A Beginner’s Guide to Understanding UX Design

User experience (abbreviated as UX) is how a person feels when interfacing with a system. The system could be a website, a web / mobile application or desktop software which is generally denoted by some form of human-computer interaction.

What it Takes to Get an e-Commerce Site Online

Getting an e-Commerce website online might sound like a huge undertaking, but it’s not as hard as you may think. In this article I’ll shine some light on 5 main steps necessary to launch your website into World Wide Web orbit.

WebView Interactions with JavaScript

WebView displays web pages. But we are interested not only in web-content demonstration we want to interact with this web-content. In this article we’ll try to explain some details of this process.

First of all if you want to download web pages from Internet, please do not forget about this permission in AndroidManifest file.

<uses-permission Android:name="Android.permission.INTERNET" />

There are several ways to set content for WebView:

WebView webView = (WebView) findViewById(R.id.WebView);
// Ex 1: set URL address:
webView.loadUrl("https://www.android.com/");
// Ex 2: set .html from a raw folder:
webView.loadUrl("file:///Android_res ...

CSS 3D Transforms and Animations

CSS 3D Transform model was presented as a draft specification in March 2009. This model allows Web developers to create user interfaces more attractive and interesting using advantages of 3D.

Google Maps API for Android

Google Maps is a very famous and helpful service, which firmly entrenched in our lives. With the Google Maps Android API you can add maps based on Google Maps data to your application. The API automatically handles access to Google Maps servers, data downloading, map display, and response to map gestures. You can also use API calls to add markers, polygons, and overlays to a basic map, and to change the user's view of a particular map area.

In this article we’re going to show you how to work with Google Maps Android API.

1. Create project on ...

JmDNS (Java Multicast DNS) using in Android

In this article we desire to tell about connecting devices wirelessly. You agree that this is may be very helpful functionality for almost each mobile application. We can realize a lot of situations for this feature using.

Google Direction API for Android

The Google Directions API is a service that calculates directions between locations using an HTTP request. Service provides different parameters for HTTP request. This API is designed for calculating directions for static addresses, and not designed to use it for real-time user input.

Unit Testing with RSpec

RSpec is an integral part of Test Drive Development (TDD) and its main idea is to help in simplifying and automating the testing process for functionality which is being developed. It's like a technical task for a developer or draft of  functionality the developer wants to get in result and testing tool to check the functionality for its conformity with its original goal at the same moment. So here bellow very simple basics regarding Rspec testing and I hope it will helps to understand the usability of this tool in project development and maintainance.

To test behavioral characteristics special ...

Client side JavaScript: Knockout in practice

When developing a web application that extensively works with user input  – there is no simple and out of box solution to make your UI and data communicate with each other dynamically. That is exact type of work for  Knockout  a JavaScript library that helps you to create rich, responsive display and editor user interfaces with a clean underlying data model. Any time you have sections of UI that update dynamically (e.g., changing depending on the user’s actions or when an external data source changes), KO can help you implement it more simply and maintainable.

Model-View-View Model (MVVM) is ...

Accessing Field Configurations in JIRA for changing field description

Field configuration defines behavior of all standart (system) fields and custom fields available in JIRA installation.

Each field in field configuration has:

• description that appears under the field when an issue is edited,
• visibility rule of the field,
• option whether the field is required or optional,
• renderer for text fields.

Field configurations allow to make configurations of fields for projects to have different behaviour in these projects.

Sometimes a field should have the same behaviour in all projects, but going through all of them manually is uncomfortable process. So it can be automated by using JIRA API. The example is ...

A Guide for Upgrading to Ruby on Rails 4.2.0

As you might have already heard, the latest stuff for upgrading rails was finally released at the end of the last year, viz. 4.2.0 was released on Dec 19, 2014. Well, here is the quick overview of its major tools:

Active Job 

It is a common interface on top of queuing systems like Resque, Delayed Job, Sidekiq, etc.

Active Job is a framework for declaring jobs and making them run on a variety of queueing backends. These jobs can be everything from regularly scheduled clean-ups, to billing ...

Cropping Images in LocomotiveCMS

In the LocomotiveCMS such assets as images are available as well. Often while uploading an image via admin panel user needs to crop/resize an image. In this post we provide several examples how to do achieve it easily.

So, here bellow there are several variants how to do it even in LocomotiveCMS:

1. Some Liquid filters will allow you to format your entries attributes.
Resize image:
An image rendered from a file's field is done this way:

<img src="{{  item.attached.url }}">

But the the DragonFly gem can resize any image on the fly behind the scene. The ...

Storing Your Data Securely on NFC Tags from Android

Near Field Communication (NFC) is a set of short-range wireless technologies, typically requiring a distance of 4 cm or less to initiate a connection. NFC allows you to share small payloads of data between an NFC tag and an Android-powered device, or between two Android-powered devices.

Android-powered devices with NFC simultaneously support three main operation modes:

1. Reader / writer mode, allowing the NFC device to read and / or to write passive NFC tags and stickers.
2. P2P mode, allowing the NFC device to exchange data with other NFC peers; this operation mode is used by Android Beam.
3. Card emulation mode, allowing the ...