tải lên: 21/01/2014, 23:20

... end-all of iPhone software. We feel there are genuinely places where web development is a bet- ter choice. We’ll argue the reasons that you might select web development over SDK right here, in ... have to look great. You can develop them quickly using the web and then your administrators can choose whether to input data from their iPhones or from their desktops. Conversely, you want to...

Ngày tải lên: 21/01/2014, 23:20

... what it looks like. You’ll be able to choose whether to have status-like bars or bottom bars depending on the needs of your program. Once you’ve made a choice, you can just pick the right class ... Generally, you shouldn’t have to change these last three values for redeveloped web pages, as a viewer choosing how your page looks is what the web is all about. However, if there are good UI reasons ... controlling scalability or if you think a page looks particularly bad at certain scales, you may choose to modify them. On the other hand, you probably should turn scaling off for web apps, as...

Ngày tải lên: 21/01/2014, 23:20

... animate changes between styles 56 CHAPTER 4 Advanced WebKit and textual web apps First, you might choose to build a textual web app, which is an application that is largely built on the fundamentals ... Apple’s WebKit. We’ll be discussing this programming method in this chapter. Second, you might choose to build an iPhone- UI web app, which is an application with a user interface that looks ... we’ll also cover i UI, a programming library meant to make this task easier. Third, you might choose to build a graphical web app, which is an application that pushes the boundaries of web...

Ngày tải lên: 21/01/2014, 23:20

... class="group">Entered <? echo $recent[$i][entrydate]; ?> <? } $lastdate = $recent[$i][entrydate]; ?> <li> <a href="display-entry.phtml?mainid=<? echo $recent[$i][mainid]; ... $recent[$i][mainid]; ?>" target="_self"><? echo $recent[$i][title]; ?></a> <i><? echo $recent[$i][authors]; ?></i> <? } ?> </ul> </body> [XHTML?] You ... (see table 5.4). You’ve already seen the majority of these attributes. The cancel and submit anchor types both appeared in our dialog box, though they can appear in any type of form. They give...

Ngày tải lên: 21/01/2014, 23:20

... overlap. lighter Blending choice Where the shapes overlap, the color value is added. darker Blending choice Where the shapes overlap, the color value is subtracted. xor Blending choice Where the shapes ... of each other. Value Type Summary source-over Stacking choice New shapes are drawn on top of existing content. destination-over Stacking choice New shapes are drawn behind existing content. copy New ... be drawn. With createLinearGradient you’re defining a Table 6.4 By setting variables, you can choose how your fills and strokes look. Property Type Value Summary fillStyle Style variable CSS3...

Ngày tải lên: 26/01/2014, 18:20

... a few minutes in Dashcode. Step Description 1. Create a project. Select File > New Project. Choose a Custom project. 2. Create a gauge. Drag a gauge from the Parts library to the top center ... include a left-rounded push button, a push but- ton, and a right-rounded push button. You can choose to put these buttons in one of two places. First, you could opt to place them in a header. ... buttons rounded corners (15px) and the middle button unrounded corners (0px). Finally, you may choose to change the color of the text and the button background for the current page. Once you’ve...

Ngày tải lên: 26/01/2014, 18:20

... variety of tools for debugging. After you install Firebug, you can activate it at any time by choosing Open Firebug from among your Firefox tools. When you do that, a panel will appear along ... browser to see how your iPhone web pages really work. On the Macintosh you’ve got three great choices—Safari, Firefox, and the iPhone Simulator. Each has its own debug- ging advantages. 8.2.1 ... Develop menu. If the Develop menu doesn’t appear, you can activate it in the Safari preferences: choose the Advanced tab, and check the “Show Develop Table 8.1 Setting up your local Macintosh...

Ngày tải lên: 26/01/2014, 18:20

... lot like whatever language you’re familiar with. However, it may vary from your web language of choice in how it deals with some big-picture areas, such as declarations, memory management, file ... elements C is full of other features that may or may not have turned up in your programming language of choice. Among them are symbolic constants (which are permanent decla- rations, typically used to...

Ngày tải lên: 26/01/2014, 18:20

Ngày tải lên: 26/01/2014, 18:20

Ngày tải lên: 26/01/2014, 18:20

Ngày tải lên: 26/01/2014, 18:20