Code Snippets Interview Questions
Questions Answers Views Company eMail

Declare an array of N pointers to functions returning pointers to functions returning pointers to characters?

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main() { struct student { char name[30]; struct date dob; }stud; struct date { int day,month,year; }; scanf("%s%d%d%d", stud.rollno, &student.dob.day, &student.dob.month, &student.dob.year); }

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main() { struct date; struct student { char name[30]; struct date dob; }stud; struct date { int day,month,year; }; scanf("%s%d%d%d", stud.rollno, &student.dob.day, &student.dob.month, &student.dob.year); }

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There were 10 records stored in “somefile.dat” but the following program printed 11 names. What went wrong? void main() { struct student { char name[30], rollno[6]; }stud; FILE *fp = fopen(“somefile.dat”,”r”); while(!feof(fp)) { fread(&stud, sizeof(stud), 1 , fp); puts(stud.name); } }

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Is there any difference between the two declarations, 1. int foo(int *arr[]) and 2. int foo(int *arr[2])

1 5044

What is the subtle error in the following code segment? void fun(int n, int arr[]) { int *p=0; int i=0; while(i++ 1 4534


What is wrong with the following code? int *foo() { int *s = malloc(sizeof(int)100); assert(s != NULL); return s; }

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What is the hidden bug with the following statement? assert(val++ != 0);

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void main() { int *i = 0x400; // i points to the address 400 *i = 0; // set the value of memory location pointed by i; }

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#define assert(cond) if(!(cond)) \ (fprintf(stderr, "assertion failed: %s, file %s, line %d \n",#cond,\ __FILE__,__LINE__), abort()) void main() { int i = 10; if(i==0) assert(i < 100); else printf("This statement becomes else for if in assert macro"); }

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Is the following code legal? struct a { int x; struct a b; }

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Is the following code legal? struct a { int x; struct a *b; }

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Is the following code legal? typedef struct a { int x; aType *b; }aType

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Is the following code legal? typedef struct a aType; struct a { int x; aType *b; };

1 4055

Is the following code legal? void main() { typedef struct a aType; aType someVariable; struct a { int x; aType *b; }; }

1 4298


Un-Answered Questions { Code Snippets }

What is XSNL?

341


what are the other loops except for for,while,do while and until?

2272


Which framework is best in php among Smarty, Cakephp, Joomla, Drupal, Zend or Something else...? If any then Why?

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Write a function that takes as input a binary tree, and prints out each level of the tree on a newline. For example: a / b c / / d e f will output: a b c d e f

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write a function that allocates memory for a single data type passed as a parameter.the function uses the new operator and return a pointer to the allocated memory.the function must catch and handle any exception during allocation

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what full form name of B.K.U.

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What is the code of Password Recovery or Forget your password? Plz tell in c # language.

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code to detect versions of different browsers like internet explorer, netscape, mozilla, opera etc

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Given a string=”me,I,myself”; .Using javascript only create an array out of this string and then send a POST request to the url “record.php” without reloading the page. The post key parameters should be n1,n2 and n3 respectively.

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I am attempting to work on a game panel with multi-server support, so in one of the pages there is a dropdown menu with servers on it, this is the part i am having issues with is server 1 is chosen i need access to the username running a script to server 1 chosen i need a script that will realize its been chosen and pop up below with a username thats associated with it because the users differ on each server so i choose server 1 i need a code to pull from the db and choose the user associated with the said server please help..

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how to programme using switch statements and fuctions, a programme that will output two even numbers, two odd numbers and two prime numbers of the users chioce.

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write a c program which takes 20 numbers in an array as input from user and rearrange them in two different array defining even or odd

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plzzzzzzzzz xplain this code import java.awt.*; import java.util.Date; import java.awt.event.*; import java.awt.MenuItem.*; import java.sql.*; import sun.jdbc.odbc.*; import java.io.*; public class NewConnection extends Frame implements ActionListener { Label l1,l2,l3,l4,l5,l6,l7,l8,l9,l10,l11,l12,l13; Button exit,save,bnext,top,prev,botm,ad,edit; TextField txtSvNo,txtConsNo,txtSvDt,txtConsName,txtAddr1,txtPhNo,txtCy lQty,txtCylDep,txtRegDep,txtRegQty,adr2,adr3,tot,stnry,rmrk; Date date=new Date(); String ConsName; String Addr1; public static void main(String sr[]) { new NewConnection().setVisible(true); } public NewConnection() { super("New Connection"); Statement stmt; ResultSet rs; //PreparedStatement pst; Connection con; try { Class.forName ("sun.jdbc.odbc.JdbcOdbcDriver"); con=DriverManager.getConnection("jdbc:odbc:Agency"); if (con!=null); System.out.println ("connected"); stmt =con.createStatement (); } catch(Exception e1) { System.out.println (e1); } setSize(1280,800); setBackground(Color.lightGray); setLayout(null); l1=new Label("SV NO"); l1.setBounds(260,60,90,30); l1.setFont(new Font ("TimesRoman",Font.PLAIN,15)); l1.setAlignment(Label.CENTER); add(l1); l2=new Label("CONSMR NO"); l2.setBounds(30,60,90,30); l2.setFont(new Font("TimesRoman",Font.PLAIN,15)); l2.setAlignment(Label.CENTER); add(l2); l3=new Label("SV DATE"); l3.setBounds(520,60,90,30); l3.setFont(new Font ("TimesRoman",Font.PLAIN,15)); l3.setAlignment(Label.CENTER); add(l3); l4=new Label("NAME"); l4.setBounds(30,150,45,30); l4.setFont(new Font ("TimesRoman",Font.PLAIN,15)); l4.setAlignment(Label.CENTER); add(l4); l5=new Label("ADRS"); l5.setBounds(30,220,45,30); l5.setFont(new Font ("TimesRoman",Font.PLAIN,15)); l5.setAlignment(Label.CENTER); add(l5); l6=new Label("PH NO"); l6.setBounds(500,150,45,30); l6.setFont(new Font ("TimesRoman",Font.PLAIN,15)); l6.setAlignment(Label.CENTER); add(l6); l7=new Label("CYLDR"); l7.setBounds(30,390,55,30); l7.setFont(new Font ("TimesRoman",Font.PLAIN,15)); l7.setAlignment(Label.CENTER); add(l7); l8=new Label("DEPOSIT"); l8.setBounds(320,390,65,30); l8.setFont(new Font("TimesRoman",Font.PLAIN,15)); l8.setAlignment(Label.CENTER); add(l8); l9=new Label("DEPOSIT"); l9.setBounds(320,440,65,30); l9.setFont(new Font ("TimesRoman",Font.PLAIN,15)); l9.setAlignment(Label.CENTER); add(l9); l10=new Label("RGLTR"); l10.setBounds(30,440,55,30); l10.setFont(new Font ("TimesRoman",Font.PLAIN,15)); l10.setAlignment(Label.CENTER); add(l10); l11=new Label("TOTAL"); l11.setBounds(320,480,55,30); l11.setFont(new Font ("TimesRoman",Font.PLAIN,15)); l11.setAlignment(Label.CENTER); add(l11); l12=new Label("Cur.Statn.NO."); l12.setBounds(290,550,85,30); l12.setFont(new Font ("TimesRoman",Font.PLAIN,15)); l12.setAlignment(Label.CENTER); add(l12); l13=new Label("REMARKS"); l13.setBounds (30,630,85,30); l13.setFont(new Font ("TimesRoman",Font.PLAIN,15)); l13.setAlignment (Label.CENTER); add(l13); txtSvNo=new TextField(); txtSvNo.setBounds(375,60,80,30); txtSvNo.setBackground(Color.white); add(txtSvNo); txtConsNo=new TextField(); txtConsNo.setBounds(130,60,80,30); txtConsNo.setBackground(Color.white); add(txtConsNo); txtSvDt=new TextField(); txtSvDt.setBounds(635,60,80,30); txtSvDt.setBackground(Color.white); add(txtSvDt); txtConsName=new TextField(); txtConsName.setBounds(100,150,200,30); txtConsName.setBackground(Color.white); add(txtConsName); txtAddr1=new TextField(); txtAddr1.setBounds(100,220,350,30); txtAddr1.setBackground(Color.white); add(txtAddr1); adr2=new TextField(); adr2.setBounds(100,250,350,30); adr2.setBackground(Color.white); add(adr2); adr3=new TextField(); adr3.setBounds(100,280,350,30); adr3.setBackground(Color.white); add(adr3); txtPhNo=new TextField(); txtPhNo.setBounds(570,150,150,30); txtPhNo.setBackground(Color.white); add(txtPhNo); txtCylQty=new TextField(); txtCylQty.setBounds(100,390,60,30); txtCylQty.setBackground(Color.white); add(txtCylQty); txtCylDep=new TextField(); txtCylDep.setBounds(410,390,60,30); txtCylDep.setBackground(Color.white); add(txtCylDep); txtRegDep=new TextField(); txtRegDep.setBounds(410,440,60,30); txtRegDep.setBackground(Color.white); add(txtRegDep); txtRegQty=new TextField(); txtRegQty.setBounds(100,440,60,30); txtRegQty.setBackground(Color.white); add(txtRegQty); tot=new TextField(); tot.setBounds(410,490,60,30); tot.setBackground(Color.white); add(tot); stnry=new TextField(); stnry.setBounds(410,550,60,30); stnry.setBackground(Color.white); add(stnry); rmrk=new TextField(); rmrk.setBounds(140,630,600,30); rmrk.setBackground(Color.white); add(rmrk); exit=new Button("EXIT"); exit.setBackground(Color.orange); exit.setBounds(760,700,40,40); exit.addActionListener(this); add(exit); save=new Button("SAVE"); save.setBackground(Color.orange); save.setBounds(715,700,40,40); save.addActionListener(this); add(save); bnext=new Button("NEXT"); bnext.setBackground(Color.orange); bnext.setBounds(90,700,40,40); bnext.addActionListener(this); add(bnext); top=new Button("TOP"); top.setBackground(Color.orange); top.setBounds(0,700,40,40); top.addActionListener(this); add(top); prev=new Button("PREV"); prev.setBackground(Color.orange); prev.setBounds(45,700,40,40); prev.addActionListener(this); add(prev); botm=new Button("BOTM"); botm.setBackground (Color.orange); botm.setBounds (135,700,40,40); botm.addActionListener (this); add(botm); ad=new Button("ADD"); ad.setBackground (Color.orange); ad.setBounds (300,700,40,40); ad.addActionListener (this); add(ad); edit=new Button("EDIT"); edit.setBackground (Color.orange); edit.setBounds (345,700,40,40); edit.addActionListener (this); add(edit); } public void actionPerformed(ActionEvent e) { if(e.getSource()==exit) { this.dispose(); System.exit(0); } if(e.getSource()==save) { try { Connection con=DriverManager.getConnection("jdbc:odbc:Agency"); PreparedStatement pst=con.prepareStatement("INSERT INTO NewCon values (?,?,?,?,?,?,?,?,?,?,?,?,?,?,?)"); pst.setInt (1,Integer.parseInt(txtConsNo.getText())); pst.setInt (2,Integer.parseInt(txtSvNo.getText())); pst.setString (3,txtSvDt.getText()); pst.setString (4,txtConsName.getText()); pst.setInt(5,Integer.parseInt (txtPhNo.getText())); pst.setString(6,txtAddr1.getText()); pst.setString(7,adr2.getText()); pst.setString(8,adr3.getText()); pst.setInt(9,Integer.parseInt (txtCylQty.getText())); pst.setInt(10,Integer.parseInt (txtCylDep.getText())); pst.setInt(11,Integer.parseInt (txtRegQty.getText())); pst.setInt(12,Integer.parseInt (txtRegDep.getText())); pst.setInt(13,Integer.parseInt (tot.getText())); pst.setInt(14,Integer.parseInt (stnry.getText())); pst.setString(15,rmrk.getText()); pst.executeUpdate (); con.close(); } catch(Exception e2) {System.out.println(e2);} } if(e.getSource()==ad) { int newcono=60000,newsvno=10000; System.out.println("entered if body"); try { System.out.println("entered the try:"); Connection con1=DriverManager.getConnection("jdbc:odbc:Agency"); Statement stmt1=con1.createStatement(); ResultSet rs1=stmt1.executeQuery("SELECT Cons_No,Sv_No FROM NewCon "); while(rs1.next()) { //System.out.println(rs1.getInt("Cons_No")); txtConsNo.setText(""+rs1.getInt(1)); txtSvNo.setText(""+rs1.getInt(2)); //newcono=rs1.getInt("Cons_No"); } //rs1.last(); newcono=Integer.parseInt(txtConsNo.getText ()); newsvno=Integer.parseInt(txtSvNo.getText ()); //newcono=rs1.getInt("Cons_No"); System.out.println(newcono); newcono=newcono+1; newsvno=newsvno+1; txtConsNo.setText (""+newcono); txtSvNo.setText(""+newsvno); txtSvDt.setText(""+ date); txtConsName.setText(""); txtAddr1.setText(""); txtPhNo.setText(""); txtCylQty.setText(""); txtCylDep.setText(""); txtRegDep.setText(""); txtRegQty.setText(""); adr2.setText(""); adr3.setText(""); tot.setText(""); stnry.setText(""); rmrk.setText(""); con1.close(); } catch(Exception e4){System.out.println (e4);} } if(e.getSource()==bnext) { try{ Connection con2=DriverManager.getConnection ("jdbc:odbc:Agency"); Statement stmt2=con2.createStatement (); ResultSet rs2=stmt2.executeQuery("SELECT * FROM NewCon "); rs2.next(); { txtConsNo.setText(rs2.getInt(1)+""); txtSvNo.setText (rs2.getInt(2)+""); txtSvDt.setText (rs2.getString(3)+""); txtConsName.setText (rs2.getString(4)+""); txtPhNo.setText (rs2.getInt(5)+""); txtAddr1.setText(rs2.getString(6)+""); adr2.setText (rs2.getString("Address2")+""); adr3.setText (rs2.getString("Address3")+""); txtCylQty.setText (rs2.getInt(9)+""); txtCylDep.setText (rs2.getInt(10)+""); txtRegDep.setText (rs2.getInt(11)+""); txtRegQty.setText (rs2.getInt(12)+""); tot.setText(rs2.getInt (13)+""); stnry.setText(rs2.getInt(14) +""); rmrk.setText(rs2.getString (15)+""); } } catch(Exception e5){} } } }

1667


Write a function that takes an integer and returns the smallest number that is greater than the given number which is a palendrome. For example, if the input was 111 the next palindromic number would be 121.

1394


How we work on N tire architecture in asp.net Please give me Examle...

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