VB FlexGrid / Timer Controls

FLEX GRID CONTROL Steps to add a flex grid control to the project: Select Project. Components menu item. Click the controls tab in the components dialog box. Select the Microsoft FlexGrid Control entry in the components dialog box. Close...

VB Forms And Controls

PLACING THE CONTROLS ON A FORM Click the control on the toolbar. Now the control looks like a pressed push button. Place the mouse-cursor on the form at a suitable location and click. Now the control appears on the form as shown...

Function of Menu based Program

It is a Menu based program in which we ask user to give his choice. A menu is displayed in which there are options like time table, reservation, add remove route etc. The control is passes to the module which is associated with the choice selected...

RDBMS in a nutshell

In 1970, E. F. Codd developed the relational data model from which the RDBMS was born. The concept centered around tables, called relations or entities, to store data. Codd called the model “relational” after the name he used for tables, not the...

The Unix operating system

Operating system is an essential part of a computer system. There are variety of operating systems available in computer market, such as Microsoft MS-DOS, Windows, and Windows NT, IBM OS/2, UNIX, the Apple Macintosh Operating System, and DEC VMS,...

Dim flag As Boolean Dim strn As String Dim strn1 As String Dim re As Integer Dim ss1 As Boolean  Private Sub Command1_Click() Form1.Visible = False Load Form2 Form2.Visible = True End Sub  Private Sub Command2_Click() Text1.Text =...

Some Definitions of VBA in Excel

VBA newcomers are often overwhelmed by the terminology that is used in VBA. I’ve put together some key definitions to help you keep the terms straight. These terms cover VBA and UserForms (custom dialog boxes)—two important elements that are used...

Inodes In Unix

  Inodes: As we know that each and every file  in a Unix OS consist of a number by which it is uniquely identify by its file system. Such number is known as inode number or information node number.In Unix file system the disk space is allocated in...

Command Lines In Unix

  General feature of a command:A UNIX command consists of a single word generally using alphabetic characters. Since the designers created UNIX for their own use, they tried to ensure that a minimum number of keystrokes achieved the maximum amount...

Introduction to grep, egrep and fgrep In Unix

  The “grep” command:The name grep stands for global regular expression printer. The grep command is used to search more than one file for particular bit pattern globally and displays the line containing them, The syntax is:grep char_pattern...

The C Compiler & Compiler Options In Unix

The C Compiler: In UNIX and Linux operating systems, the compiler that is used to compile a C file is known as “gcc”. Here “gcc” stands for GNU C Compiler. Compiling program with gcc: ~You can use your favorite editor to write a C program....

Electronic Mail In Unix

Electronic Mail By using electronic mail, you can send messages, letters, and bio–data or any type of document to other users on the same system. We know that in the write command it is necessary that the recipient must be logged in and must not...

Perl Script to send an email

This script is a snippet which can be used to send an text email using perl programming. This is useful code for the Perl programmer which needs to automate the application as well email application in the script itself Just copy the below script...

About -->>The Evolution of Programming Languages

The Evolution of Programming Languages   The first electronic computers appeared in the 1940's and were programmed in machine language by sequences of 0's and 1's that explicitly told the computer what operations to execute and in what order....

LOOPS IN C~SHELL

Loops Like Bourne shell, the C shell also supports three loop structures The foreach loop The while loop The repeat loop The foreach Loop The general for of the foreach loop is as: foreach shell_varaible        (value1 value2 value3...

KNOWLEDGE TOUR TO C~SHELL

Introduction to C Shell Every Programmer C shell is a command language interpreter created by Bill Joy at the University of California at Berkeley. It is the standard shell, which is provided with BSD 4.1 and BSD 4.2 versions of UNIX. You can...

Something About Decision Control Structure

  Shell Control Structures Till now we have deal with sequential control instructions. In which the instruction are executed in a sequential order. But some times we have to choose the choice, like such happen when that is  true and if not then...

Transforming XML

Transforming XML If you are a backend systems developer or a systems architect, you should be seeing the value ofXML by now. A language that represents data in a vendor-neutral way, that is easy to parse, that isportable, and that you can use from...

Something About >> How To Traverse XML

  How To Traverse XML   To begin this article, we take a look at how to make the transformations dangled in front of you throughout the last article actually occur on your own local machine. This should give you a "virtual playground" where you...

The Programming Style

The Programming Style   In earlier section we saw that how a flowchart is evolved to solve a problem. The flowchart is just an aid to the programmer to plan his strategy to solve a problem A computer can not directly interpret it. A computer can...

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