- Linked Lists
- Write your own ....
- Programs
- Trees
- Bit Fiddling
- Sorting Techniques
- C Pointers
- C Functions
- C Statements
- C Arrays
- C Variables
- C Structures
- C Macros
- C Headers
- C File operations
- How do stat(), fstat(), vstat() work? How to check whether a file exists?
- How can I insert or delete a line (or record) in the middle of a file?
- How can I recover the file name using its file descriptor?
- How can I delete a file? How do I copy files? How can I read a directory in a C program?
- Whats the use of fopen(), fclose(), fprintf(), getc(), putc(), getw(), putw(), fscanf(), feof(), ftell(), fseek(), rewind(), fread(), fwrite(), fgets(), fputs(), freopen(), fflush(), ungetc()?
- How to check if a file is a binary file or an ascii file? New!
- C Declarations and Definitions
- C Functions - built-in
- Whats the difference between gets() and fgets()? Whats the correct way to use fgets() when reading a file?
- How can I have a variable field width with printf?
- How can I specify a variable width in a scanf() format string?
- How can I convert numbers to strings (the opposite of atoi)?
- Why should one use strncpy() and not strcpy()? What are the problems with strncpy()?
- How does the function strtok() work?
- Why do we get the floating point formats not linked error?
- Why do some people put void cast before each call to printf()?
- What is assert() and when would I use it?
- What do memcpy(), memchr(), memcmp(), memset(), strdup(), strncat(), strcmp(), strncmp(), strcpy(), strncpy(), strlen(), strchr(), strchr(), strpbrk(), strspn(), strcspn(), strtok() do? Updated!
- What does alloca() do?
- Can you compare two strings like string1==string2? Why do we need strcmp()?
- What does printf() return? New!
- What do setjmp() and longjump() functions do? New!
- C Functions - The main function
- OS Concepts
- General Concepts
- Compiling and Linking
- HTTP
- ProC
- Miscellaneous
- SQL/PL-SQL/Database
- Unix/Linux
- Quantitative Aptitude
- Graphs
- OOPs/OOAD
- Computer Networks
- Client Server Technologies
- Scripting basics
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Last updated:
October 26, 2005
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