Explain how can I open a file so that other programs can update it at the same time?

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In C, What is the #line used for?

2 Answers  

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How many levels of pointers can you have?

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how logic is used

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#define min((a),(b)) ((a)<(b))?(a):(b) main() { int i=0,a[20],*ptr; ptr=a; while(min(ptr++,&a[9])<&a[8]) i=i+1; printf("i=%d\n",i);}

3 Answers  

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How can I make a program in c to print 'Hello' without using semicolon in the code?

9 Answers   C DAC, Practical Viva Questions,

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struct ptr { int a; char b; int *p; }abc; what is d sizeof structure without using "sizeof" operator??

9 Answers   Verifone,

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Can a program have two main functions?

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What is the purpose of sprintf() function?

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1. Write a program to reverse every second word in a given sentence.

1 Answers  

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what is the difference between 123 and 0123 in c?

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Can u return two values using return keyword? If yes, how? If no, why?

7 Answers  

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