c programming with examples pdf

... useungetch? Exercise 4-8 Suppose that there will never be more than one character of pushback Modify getchandungetchaccordingly Exercise 4-9 Our getch and ungetch do not handle a pushed-back EOF correctly ... characters plus the terminating'\0'). 4.10 Recursion C functions may be used recursively; that is, a function may call itself either directly orindirectly Consider printing a number as a character ... part of the program within which the name can be used For an automatic variable declared at the beginning of a function, the scope is the function in whichthe name is declared Local variables of

Ngày tải lên: 06/08/2014, 09:20

... electrically non-conducting (B) wire and sample are electrically conducting (C) wire is electrically conducting and sample is electrically non-conducting (D) sample is electrically conducting ... (B) buoyancy force to viscous force (C) buoyancy force to inertia force (D) inertia force to surface tension force Trang 8Q.17 The INCORRECT statement about the characteristics of critical point ... is electrically non-conducting Q.23 Internal gears are manufactured by (A) hobbing (B) shaping with pinion cutter (C) shaping with rack cutter (D) milling Q.24 Match the following part programming

Ngày tải lên: 20/10/2021, 21:21

... 30, respectively The angular speed of Gear 5 is (A) 300 rpm counterclockwise (B) 300 rpm clockwise (C) 4800 rpm counterclockwise (D) 4800 rpm clockwise Q.12 Consider a long cylindrical tube of ... Section Changing the Optional Section : 18 After answering the chosen optional Section, partially or completely, you can change the optional Section by selecting the checkbox for a new Section ... along with a table showing the number of questions answered in each of the previously chosen optional Sections and a checkbox against each of these Sections Click on a checkbox against a Section

Ngày tải lên: 20/10/2021, 21:50

... programs dir Is dir LS cd cd cd DOWN and BACK List current directory name cd pwd cd WHERE List a program type cat cat SLiST Copy a program copy cp cp COpy Delete a program... screen editor named ... enter, compile, and execute a C program Communicating with the operating system is always accomplished using a specific set of commands that the operating system recognizes Although each computer ... cases 3 a Define a macro named CIRCUM (r) that determines the circumference... command line must be accepted as string data and converted to numerical values before multiplication.) 548 Chapter

Ngày tải lên: 12/08/2014, 09:22

... ExcludeClip to clip regions // Create a Graphics object Graphics g = this.CreateGraphics(); g.Clear(this.BackColor); // Create rectangles Rectangle rect1 = new Rectangle(20, 20, 60, 80); Rectangle ... SetClip, ResetClip, and IntersectClip methods // Create a Graphics object Graphics g = this.CreateGraphics(); g.Clear(this.BackColor); // Create rectangles and regions Rectangle rect1 = new Rectangle(20, ... the context menu click event handlers Listing 6.17 Menu item click event handlers private void CircleMenu_Click(object sender, // Create a Shape object and call // the GetRectRegion method

Ngày tải lên: 12/08/2014, 19:20

... 11.11 PaperSourceKind members Member Description AutomaticFeed Automatically fed paper Cassette A paper cassette Custom A printer-specific paper source Envelope... PrintDocument object handles printing ... PrintGraphicsItems_Click method is a menu click event handler that creates a PrintDocument object, sets its PrintPage event, and calls the Print method. The second method, PrintGraphicsItemsHandler, ... ViewImage_Click(object sender, System.EventArgs e) { // Create a Graphics object Graphics g = this.CreateGraphics(); g.Clear(this.BackColor); // Call OpenFileDialog, which allows us to browse // images OpenFileDialog

Ngày tải lên: 12/08/2014, 19:20

... Connection object accConnection is initialized with the connection string and a con-nection is executed by calling the Open() method Regularly a try … catch block should be used for this connection ... Source=C:\\database\\Access\\CSE_DEPT.accdb;" ; accConnection = new OleDbConnection (connString); DataTable faculty = ds.Tables[ "Faculty" ]; DataTable course = ds.Tables[ "Course" ]; var courseinfo ... based on the real location in which you save your database D The Connection object accConnection is initialized with the connection string and a con-nection is executed by calling the Open()

Ngày tải lên: 26/01/2014, 08:20

... Trang 1Chapter 7: Graphical Examples with Perl/Tk- P2 The do_search( ) function will take an optional $url argument, to give it an alternative place to connect to Otherwise it expects $word to contain ... "CAMBODIA", "CAMEROON", "CANADA", "CAPE VERDE", "CAYMAN ISLANDS", "CENTRAL AFRICAN REP.", "CHAD", "CHILE", "CHINA", "COLOMBIA", ... to clean up, and then we can do our lookup If we care about this $tag, then we compress all spaces in the current text string (makes the display a little bit nicer) and call the function specified

Ngày tải lên: 07/11/2013, 09:15

... "<script>window.close()</script>" ); } A B _Default cmdCancel_Click() Figure 8.9 Coding for the Cancel button ’ s Click method protected void cmdLogIn_Click( object sender, ... function stores an object, the Connection object in this case In order to access and use that Connection object stored in the Application global function, a casting ( SqlConnection ) must be clearly ... database Connection object is created with the connection string as the argument E The Connection object sqlConnection is added into the Application state function, and this object can be used

Ngày tải lên: 07/11/2013, 11:15

... sqlCommand.Connection = (SqlConnection)Application["sqlConnection"]; sqlCommand.CommandType = CommandType.Text; sqlCommand.CommandText = cmdString; sqlCommand.Parameters.Add("@FacultyName", ... button ’ s Click method. protected void cmdSelect_Click(object sender, EventArgs e) { string cmdString = "SELECT faculty_id, faculty_name, office, phone, college, title, email FROM Faculty "; ... perform the data actions in the database in the future. E. The Command object is initialized with the Connection object, Command type and Command text. protected void cmdUpdate_Click(object sender,

Ngày tải lên: 07/11/2013, 11:15

... a ConnectionStringSettingsCollection object containing the contents of the ConnectionStringsSection object for the current application ’ s default confi guration, and a ConnectionStringsSection ... ConfigurationManager.ConnectionStrings["sql_conn"].ConnectionString; SqlConnection sqlConnection = new SqlConnection(); sqlConnection.ConnectionString = cmdString; sqlConnection.Open(); if (sqlConnection.State != System.Data.ConnectionState.Open) ... AJAX, uncomment the following line // [System.Web.Script.Services.ScriptService] public class WebServiceSQLSelect : System.Web.Services WebService { public WebServiceSQLSelect() { //Uncomment

Ngày tải lên: 07/11/2013, 11:15

... $list_f->Listbox(-selectmode => 'extended', -yscrollcommand => ['set', $scroll]); $scroll->configure(-command => ['yview', $list]); $scroll->pack(-side => 'right', -fill => 'y'); $list>pack(side ... Trang 1Chapter 7: Graphical Examples with Perl/Tk- P4 Check if Servers Are up: webping For the last example, we'll build a GUI interface that will allow us to check and see if several ... LWP::Simple module to actually ping each site The code to check a site's status is as follows, where $site is a string containing a standard URL (like http://www.ora.com): Trang 2While that's

Ngày tải lên: 14/12/2013, 13:15

... WinClientSQLInsert.pdf that can be found from the folder DBProjects\Chapter 9\Doc that is located at the site ftp:// applica-ftp.wiley.com/public/sci_tech_med/practical_database For your convenience, ... process E The Command object is created with two arguments: query string and connection object The coding load can be reduced but the working load cannot when creating a Command object in this ... WebServiceSQLInsert.asmx by double - clicking on it, and change the compiler directive from CodeBehind= " ~ /App_Code/WebServiceSQLSelect.cs " to CodeBehind= " ~ /App_Code/WebServiceSQLInsert.cs

Ngày tải lên: 14/12/2013, 15:15

... publicOracleSelectResult GetOracleSelect(string FacultyName) { OracleConnection oraConnection = newOracleConnection(); OracleSelectResult OracleResult = newOracleSelectResult(); OracleCommand ... from SqlConnection to OracleConnection Also change the connection string from sql_conn to ora_conn B Change the data type of the returned connection object to OracleConnection C Change ... Service class, which is located after the accessing mode public class , and the constructor of this class from WebServiceSQLSelect to WebServiceOracleSelect Next we will perform the necessary

Ngày tải lên: 14/12/2013, 15:15

... Works” to the screen. a. Replace the skeleton text with text from LABS/p20proc.pls. b. Compile the code. Make appropriate corrections so code successfully compiles. c. Execute the procedure at the ... functions. You are already familiar with SQL functions. You call the function with actual parameters from within a SQL command, such as SELECT. Example Number Functions ROUND (1896,2) TRUNC (1892,-2) ... l20func.pls PRACTICE: p20proc.pls Modularizing Programming with Subprograms 20Ć9 Creating a Procedure Create a PL/SQL procedure to store a series of actions for later execution. The procedure can contain zero...

Ngày tải lên: 10/12/2013, 17:15

... address with bind Tell system to watch for incoming connections with listen Waits for a connection with accept or select ☞ Ä Ä Ä Ä Slide 49 Comparing packed addresses (cont.) Explanation The structure ... the use of context here disturbs you then you can explicitly call pack_sockaddr_in and unpack_sockaddr_in. ☞ ☞ ☞ ☞ Slide 8 The socket model The Server Creates a generic socket with socket Binds ... Communication protocols There are two protocols that are mainly used TCP is used with a stream socket to provide a reliable, sequenced, flow-controlled channel of communication. UDP is used with...

Ngày tải lên: 21/12/2013, 04:19

... Makefile contains: reciprocal: main.o reciprocal.o g++ $(CFLAGS) -o reciprocal main.o reciprocal.o main.o: main .c reciprocal.hpp gcc $(CFLAGS) -c main .c reciprocal.o: reciprocal.cpp reciprocal.hpp g++ ... (“The reciprocal of %d is %g\n”, i, reciprocal (i)); return 0; } Listing 1.2 (reciprocal.cpp) C+ + source file—reciprocal.cpp #include <cassert> #include “reciprocal.hpp” double reciprocal (int ... source code into machine-readable object code that can actually run.The compilers of choice on Linux systems are all part of the GNU Compiler Collection, usually known as GCC. 3 GCC also include...

Ngày tải lên: 21/01/2014, 07:20

... basic concepts and terminology of object-oriented programming.  Use common objects and references types.  Create, initialize, and destroy objects in a C# application.  Build new C# classes ... sample. xii Programming with C# Trainer Materials Compact Disc Contents The Trainer Materials compact disc contains the following files and folders:  Autorun.exe. When the CD is inserted ... Experience programming in C, C+ +, Visual Basic, Java, or another programming language  Familiarity with the Microsoft .NET strategy as described on the Microsoft .NET Web site (http://www.microsoft.com/net/)...

Ngày tải lên: 21/12/2013, 06:16

... the OdbcDataAdapter with its associated OdbcCommand and OdbcConnection objects. For Oracle databases, use the OracleDataAdapter with its associated OracleCommand and OracleConnection objects. ... Provider Database Transaction Command ExecuteReader Parameters ExecuteNonQuery ExecuteScalar DataSet DataRelationCollection ConstraintCollection DataTable DataRowCollection DataColumnCollection Your A pplication Figure 3.2 Another architecture of ADO.NET 2.0. c0 3.indd ... instance or an object based on this class. Depending on your applications, you can create a global connection instance for your entire project or you can create some local connection objects...

Ngày tải lên: 26/01/2014, 08:20

... OleDbCommand accCommand = new OleDbCommand(); SelectionForm selForm = new SelectionForm(); OleDbDataReader accDataReader; accCommand.Connection = accConnection; accCommand.CommandType = CommandType.Text; ... "Data Source =C: \\database\\Access\\CSE_DEPT.accdb;"; accConnection = new OleDbConnection(strConnectionString); try { accConnection.Open(); } catch (OleDbException e) { MessageBox.Show("Access ... DataTable accDataTable = new DataTable(); OleDbCommand accCommand = new OleDbCommand(); SelectionForm selForm = new SelectionForm(); accCommand.Connection = accConnection; accCommand.CommandType...

Ngày tải lên: 17/10/2013, 19:15