bringing ruby to java

Ngày tải lên: 06/03/2014, 20:20

Ngày tải lên: 06/07/2014, 15:16

Ngày tải lên: 06/07/2014, 15:21

... experiments with JavaScript, you can sometimes use the javascript: URL pseudoprotocol to evaluate a JavaScript expression and return the result. A JavaScript URL consists of the javascript: protocol specifier ... techniques that make it easy to experiment with JavaScript. The most obvious way to explore JavaScript is to write editor has a complete development environment; there is no need to buy or download special-purpose ... to HTML form to allow the user to enter his order and could use JavaScript to read the in from that form in order to compute the cost of the order, the sales tax, and the shipping charge. JavaScript...

Ngày tải lên: 05/10/2013, 13:20

... BSD-based UNIX to System V Release 4–based UNIX , from OpenWindows to Motif, from PC to UNIX to Macintosh (or some combination thereof), and between various other alternatives, too numerous to mention. ... and reference to the java. awt pack- age (including java. awt.image , java. awt.event , java. awt.datatransfer , and java. awt.peer ). It assumes that you’re already familiar with the Java language ... C HAPTER 1: A BSTRACT W INDOW T OOLKIT O VERVIEW Text Area North East South Button Label Button Button Button Button Button BorderLayout Panel FlowLayout Panel GridLayout Panel Figure 1–15: Components...

Ngày tải lên: 14/12/2013, 12:15

... the button to popup an alert message that says Hello "The name typed in" followed by an exclamation mark. To make this button function we need to add the onClick event to our ... development tool www.hotmetalpro.com i Chapter 1 - Introduction to JavaScript programming 1 JavaScript versus JAVA 2 Interpreted programs vs. Compiled programs 2 Why Learn JavaScript ... JavaScript 3 What you can use JavaScript for 3 About JavaScript 3 Review Questions 4 Summary 5 Chapter 2 - JavaScript Syntax 6 Inserting Client Side JavaScript into an HTML Page 7 Syntax...

Ngày tải lên: 15/12/2013, 02:15

... the button to popup an alert message that says Hello "The name typed in" followed by an exclamation mark. To make this button function we need to add the onClick event to our ... support newer versions of JavaScript. Browser Version Netscape Navigator Microsoft Internet Explorer 2 JavaScript 1.0 Not Supported 3 JavaScript 1.1 JavaScript 1.0 4 JavaScript 1.2; not full ... and stored in a variable named sum. 4. The value of sum is returned back to the mainProgram function and stored in the variable named total. 5. The value of total is then displayed to user...

Ngày tải lên: 21/12/2013, 04:18

... the bottom of your brow- ser window. All you have to do is to assign a string to window.status. The following example shows you two buttons which can be used to write to the statusbar and to erase ... I NTRODUCTION TO J AVA S CRIPT â 1996, 1997 by Stefan Koch About this tutorial Online version This tutorial is an introduction to JavaScript. I have started this tutorial as an online tutorial whe- re ... Layers and JavaScript Now we are going to access layers through JavaScript. We want to start with an example where the user can push a button in order to hide and show a layer. First we have to know...

Ngày tải lên: 21/12/2013, 04:19

... discuss JavaScript include: ❍ Obscure/Inquiry JavaScript List To join, send e-mail to javascript-request@inquiry.com with message body subscribe. ❍ JavaScript Mailing List To join, send e-mail to ... to pronounce it right (“gamma-lahn”), and you’re on your way to geekdom! JavaScript Index While Gamelan is Java- generic (it covers both Java and JavaScript), the JavaScript Index is devoted to ... programming. All you need is a Java- enabled browser to view Java programs, and the Java Developers Kit to design them (it’s available for free from Sun’s Java Home Site, http:/ /java. sun.com/). And, as...

Ngày tải lên: 21/12/2013, 05:17

... with JavaScript, you must be able to use a text editor or HTML editor, and a Web browser. You’ll use these tools to code your scripts. Text Editors A number of text editors and HTML editors support ... on the road to becoming a JavaScript coder! Online Resources To find additional information online to help you with JavaScript, here are some useful resources: ● A place to find tutorials with ... do I need to know about using a text editor? Answer: Basically, you only need to know how to type plain text into the editor, save the file with an .html or .htm extension, and be able to open...

Ngày tải lên: 17/01/2014, 07:20

... Program import java. awt.Graphics; import java. awt.Color; import java. awt.image.ImageConsumer; import java. awt.Image; import java. awt.MediaTracker; import java. net.URL; import java. net.MalformedURLException; import ... deliver any data to the ultimate consumer. To use an ImageFilter, you pass it to the FilteredImageSource constructor, which ser ves as an ImageProducer to pass the new pixels to their consumer. ... and store[][]). We read red, green, and blue components from row[], converting Java s signed bytes to unsigned data by adding 256 to any negative values; finally, we pack these compo- nents into...

Ngày tải lên: 21/01/2014, 06:20

... an AWTError if it is executed with this command: java -Dawt.toolkit=foo throwme The error occurs because the Java interpreter tries to use the toolkit foo, which does not exist (assuming that ... classes in java. awt; you may, however, find it convenient to throw AWTException within your own code. IllegalComponentStateException is another Exception subclass, which is new to Java 1.1. This ... AWTException to indicate a problem. Using AWTException is slightly preferable to creating your own Excep- tion subclass because you do not have to generate another class file. Since it is a part of Java, AWTException...

Ngày tải lên: 21/01/2014, 06:20

... don’t stop an audio clip, the user will have to exit the browser to get the sound to stop playing. Applets can play audio clips simultaneously. Based upon the user’s actions, you may want to play ... a Vector of AudioStreams) as its sole parameter. The construc- tor converts the sequence of audio streams into a single stream to be played in order. An example follows: Vector v = new Vector ... since it loops back to the beginning on end-of-file. 14.5 AUDIO IN APPLICATIONS 485 10 July 2002 22:23 java. awt.Componentjava.lang.Object java. awt.Container java. awt.Panel java. applet.Applet Figure...

Ngày tải lên: 21/01/2014, 06:20

... by the Java environment to be sun.awt.win32.MToolkit (Java1 .0) or sun.awt.windows.MToolkit (Java1 .1). On the Macintosh platform, this is overridden by the environment to be sun.awt.macos.MToolkit. ... upon to do its magic. 10 July 2002 22:23 500 CHAPTER 15: TOOLKIT AND PEERS Button Native Button (peer object) Toolkit createButton() Java- Land addNotify() Real World Figure 15–2: Creating a Button ... provides a Toolkit for Windows NT/95 (sun.awt.win32.MToolkit [Java1 .0] or sun.awt.windows.MToolkit [Java1 .1]), Solaris/Motif (sun.awt.motif.MToolkit), and Macintosh (sun.awt.macos.MToolkit). Although the Toolkit...

Ngày tải lên: 21/01/2014, 06:20

... be: application/x -java- serialized-object java. util.Vector In addition to the content type, a DataFlavor also contains a presentable name. The presentable name is intended to be more comprehensible to humans ... missing from Java 1.0 was the ability to access the system clip- board. It was impossible to cut and paste data from one program into another. Java 1.1 includes a package called java. awt.datatransfer ... has been added to rep- resent Java classes; the content type of a Java object is: * application/x -java- serialized-object <classname> For example, the content type of a Vector object would...

Ngày tải lên: 21/01/2014, 06:20

... dispose() to send the page to the printer: printAll(pg); pg.dispose(); // This is like sending a form feed 4. Clean up after yourself: pjob.end(); The following code summarizes how to print: // Java ... getPrintJob() modifies it to show the actual options used to print the job. You can use the modified properties sheet to find out what prop- erties are recognized on your system and to save a set of printing ... parame- ter to methods like paint(), print(), update(),orprintAll() to print a sin- gle page. (All of these methods result in calls to paint();inpaint(), you draw whatever you want to print on...

Ngày tải lên: 21/01/2014, 06:20

... following packages: ã java. applet (Chapter 18, java. applet Reference) ã java. awt (Chapter 1, java. awt Reference) ã java. awt.datatransfer (Chapter 20, java. awt.datatransfer Reference) ã java. awt.event ... example, the Button class contains seven public methods, none of which happens to be setFont(). The font used to display a button’s label is certainly settable—but to find it, you have to look in the ... Reference) ã java. awt.event (Chapter 21, java. awt.event Reference) ã java. awt.image (Chapter 22, java. awt.image Reference) ã java. awt.peer (Chapter 23, java. awt.peer Reference) Within each package,...

Ngày tải lên: 21/01/2014, 06:20

Ngày tải lên: 21/01/2014, 06:20

Ngày tải lên: 21/01/2014, 06:20