Zhava !

Using OpenMp is one way to exploit multi-cores using shared memory parallelism (as against Message Passing Interface which is more suitable ...

Two main techniques for resolving hash collisions: [1] Direct Chaining : When a hashed location is already occupied, the new key and its dat...

Basically these were calls that are used to recover from exceptional situations for a C program running on UNIX. It works as follows: Suppos...

What's the best strategy for managing Buffer Growth ? For example, in STL vector class, initially the vector may be allocated some space...

* A thunk is a small subroutine used for a variety of purposes like : - Implementing call by name in Algol - Providing a way of mat...

* Whenever we use malloc(), if it finds that memory is not available within the data segment of the process, (as a last step ) it internally...

Q. What is the worst case number of phi functions in a SSA graph ? It could be O(N^2). Consider this program: while (...) { while (.....

The alloca routine allows a C program to allocate memory on the stack instead of the heap. The advantage is that this memory is cleaned up ...

* Stack variables and Heap : In case of C/C++, objects are allocated on the stack (not just scalar locals/pointer variables). So, we can ma...

A Just in time compiler is one which is somewhat mid-way between an interpreter and a static compiler. Historically, JITs were design to ove...

1. Which one of the following order would result in a better code generation : (a) Instruction Scheduling and then Register Allocation ...

Sun has recently introduced the 'StringBuilder' class which is meant to be an unsynchronized version of the StringBuffer class in JD...

A function is said to have reached a fixed point when f(y) = y. We can use this to find the square root of a function. Guess a value fo...