Some Important Difference Between C, C++ AND OBJECTIVE-C

Some Important Difference Between C , C++ & OBJECTIVE-C

 

1. C is a procedural language. C++ is procedural as well as object oriented programming language. Objective-C is a general-purpose, high-level, object-oriented programming language.
2. In C, importance is given to the steps or procedure of the program. C++ focuses on data. Objective-c focuses on Both( function & Data).
3. Due to data hiding feature of OOP the data is secured in C++ and Objective-C. But in C the data is not secured..
4. C is low level programming language. C++ have features of both low level programming and high level programming language. Objective-C is a high level programming language.

 

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A Simple Implementation of MVVM Pattern in WPF Application

In this article we are going to see simple implementation of MVVM pattern in WPF application.

First create a WPF application and name it as “SimpleMVVMApp” and add the three folders (Model, ViewModel, and Views) into your project, after which our application will look as shown in the following screenshot.

Let’s understand this MVVM architecture while adding components of MVVM in following steps:

1. Model – This folder will contain simple class objects that will represent actual data in the application. They shouldn’t be containing any data manipulation logic, event handling, business logic or any of that stuff. An example of a model could be a Person entity having first name, last name, age etc.
2. ViewModel – The ViewModel might consist of Commands, properties that are being reflected in the view. Commands will basically handle the events from the view and properties could be a collection of object or a single object.

Read more about A Simple Implementation of MVVM Pattern in WPF Application & its Advantages.

Make UIImage White Background Transparent in iOS

IOS is a mobile operating system created and developed by Apple Inc. exclusively for its hardware.

It is the operating system that presently powers many of the company’s mobile devices, including the iPhone, iPad, and iPod touch.

If you came across to a requirement where you want to make UIImage Background Transparent.

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How to Use Collection View in Swift

Swift is a programming language for iOS, macOS, watchOS, and tvOS apps that builds on the best of C and Objective-C.

There are various steps required to use uicollectionview in swift such as :

• Add uicollectionView in your project.

• Set the delegate for collection view in controller.

• Collection view has a prototype cell, you can design accordingly you want.

• Create a subclass of UICollectionViewCell (You can name it as – MyCollectionViewCell).

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Parallax Scrolling to Content using CSS

Scrolling Effects will be easy now by using the parallax site, that will able to scroll the two section smoothly between the two content div.

We can used three div for setting the different images in the background.

The caption heading can be used for displaying the heading, user can use the text to it.

The user text will float with the scroll and this effects add beauty to the content of the div.

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Introduction to JSON Web Tokens

With API becoming so popular these days thanks to SPA base applications, it was also required to keep these APIs secure. So the most popular of securing api’s is token based authentication, whose flow is little bit like this:

• In the browser User enters his username and password and the request goes from the client application to the server.

• Server checks for the user, authenticates it and sends a unique token to the user’s client application.

So to fix the above problems of the token based authentication JWT came into picture.

JWT’s full form is JSON Web Token. It is based on the concept that, it encrypts the authentication information into a compact JSON object, instead of passing the unique token of the user, which was required to be stored in the DB.

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New Features in Latest Android Studio Version 2.2

New studio version 2.2 has many features that provide developers vast range of functionality.

1. Layout Editor

Drag and drop from widget palette, new blueprint of your layout, tools like auto correction. Properties panel shows a curated set of properties for quick widget edits with a full sheet of advanced properties one click away.

2. Constraint layout

This new layout is a flexible layout for your app that allows you to create dynamic user interfaces without including nesting multiple layouts. It is backward compatible with API level 9. You can easily design your UI to your liking and let Android Studio do the hard work.

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Cloud-based Knowledge Base Can Improve your Customer Experience

Customer support is a key selling point for many businesses around the globe. It is one of the best ways to ensure that the customer is going to come back to your business once again in the future.

Various companies take different approaches to provide outstanding customer support. Some prefer emails, whereas others still rely on telephone technology.

Platform Compatibility

• This is one of the most important aspects nowadays, as people use a variety of different operating systems and devices to access the online world. A cloud-based knowledge base is very useful as it is compatible with all of them.

• All this means that no matter if your customer is coming from an Android, iOS or Windows operating system, the platform is going to be easily accessible.

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How IT Outsourcing Help Saving Cost for Companies by 80%?

Offshore IT outsourcing to various professionally managed full-service web design and development agencies in India functioning with an aim to helping businesses to scale new heights of success by offering excellent and effective outsourcing services using most advanced and evolving technology like iOS, Android, and web programming.

As per a recent survey, more than 70% of businesses are outsourcing today! Isn’t it a whopping percentage to rely upon? The reason is obvious – the huge wage difference in different countries. In India, you get much low-cost manpower with skilled expertise who are ready to work all 24 hours and equipped with all latest tools and systems to stay connected with you and your business.

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How to add Google Map to your website

Today, most web developers prefer embedding a Google Map on their website. This adds to the convenience of customers. If they like the product or services, they may wish to contact the person personally, or even visit them. Google Map would help the customers to locate the provider faster and accurately.

Embedding a map, the interface becomes visually richer and users get engaged better.

Putting up a Google Map on website has become very easy, even for a beginner! The maps can also be easily customized. This all has been made easy by the new Google API.

The Google Maps JavaScript API is a very powerful and popular API.

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