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Tag Archives: Programming
Input Strings with Blankspaces
In CLI programs getting input from the standard input is very important. Often we need to input strings from the user. Strings are delimited by newline, blankspace character and other characters as per the user interpretation. I am discussing on … Continue reading
Allocating multidimentional array at runtime in C
Arrays in C language are static in nature, and cannot be resized at runtime. The effect of runtime allocation of an array could be achieved by hierarchically allocating blocks of memory at runtime. Below we discuss the mechanism to allocate … Continue reading
C Language Constructors and Destructors with GCC
Constructors and Destructors are special functions. These are one of the features provided by an Object Oriented Programming language. Constructors and Destructors are defined inside an object class. When an object is instantiated, ie. defined of or dynamically allocated of … Continue reading
Bash Script: Counting lines, words, characters
Objective The objective is to write a shell script to mimic the functions of the wc command. This shell script would be made with bash built-ins and standard coreutils commands, and is made as accurate as possible to mimic wc.
Bash Script : Bitwise Not Operation in bash
This is a post to present one method to inverse the bit pattern of an input number, the bitwise not operation on a bit pattern. I am presenting one method which i figured out.
Simpson’s 1/3rd Rule
A brief introduction to the Simpson’s 1/3rd rule and a uniform interval Composite Simpson’s 1/3rd Rule implementation.
Bash Script: Generating Primes within Range
Objective Generating prime numbers within a range using bash script. The technique used in this implementation to generate the prime numbers is still the good old divide and check method, but with some tweaks attempting to make the execution a … Continue reading
Trapezoidal Rule
A brief introduction to the Trapezoidal rule and a uniform interval Composite Trapezoidal Rule implementation.
Balanced Parenthesis Check
Objective To check if an entered string containing nested parenthesis are balanced and valid. This write-up presents a function with which a string is checked for balanced parenthesis.
GCD of n integers
Greatest Common Divisor Let a and b be integers, not both zero. The largest integer d such that d exactly divides both a and b is called the greatest common divisor of a and b . The GCD of the … Continue reading
