1. After the list selection, get the text content directly and get the value of the button that should be displayed after the selection.2. After the value value with a space, you can use. Strip () to delete the front and back spaces to assert3. Some values after the value need to convert the type to assert success4. Problems with the checkbox and the traversal of the pagingEach time the checkbox is clicked or the page number is clicked, the pages are
to IdeaIf it is much easier to add the JAVAP command to the compiler to view the bytecode file, here's how to add the JAVAP command to idea:(1) Open the Setting menu,(2) Find the Extension tool in the tool click Open,(3) Click the Green Plus button in the upper left corner of the left area to pop up an edit box like this, enter as prompted,(4) Click OK after completion, click on the setting window of apply and OK, to here has completed the JAVAP command to add,(5) View the added commands and ru
1. Possible user expression requirements information is not clear, this time needs to be based on the user's words and words to understand, the user made assumptions clearly explained, especially the conflict prone parts.2. The knowledge and terminology of the user is different from that of the technician, and this is the time to understand the process of thinking that users use to express their needs.3. Sometimes in the interview, some problems will
In conducting customer interviews, the most common problem is that neither the client nor the developer can achieve a good consensus, or the customer is unable to fully express their desire for product demand, resulting in a vague demand.For example, in the development of a Web page function, the customer wants a floating human window, and 24 hours of online, this development team has a certain technical requirements and manpower to complete, very troublesome, or users want to add a scoring syst
interview, try to explain the user's questions clearly, in order to clarify the user is not clear but want to join the needs of information.question three: users simply want to let developers understand their needs through simple methods and instructions, rather than spend too much time discussing them in detail. Solution: Investigators should gather information about the users in advance of the interview, adjust the scope of the collection of requirements information, and avoid discussing spec
lot of time, and may fail, let the customer understand the risk.How to handle multiple requirements conflicts:1: First of all, the consultation between the customers, to find a solution that everyone can accept.2: If the above conditions can not be achieved, then for the needs of the conflict to do a survey, the need to prioritize, select a high priority.3: If it is still not possible, try to innovate a new approach to satisfy the essential needs of both parties, but it is often difficult to ac
data;SelectNg-model= "Glass"ng-options= "O.id as o.name for o in num"class= "Ng-pristine ng-valid ng-not-empty ng-touched"> optionvalue="?"selected= "Selected">option> optionlabel= "One"value= "Boolean:true">Oneoption> optionlabel= "both"value= "Boolean:false">Bothoption>Select>SelectNg-model= "Glass"ng-options= "O.id as o.name for o in num"class= "Ng-pristine ng-untouched ng-valid ng-not-empty"> optionvalue="?"selected= "Selected">option> optionlabel= "One"value= "Number:1">Oneo
("path");
Parse path
String fname = Myfile.getfilename ();
String name = Myfile.getname ();
name = new String (name.getbytes ("iso-8859-1"), "Utf-8");
Encapsulating files
File File = new file (path,fname);
if (!file.exists ()) {
Req.setattribute ("msg", "The resource you want to download does not exist");
return "f:/day22/msg.jsp";
}
int cnt = MYFILE.GETCNT ();
/*
Where the CNT property of the myfile type is integer int cnt = myfile.getcnt ();
* MYFILE
JSP page Chinese input, to controller garbled, this time need to be set to add a coded filter in the Web. xml file to unify the encoding to UTF-8. Code: Problems encountered in Web development practice--spring MVC Chinese garbled
Title One: Write two threads, one thread prints 1~52, another thread prints the letter a~z. The print order is 12a34b56c ..... 5152Z. Requires the use of communication between threads. Package test;Import Java.lang.Thread;Class printer{private int index = 1;Public synchronized void print (int n) {while (index%3==0) {try{Wait ();/* The Notify method that calls this object in other threads money, causing the current thread to wait */}catch (Exception e){E.printstacktrace ();}}System.out.print (ind
Spent a morning reading [reprint]node Getting Started» A comprehensive node. JS TutorialAccording to the inside of the demo itself manual implementation process or need to write questions, special finishing in this.(1) One is the directory that adds node.exe on path C:\Program Files\nodejs, (added automatically)(2) One is to increase the environment variable Node_path, the value is C:\Program files\nodejs\node_modules (the environment variable does not seem to be necessary.) )But C:\Documents an
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