cursor codes

Today's simple summary of the use of cursor (cursor/cursor) in Pl/sql.I believe that many DBAs who do development or maintenance have encountered similar problems when looking for a job: simply describe the type of cursor, the difference between a

Reference one, explicit cursorExplicit is relative to the implicit cursor, there is a clear statement of the cursor. The declaration of an explicit cursor resembles the following (verbose syntax participates in Plsql ref doc):Cursor cursor_name

The following is the commonly used ANSI control code found. However, I have never succeeded in saving the control code and restoring the cursor position. I first use/033 [s to save the current cursor position, and then use/033 [X; YH to set the

Display.h[CPP]View Plaincopy /************************************************************* Filename:display.h Filefunc: Control screen display information and cursor status header file version:v0.1 Author:sunrier date:2012-06-09

A simple text editor implemented by the assembler, with detailed comments in the code.Ideas and Details:(1) In the center of the screen to initialize a piece of area, and positioning the cursor, the use of No. 16th Interrupt No. 0 function is stored

Printf output color and ANSI control code (highlighted, underlined, flickering, cursor position, clear screen, etc)Adding special effects such as colors to the printf output can make the printed information clearer and be particularly useful in

Application: Refer to all the field name codes of the data table on the web, use cursors to generate all field names of the specified single table followed by commas for the list of field names separated by the select comma from the string and other

JavaScript event events and getting the mouse cursor-- JavaScript event events and getting the mouse cursorJavaScript event events and getting the mouse cursor Solid #CCCCCC "> Latest news [close] Color= ' Red ' >10 month 23rd Windows host

In Windows 8 and Windows Phone application development, you often need to customize some Windows Store application style themes. The following lists some commonly used color themes and Their encoding for your convenience during development. Windows 8

Why are the codes of the two readdir loops different? You can only obtain part of the file in the previous section. $ Han2 = opendir ('dir '); While (readdir ($ han2 )! = False ){ Echo readdir ($ han2 ); Echo" "; } Closedir ($ han2 ); This section