2008年12月29日 星期一

Lab Web Stress Test

1. Download Stress Test
2. Take a look at the user manual.
3. Test a static page.
Try combinations of stress levels and stress multipliers to simulate 10 users and 100 users.
4. Test a dynamic page.
Try combinations of stress levels and stress multipliers to simulate 10 users and 100 users.
5. Compare the response time of both pages and explain why.


動態網頁:因為靜態網頁的code運算部份較動態網頁來的簡單,故處理速度較快,所能夠承載的負荷較高,回應速度較快。



動態網頁:因為動態網頁的code運算部份較靜態網頁來的複雜,故處理速度較慢,所能夠承載的負荷較低,回應速度較慢

Lab Site Traffic Metrics

1. Enter Sitemeter.
2. Put a Sitemeter in your own blog.
2. Check the site meter to see the daily traffic chart, the recent visitors by locations.





Lab: Packet Sniffer

1. Install Protocol Analyzer Ethereal at http://www.wireshark.org/
2. Capture the packets at your Ethernet interface card.
3. Enter a login required website that you often go to, such as web mail. Don't use the real account or password.
4. Try to catch the packet that contains the password.

2008年12月22日 星期一

Lab: Drap and Drop

1. Go to Laszlo and enter (Laszlo in 10 minutes).
2. Study and play around the "drag-and-drop" example.
3. Use this method to control movie playing as in the previous lab.
4. If you drag and drop the photo to the "play" area, the movie plays.
5. If you drap and drop the photo to the "pause" area, the movie pauses.



[canvas]

[text x="5" y="5"]
Drag picture between shopping cart and wishlist
[/text]

[view y ="30" ]
[simplelayout axis="x" spacing="5"/]
[view id="cart" bgcolor="#666699"
height="100" width="125"]
[text fgcolor="#FFFFFF"
x="5" y="5" ]Play[/text]
[/view]
[view id="wish" bgcolor="#666699"
height="100" width="125"]
[text fgcolor="#FFFFFF"
x="5" y="5" ]Pause[/text]
[/view]
[/view]

[view x="${cart.x+10}" y="${cart.y+55}"
resource="cd_cover.jpg"
onmousedown="dragging.apply()"
onmouseup="dragging.remove(); stop()"]

[dragstate name="dragging"/]

[method name="stop"]
if (this.x]wish.x) {
this.animate("x", wish.x+10, 300);
this.animate("y", wish.y+55, 300);
videoplayer.stop();
} else {
this.animate("x", cart.x+10, 300);
this.animate("y", cart.y+55, 300);
videoplayer.play();
}
[/method]
[/view]

[view x="10" y="140"]
[view id="videoplayer" play="true" resource="http:jfk.swf"][/view]
[/view]

[/canvas]

Lab: Movie Player

1. Go to Laszlo and enter (Laszlo in 10 minutes).
2. Study and play around the "scripting" and "video" examples.
3. Use this script to control movie playing.
4. If you push the "pause" button, the movie pauses.
5. If you push the "resume" button, the movie resumes.



[canvas]
[button width="50" x="60" y="50" onclick="videoplayer.play()"]Play[/button]
[button width="50" x="120" y="50" onclick="videoplayer.stop()"]Pause[/button]
[view y="75" id="videoplayer" play="true" resource="http:jfk.swf"][/view]
[/canvas]

2008年12月15日 星期一

Lab DOM

[Lab]
1. Open NVu
2. Based on the code as in http://www.scottandrew.com/weblog/articles/dom_4
write a code to generate the table of 9*9 products. (九九乘法表)

Hint: The javascript code should be enclosed by script tags.



Lab Create Image using DOM

1. Open Nvu
2. Hand code a javascript that loads an image from Internet based on
the DOM model.
3. Take a look at the sample code that shows how window.onload to load the image.
4. Use a button to load the image. Try how onclick works.






Lab XML

1. Given the RSS of Class Blog, write an XSLT fileand use Xray to generate an HTML that contains the titles of items in the RSS.

2. Open the XML file by Word and you will see the document structure.

3. View the formatted HTML file.

2008年12月1日 星期一

Lab XML (2)

1. Register and Download Xray, an XML, XSLT editor and processor.


2. Given the
Listing 1. An XML document representing the results of a soccer tournament
Listing 2. A basic style sheet for the soccer results

use the XSLT as in the Listing 2 to transform the XML file as in the Listing 1. (archive)






3. View the formatted HTML file.






4. Given the Listing 1. An XML document representing the results of a soccer tournament
Listing 3. A style sheet that computes team standings


compute the team standings in a table.








5. View the formatted HTML file.

Lab XML

1. Register and Download Xray, an XML, XSLT editor and processor.


2. Given the the XML file and XSLT file , use Xray to do the transformation of the XML into HTML. You have to replace [ with <.








3. View the formatted HTML file.