Compilers and interpreters often deal with how program codes are executed. Program codes are human readable texts written in high level programming languages, such as C or Fortran, to accomplish certain tasks. One thing you should know that program codes can not be executed on its own. Either, they needs to be converted into executable, the machine language … Continue reading “Difference between Compiler and Interpreter”
Author: Srikanta
I write here to help the readers learn and understand computer programing, algorithms, networking, OS concepts etc. in a simple way. I have 20 years of working experience in computer networking and industrial automation.
How to Disable App Notification on Android Phone
Many Android Apps displays notifications in the notification board of the phone. Like for email app displays notification if any new mail arrives. Most of the Apps display notification if any new update is available for that particular App. Sometime some Apps display more notifications than you want, particularly the shopping apps, they display lot … Continue reading “How to Disable App Notification on Android Phone”
How to Remove Password from PDF File
Many times we receive password protected PDF files, that means we need to provide password every time in order to view the document. When we get bank account or credit card statement or income tax return statement in form of PDF file over email, the files are usually password protected. This is in general good thing … Continue reading “How to Remove Password from PDF File”
How to Implement Smart Pointer in C++?
What is Smart Pointer in C++? From the name we can imagine that there is something smart about these smart pointers over normal ones. When we talk about pointers we essentially talk about memory operation and management. In C/C++, programming memory management is always a programmer’s nightmare. Not because it’s very difficult but the programmers … Continue reading “How to Implement Smart Pointer in C++?”
Insert an Element in a Sorted Linked List
Inserting in a sorted linked list means that the linked list will remain sorted after the insertion. So to insert a new element, we need to find out the appropriate place and insert the new node there. Logic to Insert an Element in a Sorted Linked List If head points to NULL or the new … Continue reading “Insert an Element in a Sorted Linked List”