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How to execute Oracle ...
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sampleput this in a file, for example, test.sql.DECLAREBEGINDBMS_OUTPUT.PUT_LINE('begin!');END;then in sql.SQL> @filename >/Note: Type a slash!!then it executes.for DBMS_OUTPUT.PUT_LINE('in loop'), if it doesn't out put the string, pls type:SQL> set server_output onthen it should work.
Oracle Sql Commmands
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select table_name from user_tables; //list all tables belonging to the userselect sdo_version from dual;//get oracle spatial versionselect table_name from user_tables where table_name like 'TB%';//select distinct data_type from user_tab_columns;//get datatype that used in DB.select count(coord_dimension) from tb_dictionary where coord_dimension=3;select distinct index_name from user_indexes where index_name like 'LINE3%';select * from user_indexes where index_name like 'LINE3D_C1';select * from user_ind_columns where table_name='LINE3D_GEO';
ORA-00911 wired proble...
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when you continue to get an error, ORA-00911 : invalid character. and you are sure the same sql works in sql plus, please get rid of the semi-colon from the end of the SQL statement and it should work fine.
Head First Design Pate...
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The book was written by Eric Freeman and Elisabeth Freeman. A very famous book in design pattern. I begin reading this book recently, and I plan to post some notes which I valued very much in my later development.
Javascript Memory clea...
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a site introduce the memory management for javascript.http://jibbering.com/faq/faq_notes/closures.html
hexidecimal javascript
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javascript iframe virus
GetExactPositionForCur...
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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd[1]"><html xmlns="http://www.w3.org/1999/xhtml[2]" ><head> <title>Untitled Page</title> <script type ="text/javascript" > function OnMouseMove(e) { var moveDiv =document.getElementById ("MoveDiv"); moveDiv.style.left=e.clientX+'px'; moveDiv.style.top=e.clientY+'px'; window.status ="clientX:"+e.clientX+" clientY:"+e.clientY; var pos={x:e.clientX,y:e.clientY}; var point=getRltPos(pos,moveDiv); moveDiv.style.left=point.x+'px'; moveDiv.style.top=point.y+'px';// moveDiv.style.left=e.layerX+"px";// moveDiv.style.top=e.layerY+"px"; }//initial value of pos={x:0;y:0}//absolute postion that you want element to display, uses window as reference//html element that want to set it's position.function getRltPos(pos,obj) { if (obj!=null&&pos!=null) { //we need to caculate all left and top length of parent element, and subtract this value. if(obj.parentNod
Sample that roll down ...
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this sample shows you how to make an automatically roll down div :)
FAQ and Resource for L...
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FAQ of Linux

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