Code Example – Check for Prime Number Objective C

This is a simple Objective C program written to check whether a number is a Prime number. // // main.m // PrimeNumbers // // Created by Ravi Shankar on 10/02/12. // Copyright (c) 2012 All rights reserved. // #import <Foundation/Foundation.h> int main (int argc, const char * argv[]) { @autoreleasepool {    int number; […] Read More

How to disable code completion suggestion in Xcode

Xcode is one of the powerful IDE for IOS development and by default it supports code completion suggestion. Code completion feature suggests users with possible code substitution when you start typing first few letters of code in Xcode editor. For example, if you have UILabel reference variable and start typing "t" after the dot then […] Read More

How to set Organization name for Xcode Project

When ever a new project is created in Xcode, the projects files like header and implementation files will have auto generated comment section at the top of the file. This comment section will have information such as file name, Project name, Author and Organization name. // // ViewController.h // Welcome // // Created by Ravi […] Read More

iPad App that prints Welcome Message

Here is an example of writing an iPad app that prints a Welcome message. Launch Xcode, click File -> New -> New Project. Now select the template for the project as Single View Application. Provide the details for your project, like Product Name, Company Name then choose the device for which you are writing the […] Read More

Dissecting Objective-C program

We have already seen couple of examples in Objective-C like writing your first program in Objective-C and adding Objective-C classes. Now let us try and analyze the code to learn basic coding on Objective-C program. Adding Comments The very basic thing to learn is any programming language is "how to add comments". In Objective-C you […] Read More

Basic tutorial – Adding Objective-C Class using Xcode

Let us see how to add a class in Objective-C by looking at an example that provides basic functionality of adding two numbers. In this example we will be using Xcode for development similar to the earlier post on first program in Objective C using Xcode.This program is going to have to three main section. […] Read More

My fiirst program in Objective C using Xcode

This tutorial is about writing a basic and simple program in Objective C using Xcode. Let us see an example program that prints "My First Program" in the Console Window. Click the File menu on Xcode, then navigate to New -> New Project. This would display the following Choose a template window. Now select Application […] Read More

How to disable automatic java update check in Windows 7

Windows 7 displays Java Update notification when the "check for automatic updates" is enabled for Java. The Java Update available notification will be displayed in Windows 7 taskbar as shown below. Listed below are the steps to disable the check for automatic java update using Java Control Panel From Windows 7 Start menu navigate to Control […] Read More

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