Site Archive

Primary 3 min read

Graphics (graphics.h) - C Programming

Graphics programming in C used to drawing various geometrical shapes(rectangle, circle eclipse etc), use of mathematical function in drawing curves, coloring an object with different colors and

Programming Puzzles 1 min read

1, 2, 3, 4, 5, Shaggy - Programming Puzzles

This is a game where you must count to number from 0 to 1000. However, if the number has a 6 in it, or is divisible by 6,

Wiki 2 min read

Install Apple Swift on Windows 10/11 Subsystem for Linux (WSL)

As you know, Microsoft built new infrastructure within Windows – the Windows Subsystem for Linux (WSL) – upon which we run a genuine Ubuntu user-mode image provided by Microsoft

Primary 3 min read

Introduction to C++ - C++ Programming

1. What is C++? * C++ (pronounced "see plus plus") is a programming language began as an expanded version of C. * The C++ were first invented by

Primary 5 min read

Lesson 10: Stopping and Restarting an Activity

Properly stopping and restarting your activity is an important process in the activity lifecycle that ensures your users perceive that your app is always alive and doesn'

Primary 3 min read

Lesson 9: Pausing and Resuming an Activity

During normal app use, the app sometimes loses focus, causing the activity to pause. For example, when apps run in multi-window mode, only one of the apps

Primary 6 min read

Lesson 8: Starting an Activity

Unlike other programming paradigms in which apps are launched with a main() method, the Android system initiates code in an Activity instance by invoking specific callback methods that

Primary 4 min read

Preprocessor Directives - C Programming

The C preprocessor is a macro processor that is used automatically by the C compiler to transform your program before actual compilation (Proprocessor direcives are executed before compilation.

Primary 2 min read

Lesson 7: Supporting Different Platform Versions

While the latest versions of Android often provide great APIs for your app, you should continue to support older versions of Android until more devices get updated. This

Primary 3 min read

Lesson 6: Supporting Different Screens

Android categorizes device screens using two general properties: size and density. You should expect that your app will be installed on devices with screens that range in both

Primary 2 min read

Lesson 5: Supporting Different Languages

It’s always a good practice to extract UI strings from your app code and keep them in an external file. Android makes this easy with a resources

Programming Puzzles 1 min read

C Program to print "hello world" without semicolon - Programming Puzzles

We can print "hello world" or anything else in C without using semicolon. There are various ways to do so: 1. Using if 2. Using switch

Wiki 1 min read

C/C++ Compiler (gcc) for Android - Run C/C++ programs on Android

C4droid is a user-friendly (but powerful) C/C++ IDE + C/C++ compiler for Android. Basic features of C4droid: * Offline C compiler: create your own applications on Android

Programming Puzzles 1 min read

C Program without main() function - Programming Puzzles

We can write c program without using main() function. To do so, we need to use #define preprocessor directive. The C preprocessor is a micro processor that is

Programming Puzzles 1 min read

Find Anagram String - Programming Puzzles

Given two strings, work out if they both have exactly the same characters in them. Example Input word, wrdo This returns true because they are the same but