Preface
Contents
Creating a System Based on CRM Solutions that Will Manage the Supplier Base
1 Introduction
1.1 HTML Language
1.2 Cascading Style Sheets (CSS)
1.3 PHP Language
1.4 MySQL
1.5 JavaScript Language
1.6 AJAX
2 Description of the Created System
2.1 Description of the Problem and System Requirements
3 Technical Documentation
3.1 Technical Specification of the Customer Section
3.2 Technical Specification of the Employee Part
4 User Guide
4.1 Description of the User View Application
4.2 Application Description—Employee View
5 Summary
References
Voucher 4.0—Digitisation Potential in Voucher Sales from the Works Council’s Point of View
1 Introduction
1.1 Relevance
1.2 Initial Situation
1.3 Objective
1.4 Structure of the Work
2 Voucher 4.0
3 Characteristics of Digitisation and Industry 4.0
3.1 Digitisation
3.2 Industry 4.0
3.3 Realization of Industry 4.0
4 Summary
5 Empirical Survey to Determine the Potential for Digitization in the Sale of Vouchers
5.1 Conception of the Data Collection
5.2 Data Evaluation
5.3 Interpretation
5.4 Summary and Outlook
References
Use of E-service Analytics in Slovakia
1 Introduction
1.1 Theoretical Basis
1.2 Analytics Defined
1.3 Why Analytics Matter
1.4 Analytics and Service Science
2 Service Analytics
2.1 E-services
2.2 Research Problem and Research Goal
2.3 Research Methodology
2.4 Research Sample
3 Results and Discussion
3.1 Analytics Department or Team, Organizational Structure, Internal Communication
3.2 Approach to Service Analytics
3.3 Source of Data
3.4 Dashboards and Spreadsheets
3.5 Impact of Service Analytics on Business Success and Decision-Making
4 Service Analytics and Strategy
4.1 Service Analytics and Human Resources
4.2 Challenges Connected to Service Analytics
4.3 Additional Findings
4.4 Companies That Do Not Use Analytics
5 Conclusion
References
Managing Quality of Human-Based Electronic Services
1 Introduction
1.1 Relevance
2 Theoretical and Conceptual Background
2.1 Human Intelligence Tasks (HIT)
2.2 Human-Based Electronic Services
2.3 Crowdsourcing
2.4 Quality of a Service
2.5 Quality Management
3 Key Quality Requirements for Human-Based Electronic Services
3.1 Quality Management Approaches
4 The Economical Background of Human-Based Electronic Services
5 Human-Based Electronic Services Overview: Business Models and Used Quality Management System
5.1 UpWork.com
5.2 Textbroker.com
5.3 Designenlassen.de
5.4 MTurk.com
5.5 Standard Quality Management Systems in Human-Based Electronic Services
6 Conclusion
References
Sustainability Drives of the Sharing Economy
1 Introduction
1.1 Relevance
1.2 Goals and Objectives
2 Social Impact
2.1 Reputation Systems
3 Economic Impact
4 Technology Confluence
4.1 Technological Capabilities
4.2 Digital Marketing Channels
5 Environmental Impacts and Sustainability
6 Conclusion
6.1 Synopsis
References
Sentiment Analysis for Diagnostic Purposes
1 Introduction
2 Text Representation
2.1 Text Pre-processing
2.2 Vectorization
2.3 Supervised Automatic Classification Methods
3 Social Aspects of Text Representation
3.1 Theory of Attitude
3.2 Diagnostic Elements
4 Text Analyzer Application
5 Experiments
6 Summary
References
SZZ Unleashed-RA-C: An Improved Implementation of the SZZ Algorithm and Empirical Comparison with Existing Open Source Solutions
1 Introduction
2 Literature Review
2.1 The SZZ Algorithm
2.2 Existing SZZ Algorithm Implementations
2.3 Existing Implementations Comparison
2.4 Research Questions
3 Methods and Materials
3.1 Bug Data Set
3.2 SZZ Unleashed and OpenSZZ Comparison
3.3 Base SZZ Algorithm Choice
3.4 Github Issues
3.5 SZZ Improvements Implementation
3.6 SZZ Improvements Comparison
3.7 SZZ Unleashed Fix Impact
4 Results
4.1 SZZ Unleashed Fix Impact Results
4.2 Proposed Improvements Impact Results
5 Discussion
5.1 Threats to Validity
6 Future Research
7 Conclusions
8 Appendix: Research Reproduction
8.1 Dependencies Installation
8.2 Steps to Reproduce
References
Which Static Code Metrics Can Help to Predict Test Case Effectiveness? New Metrics and Their Empirical Evaluation on Projects Assessed for Industrial Relevance
1 Introduction
2 Literature Review
2.1 Lightweight Assessment of Test-Case Effectiveness Using Source-Code-Quality Indicators
2.2 Predictive Mutation Testing
2.3 Comparison of Lightweight Assessment and Predictive Mutation Testing
3 Methods and Materials
3.1 Study Reproduction
3.2 New Metrics Propositions
3.3 Model Creation
4 Results
5 Discussion
6 Conclusions
7 Appendix: Reproducibility of the Presented Research
7.1 Study Reproduction
7.2 Chosen Environment
7.3 Reproduction Instructions
References
Intelligent Freight Forwarder with Tabu Search Algorithm
1 Introduction
2 State of the Art
2.1 Ant Colony Optimization
2.2 Simulated Annealing
2.3 Tabu Search
2.4 Transport Exchange Market
3 Project Specification and Requirements
3.1 Design and Architecture
3.2 Data Layer
3.3 Planning Layer
3.4 Dynamic Scheduling Layer
3.5 Real-Time Coordination Layer
4 Conclusion and Discussion
References
Comparison the Genetic Algorithm and Selected Heuristics for the Vehicle Routing Problem with Capacity Limitation
1 Introduction
2 Problem of Route Planning
2.1 Traveling Salesman Problem
2.2 Route Planning
2.3 Mathematical Model
3 Genetic Algorithm
3.1 Initialization
3.2 Coding Scheme
3.3 Fitness Value
3.4 Selection Operator
3.5 The Crossover Operator
3.6 Mutation Operator
3.7 Elite
4 Heuristics
4.1 Savings Algorithm
4.2 Dijkstra Algorithm
4.3 Christofides Algorithm
5 Experiments
5.1 Testing the Efficiency of the Proposed Solutions of Selected Heuristics in Comparison with the Genetic Algorithm
5.2 Experiment 1
5.3 Experiment 2
5.4 Experiment 3
5.5 Experiment 4
5.6 Experiment 5
5.7 Comparison
6 Summary
References
Dynamic Analysis of Website Content Using a Mobile Application
1 Introduction
2 Web Scrapping
2.1 Web Scrapping Techniques
3 Multi-platform Applications
4 Proposed Solution
4.1 Architecture
4.2 Data Layer
4.3 Logical layer
4.4 Graphical Layer
4.5 User Perspective
5 Conclusions
References
Code Smells Detection Using Artificial Intelligence Techniques: A Business-Driven Systematic Review
1 Introduction
1.1 Related Work
1.2 Contributions of This Study
2 Methods
2.1 Research Questions
2.2 Protocol Development
2.3 Search Process
2.4 Primary Study Selection Process
2.5 Assessing Study Quality
2.6 Data Extraction
2.7 Data Synthesis and Aggregation Process
3 Results
3.1 RQ1: Which Predictors Are Used in Prediction Models to Detect Code Smells?
3.2 RQ2: Which ML/AI Methods Are Used in Prediction Models to Detect Code Smells?
3.3 RQ3: Which Code Smells Are Analyzed in Scientific Literature?
3.4 RQ4: What Datasets and Projects, and of What Sizes Are Used in Research Papers to Predict Code Smells?
3.5 RQ5: Which Performance Metrics Are Most Commonly Used in the Literature?
3.6 RQ6: What Are the Ideas, in the Existing Research, Upon Which Code Smell Prediction Using Machine Learning May Be Built?
4 Discussion
4.1 Threats to Validity
5 Conclusions
References
Risk Management of Procurement of the German Medium-Sized Industrial Companies with the Focus on Security of Supply
1 Introduction
1.1 Relevance
1.2 Goals and Objectives
2 Theoretical and Conceptual Background
2.1 Procurement and Supply Security
2.2 Small and Medium-Sized Industrial Companies in Germany
2.3 Procurement and Risk Management in SMEs
2.4 Sub-steps of the Risk Management of Procurement
3 Organization of Risk Management
3.1 Organizational Structure
3.2 Process-Oriented Organization
3.3 Cooperation
3.4 Risk Identification
3.5 Risk Assessment
3.6 Risk Postprocessing
3.7 Risk Controlling
3.8 Interim Conclusion for the Derivation of Recommendations for Action
3.9 Transferability
4 Discussion
4.1 Outline of Recommendations for Action
4.2 Completeness Postulate
4.3 ABC Analysis
4.4 Master Data
4.5 Risk Management in Procurement
4.6 Business Management Research and Teaching
4.7 Organizational Integration
4.8 Sector-Specific Risk Management
4.9 Size-Specific Risk Management
4.10 Procurement Cooperation
4.11 Risk Management as a Risk
5 Conclusion
5.1 Synopsis
5.2 Further Research
References
The Documentation in the Project of Software Creation
1 Introduction
2 Programming Documentation
2.1 Types of Documentation Developed in the Software Development Cycle
2.2 Software Development Process
2.3 Software Development Methodologies
2.4 System Modeling Tools
2.5 Summary of Part 2
3 Cascading Software Development Procedure
3.1 Strategic Phase
3.2 Requirements Setting Phase
3.3 Analysis Phase
3.4 Design Phase
3.5 Implementation Phase
3.6 Software Testing, Verification and Validation
3.7 Summary of Part 3
4 RUP Methodology
4.1 What Is RUP
4.2 RUP Structure
4.3 Artifacts in Individual RUP Disciplines
4.4 Summary of Part 4
5 Extreme Programming Methodology
5.1 What Is XP?
5.2 XP Components
5.3 Roles of Project Participants
5.4 Documentation in XP Methodology
5.5 User Documentation
5.6 Summary of Part 5
6 Analysis and Development of the Form of Documentation
6.1 Balance Between Agility and Discipline
6.2 Project Planning and Management Documentation
6.3 Documentation of the Requirements Definition Process
6.4 Documentation of Analysis and Implementation
6.5 Test Documentation and Product Implementation
6.6 Summary of Part 6
7 Summary of the Work
References
E-Commerce Platform Using SQLite
1 Introduction
2 E-Commerce
2.1 History
2.2 Types of E-Commerce
2.3 Examples of Use
2.4 M Store
3 Electronic Commerce in Poland
3.1 General Information
3.2 Internet Marketing
3.3 Transactions and Payments
3.4 Technology
4 Online Software Store
4.1 Open Source Software
4.2 Platforms Providing Online Stores
4.3 Commercial Software
4.4 Comparison and Summary
5 Discussion of Technologies and Tools Used During Project Implementation
5.1 Java
5.2 Frameworks
5.3 Databases
5.4 Analysis of Application Performance with Different Databases
6 Technical Documentation Describing the Created Application
6.1 Functional and Non-Functional Requirements
6.2 Database Schema
6.3 Schemes of Components and Packages
6.4 Schemes of Use
6.5 Schemes of Activity
7 User Documentation
7.1 Management Panel
7.2 Online Shop
8 Summary
References
How to Prevent Unsafe Behaviour of Employees? Explanatory Models of Insecure Behaviour at the Workplace and Prevention Methods
1 Introduction
2 Methods
3 Results
3.1 The Definition of Occupational Accidents
3.2 Researched Causes of Occupational Accidents
3.3 Human Error in the Context of Occupational Safety
3.4 Explanatory Models for Causes of Human Error in Occupational Safety and Health
3.5 The ABC Model of Behavioural Analysis in the Context of Occupational Safety
3.6 Pre-existing Conditions of Employee Behaviour
3.7 Behaviour and Consequences
3.8 Dissemination of Explanatory Models for Human Error in Occupational Safety and Health
3.9 Use of Methods to Prevent Human Error in Occupational Safety
4 Discussion and Conclusion
5 Attachment
References
Privacy and Cost Concerns in Online Advertising—Literature Review and Analysis
1 Introduction
2 Online Advertisement in Literature
2.1 Keywords
2.2 Search Terms and Digital Libraries
2.3 Search Results
3 Analysis
3.1 Authors
3.2 Publication Types and Publishers
3.3 Keywords and Search Terms
4 Conclusion
Appendix
References
Technological Advancements Within the Canadian Electric Vehicle Industry
1 Introduction
2 Conceptual Background
3 Methodology
3.1 Online Query for Relevant Publications
3.2 Data Cleansing and Publication Selection
3.3 Full-Text Review of Preselected Publications
3.4 2nd Draft—Full-Text Review of Remaining Publications
3.5 Final Text Review
4 Results
4.1 Chosen Publications and Respective Research Disciplines
4.2 Researched Context Attributes
5 Discussions
5.1 Core Findings from Qualitative Research
5.2 Application of Advancements to the Canadian EV Industry
6 Conclusions
References
Game Analytics—Business Impact, Methods and Tools
1 Introduction
2 Business Impact and Methodological Aspects of Game Analytics
2.1 Range of Business Performance of Game Analytics
2.2 Methodological Aspects Based on Literature Review
3 Tools and Metrics in Game Analytics
3.1 Tools and Methods in Game Analytics
3.2 Metrics and KPIs in Game Analytics
4 Conclusion
References
Synergistics and Collaboration in Supply Chains: An Integrated Conceptual Framework for Simulation Modeling of Supply Chains
1 Introduction
2 Issues of Strategic Management of Developing Supply Chains
2.1 Integration Paradigm in Supply Chain Management. Supply Chain Synergies
2.2 Inter-Organizational Coordination. Strategic Partnership Between Supply Chain Participants
2.3 Modern Logistics Concepts/technologies Based on Participants Integration.
3 Theoretical Background
3.1 System Modeling and Stratification of Supply Chains
3.2 SC Modeling Methods and the Analysis of Dynamic SC
4 Ontological Modeling of SCM Domain
5 Simulation Applications
6 Main Conclusions and Future Research
References
Time Management and Procrastination
1 Introduction
2 Procrastination
2.1 Forms of Procrastination
2.2 Types of Procrastination
2.3 Causes of Procrastination
2.4 Procrastination Solutions
3 Time Management
3.1 Time Management Definitions
3.2 Evolution of Time Management
3.3 Time Management and Procrastination
3.4 Time Management Methods
3.5 Ten Common Mistakes in Time Management
3.6 Free-Time Management
4 Project and Time Management Software
4.1 Monday.com
4.2 Asana.com
4.3 Trello
4.4 Basecamp
4.5 Task Lists
4.6 Evernote
4.7 Todoist
5 Conclusion
References
Creating Database Models in Rational Data Architect
1 Introduction
2 Databases
2.1 Types of Databases
2.2 Database Concepts
2.3 Advantages and Disadvantages of Using Databases
2.4 SQL Language
2.5 Modeling Process
2.6 Cloud Databases
3 Database Modeling Programs
3.1 Rational Data Architect
3.2 MySQL Workbench
3.3 DbDesigner
4 Create a Base Model
4.1 Logical Model Design
4.2 Database Preconditions
4.3 Defining Functionality
4.4 Data Flow Diagrams
4.5 Rational Data Architect
4.6 DbDesigner
4.7 MySQL Workbench
5 Analysis of Programs
5.1 Rational Data Architect Rating
5.2 Rating DBDesigner
5.3 MySQL Workbench Rating
6 Summary
References
The Dynamic Environment of Pricing in E-Commerce and the Impact on Customer’s Behavior
1 Introduction
1.1 Relevance
1.2 Goals and Objectives
2 Methodology
3 Literature Review
3.1 Drives of Price Dispersion
3.2 The Online Environment of Airline and Hotel Businesses
3.3 The Perception of Price Fairness
4 Conclusions
5 Future Recommendations
References
An Investigation of the Complexity of Bitcoin Pricing
1 Introduction
2 Methodology
2.1 Database Search to Find Relevant Literature
2.2 Quantitative Analysis of the Sample
2.3 Qualitative Analysis of the Sample
3 Literature Review
3.1 Quantitative Analysis
3.2 Qualitative Analysis
4 Discussion and Introduction of Regression Model
4.1 Conclusions from the Theoretical Framework
4.2 Findings to Be Included in the Regression Model
5 Regression Model
5.1 Testing
6 Conclusion and Limitations
References