WordPress Themes and Plugins Development
We are living in the age of the World Wide Web. If people need a product or service, they no longer rummage through a hard copy of [...]
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Java Beans & Forms
<HTML> <BODY> <FORM METHOD=POST ACTION=”SaveName.jsp”> What’s your name? <INPUT TYPE=TEXT NAME=username SIZE=20><BR> What’s your e-mail address? <INPUT TYPE=TEXT NAME=email SIZE=20><BR> What’s your age? <INPUT TYPE=TEXT NAME=age SIZE=4> [...]
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How to declare JSP
<%@ page import=”java.util.*” %> <HTML> <BODY> <%! Date theDate = new Date(); Date getDate() { System.out.println( “In getDate() method” ); return theDate; [...]
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Using Scriptlets and HTML in jsp
<htmL> <body> <TABLE BORDER=2> <% int n=10; for ( int i = 0; i <n; i++ ) { %> <TR> <TD>Number</TD> <TD><%= i+1 %></TD> </TR> <% } [...]
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Using Scriptlets in JSP
JSP also allows you to write blocks of Java code inside the JSP. This block of code is known as a “scriptlet”. A scriptlet contains Java code [...]
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Displaying current time in JSP
<HTML> <BODY> Hello! The time is now <%= new java.util.Date() %> </BODY> </HTML>
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Packages in PL/SQL
CREATE OR REPLACE PACKAGE BODY emp_actions AS — body PROCEDURE hire_employee ( ename VARCHAR2, job VARCHAR2, mgr NUMBER, sal NUMBER, comm NUMBER, deptno NUMBER) IS BEGIN INSERT [...]
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Structure of PL/SQL Block
[<Block Header>] [DECLARE <constants> <variables> <Cursors> <user defined exceptions> ] BEGIN <PL/SQL Statements> [Exceptions <exception handlings>] END; BLOCK HEADER specifies whether the PL/SQL block is procedure, a [...]
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GOTO statement in PL/SQL
Example: IF result= ‘fail’ THEN GOTO fail_msg END IF; <<fail_msg>> Message (“Student is Failed’);
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While Loop in PL/SQL
Syntax: WHILE < Condition true> LOOP <Statement> END LOOP; Example: DECLARE cnt NUMBER:=0; BEGIN WHILE cnt<=10 LOOP cnt:=cnt+1; Message (‘While loop executes); END LOOP; END;
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LOOP in PL/SQL
Syntax: LOOP statements END LOOP; Example: DECLARE cntr NUMBER :=0; BEGIN LOOP cntr :=cntr +1; IF cntr>100 THEN Dbms_Output.put_line (cntr); EXIT; END IF; END LOOP;
Namaste!
Hello! This is Nirmal Gyanwali, a freelance web developer from Kathmandu, Nepal.
I am well versed with Open source CMS and portal frameworks like Joomla!, Wordpress, Drupal. If you're interested, you can contact me at info@nirmal.com.np.Thanks!
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