Software design and development
Software design and development encompasses an array of processes and methodologies. Developers have a lot to manage and will need guidance on how to handle different tasks and projects. Brush up on everything from app-dev approaches such as low code, test- and model-driven development, code refactoring and management practices, UI and UX design, and developer tools.
Top Stories
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Video
19 Nov 2024
Java, JDBC and SQL Server tutorial
This tutorial shows how to create a JDBC connection to Microsoft's SQL Server, and get started creating Java-based applications that are scalable and secure. Continue Reading
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Tip
19 Nov 2024
Ansible vs. Docker: Differences and similarities explained
Ansible and Docker play specific roles, but when used together, Ansible's playbooks and Docker's Dockerfiles provide greater control and configurability over servers. Continue Reading
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Tip
18 Nov 2024
How to migrate legacy applications to the cloud
Enticing as cloud benefits are, it takes a lot of research and planning to know all the risks and challenges before committing to a cloud migration. Continue Reading
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Video
15 Nov 2024
Spring Initializr for Spring Boot
The Spring Initializr is the easiest way to get started with a new Spring Boot project. Here's a tutorial on how to use it. Continue Reading
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Tip
14 Nov 2024
MySQL vs. PostgreSQL: Compare popular open source databases
This deep dive compares two popular open source database options, MySQL vs. PostgreSQL, across key categories including performance, compliance, security, scalability and more. Continue Reading
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Tip
08 Nov 2024
Application refactoring: Best practices for cloud migrations
Learn what application refactoring is, its role in cloud migration, typical challenges, the best ways to ensure success -- and when to not do it at all. Continue Reading
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Video
08 Nov 2024
Spring Batch tutorial
There are two common approaches to batch processing in Spring Boot: the Tasklet and the ItemProcessor. This tutorial explains why the ItemProcessor is best for large data sets. Continue Reading
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Tip
07 Nov 2024
Ultimate Markdown guide: 5 rules to know
Markdown is crucial to documentation writers. Learn the vendor-based variations and several basic formatting rules to get started with this potent markup language. Continue Reading
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Video
06 Nov 2024
Spring vs. Spring Boot vs. the Spring Framework
Ever wonder what the distinction is between Spring Boot and the Spring Framework? Or exactly what the term 'Spring' refers to? Here's your answer. Continue Reading
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Definition
06 Nov 2024
What is Mojo programming language and what is it used for?
Mojo is a high-performance programming language initially designed to unify and simplify the development of applications across all layers of the AI stack. Continue Reading
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Video
05 Nov 2024
Create a React Hello World program
Discover a new take on the classic React Hello World program. Go beyond the basics and explore state management, event handling and best practices to build progressive web apps. Continue Reading
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Video
01 Nov 2024
Spring Boot CRUD operations
What's your preferred approach to perform Spring CRUD operations? I always choose Spring Data's CrudRepository. Anything else is too much work. Continue Reading
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Video
01 Nov 2024
SQLite tutorial for beginners
SQLite has an incredibly small footprint. That's one of the reasons why it's the most used database engine in the world. If you've never used it before, here's your chance. Continue Reading
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Video
01 Nov 2024
Java, JDBC and Postgres
Postgres has become popular in the Java community for many reasons. The ease of integration with Java apps through JDBC is one of the biggest. Here's how it works. Continue Reading
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Video
31 Oct 2024
Spring Boot Actuator tutorial
What's the easiest way to get insights into how your Spring Boot applications are running? The Spring Boot Actuator is the answer. Continue Reading
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Video
31 Oct 2024
Spring Boot ConfigurationProperties tutorial
Need to convert structured data in a Spring YAML or properties file into lists, maps and inner classes? Just use the @ConfigurationProperties decoration in Spring Boot. Continue Reading
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Definition
23 Oct 2024
What is integration testing (I&T)?
Integration testing -- also known as integration and testing or I&T -- is a type of software testing in which the different units, modules or components of a software application are tested as a combined entity. Continue Reading
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Definition
22 Oct 2024
What is an application?
An application, also referred to as an application program or application software, is a computer software package that performs a specific function directly for an end user or, in some cases, for another application. Continue Reading
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Definition
22 Oct 2024
What is a 3-tier application architecture?
A three-tier application architecture is a modular client-server architecture that consists of a presentation tier, an application tier and a data tier. Continue Reading
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Definition
18 Oct 2024
What is Agile software development?
Agile is a type of software development methodology that anticipates the need for flexibility and applies a level of pragmatism to the delivery of the finished product. Continue Reading
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Definition
17 Oct 2024
What is a functional specification document?
A functional specification is a formal document used to describe a product's intended capabilities, appearance and interactions with users in detail for software developers. Continue Reading
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Definition
16 Oct 2024
What is monolithic architecture in software?
Monolithic architecture is the traditional unified model for the design of a software program. Continue Reading
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Video
11 Oct 2024
Git commit message conventions and best practices
Never underestimate the power of a good git commit message. Need help writing one? Here are the commonly accepted git commit message guidelines and best practices. Continue Reading
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Tip
04 Oct 2024
How to solve the pinning problem in Java virtual threads
Virtual threads in Java offer many benefits, but they're not a drop-in replacement for traditional threads. Understand and plan around their limitations, most notably pinning. Continue Reading
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Tip
03 Oct 2024
Simplifying native interoperability in Java with JEP 454
Finalized in Java 22, JEP 454 helps developers safely and efficiently call native functions and manage memory outside of Java. Here's a rundown of how it works. Continue Reading
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Tip
03 Oct 2024
What's wrong with Java? Nothing, but evaluate alternatives
Java's benefits don't always fit a given task, and a different language might be a better choice. Use these comparisons to choose the best code for your needs. Continue Reading
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Definition
02 Oct 2024
What is Android System WebView and should you uninstall it?
Android System WebView is a system component for the Android operating system (OS) that enables Android apps to display web content directly inside an application. Continue Reading
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Definition
27 Sep 2024
What is Jenkins and how does it work?
Jenkins is an open source continuous integration/continuous delivery and deployment (CI/CD) automation software DevOps tool written in the Java programming language. Continue Reading
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Definition
20 Sep 2024
What is dependency injection in object-oriented programming (OOP)?
Dependency injection is a technique used in object-oriented programming (OOP) to reduce the hardcoded dependencies between objects. Continue Reading
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Answer
19 Sep 2024
What are the types of requirements in software engineering?
Requirements fall into three categories: business, user and software. See examples of each one, as well as what constitutes functional and nonfunctional software requirements. Continue Reading
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Feature
17 Sep 2024
CI/CD pipelines explained: Everything you need to know
CI/CD can transform an organization, but there's a lot to consider. This comprehensive guide explains the CI/CD pipeline stages, benefits and challenges, best practices and more. Continue Reading
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Video
16 Sep 2024
Dependency injection and inversion of control in Spring
At the heart of every Spring project, be it Spring AI, Spring MVC or Spring Data, lies a powerful dependency injection and inversion of control container. Here's how it works. Continue Reading
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Definition
12 Sep 2024
What is BASIC (Beginner's All-purpose Symbolic Instruction Code)?
BASIC, short for Beginner's All-purpose Symbolic Instruction Code", is an early programming language that was designed to help non-technical users and students solve easy problems with a computer. Continue Reading
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Definition
11 Sep 2024
What is a software stack?
A software stack is a collection of independent components that work together to support the execution of an application. Continue Reading
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News
10 Sep 2024
JFrog connects key software supply chain management dots
JFrog ties in with GitHub and Nvidia and ships Runtime Security to offer visibility into software supply chains from source code to production and back again, including AI apps. Continue Reading
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News
05 Sep 2024
IT vendors still search for open source license sweet spot
Elastic returns Elasticsearch and Kibana to open source licenses while Sentry floats Fair Source, as balancing business and community success remains a work in progress. Continue Reading
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Definition
26 Aug 2024
What is value-sensitive design?
Value-sensitive design is a concept that advocates the consideration of human principles and standards when planning technology. Continue Reading
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Tip
26 Aug 2024
UX design principles: Why should testers know them?
Usability is key to the success of an application. Learn what developers and testers should look for to optimize usability and maximize the business value of an application. Continue Reading
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Video
22 Aug 2024
Sprint review vs. retrospective: What's the difference?
While the purposes of Scrum sprint planning and the daily standup are self-evident, people often confuse the sprint review and retrospective. Here's the difference between them. Continue Reading
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Tip
20 Aug 2024
Speed vs. quality in software testing: Can you have both?
Testing can slow development and quick releases can come at the price of quality. Teams should not have to choose. Learn to efficiently pursue quality in development and testing. Continue Reading
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Tip
16 Aug 2024
User mode vs. kernel mode: OSes explained
Kernel mode exists to keep user applications from disrupting critical system functions. Learn how each state works and what can happen when an error occurs in kernel mode. Continue Reading
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Definition
15 Aug 2024
What is geolocation? Explaining how geolocation data works
Geolocation technology identifies physical locations of devices and individuals based on information such as geographic coordinates and internet protocol addresses (IP address). Continue Reading
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Feature
14 Aug 2024
Learn about the negative impacts of technical debt
Key leadership decisions like poor architecture to rushed processes can lead to technical debt that will affect a company long-term. Learn more about these effects. Continue Reading
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Definition
14 Aug 2024
What is quality assurance (QA)?
Quality assurance (QA) is any systematic process of determining whether a product or service meets specified requirements. Continue Reading
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Definition
13 Aug 2024
What is an embedded system?
An embedded system is a combination of computer hardware and software designed for a specific function. Continue Reading
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Definition
07 Aug 2024
What is a quality gate?
A quality gate is a milestone in an IT project that requires that predefined criteria be met before the project can proceed to the next phase. Continue Reading
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Tip
06 Aug 2024
Epics, features and user stories explained
Epics, features and user stories are all uniquely important work products in Agile product management. Learn the difference between them and how they work together to create value. Continue Reading
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Definition
05 Aug 2024
What is a device driver?
A device driver, or driver, is a special kind of software program that controls a specific hardware device attached to a computer. Continue Reading
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News
02 Aug 2024
AWS CodeCommit, Cloud9 closure communication critiqued
AWS CodeCommit gives up the Git ghost to competitors, while a lack of advance notice to users has some IT pros questioning the future of other services. Continue Reading
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Video
02 Aug 2024
RestController vs. Controller: What's the difference?
Spring 4 introduced the RestController to simplify RESTful API development, but most Spring Boot developers still don't know how it differs from the Spring MVC Controller. Continue Reading
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Definition
31 Jul 2024
What is continuous integration (CI)?
Continuous integration (CI) is a software development practice in which frequent and incremental changes are routinely added (integrated) to the complete codebase immediately after the changes and additions are tested and validated. Continue Reading
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Video
30 Jul 2024
Spring Boot REST API crash course
If you want to master RESTful API development in Java, you need to learn the Spring Boot web APIs. This REST tutorial gets you up to speed quickly on Spring Boot and REST. Continue Reading
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Tutorial
29 Jul 2024
Natural language programming using GPTScript
GPTScript enables programmers to use natural language syntax and tap into OpenAI when building apps. Here's a basic GPTScript tutorial with examples for beginners. Continue Reading
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Definition
29 Jul 2024
What is no-code? Everything you need to know
No-code is a software development approach that requires few, if any, programming skills to quickly build an application, website or module that links into an existing system. Continue Reading
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Definition
29 Jul 2024
What is REpresentational State Transfer (REST)
REST (REpresentational State Transfer) is an architectural style for developing web services and systems that can easily communicate with each other. Continue Reading
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Definition
26 Jul 2024
What is a bitwise operator?
A bitwise operator is a character that represents an action taken on data at the bit level, as opposed to bytes or larger units of data. Continue Reading
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Definition
26 Jul 2024
What is an API endpoint?
An API endpoint is a point at which an application programming interface -- the code that enables two software programs to communicate with each other -- connects with the software program. Continue Reading
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Definition
23 Jul 2024
What is computer-aided software engineering (CASE)?
Computer-aided software engineering (CASE) describes a broad set of labor-saving tools and methods used in software development and business process modeling. Continue Reading
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Tip
18 Jul 2024
What dangling pointers are and how to avoid them
Plenty of legacy systems are vulnerable to attackers looking for dangling pointers to gain unauthorized access. Learn how to identify dangling pointers and protect your network. Continue Reading
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Definition
16 Jul 2024
component
In programming and engineering disciplines, a component is an identifiable part of a larger program or construction. Continue Reading
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Definition
16 Jul 2024
exception handler
An exception handler is code that stipulates what a program will do when an anomalous or exceptional event occurs and disrupts the normal flow of that program's instructions. Continue Reading
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Video
15 Jul 2024
How to print any star pattern in Python -- or Mojo
Mojo is a superset of Python. What does that mean? For one, printing a Python star pattern looks a lot like solving a Mojo star pattern. Continue Reading
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Video
15 Jul 2024
REST vs RESTful API: What's the difference?
Are your APIs RESTful? The only way to know is to fully understand what REST is. Here's how REST and RESTful APIs work together. Continue Reading
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Tutorial
12 Jul 2024
Using generics in Typescript: An in-depth tutorial
Generic variables give the TypeScript language versatility and compile-time type safety that put it on par with Java, C# and C++. These examples show how to use TypeScript generics. Continue Reading
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Definition
09 Jul 2024
GitHub
GitHub is a web-based version control and collaboration platform for software developers. Continue Reading
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Video
09 Jul 2024
Python's GIL removal is a poison pill and benefits Mojo
Developers have pleaded for 30 years for the stewards of the language to remove Python's GIL. If they do it now, it will be the end of Python. Continue Reading
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Tip
03 Jul 2024
How to use parallel streams in Java with virtual threads
Virtual threads in Java currently lack integration with the stream API, particularly for parallel streams. Here's how a JDK 22 preview feature addresses the problem. Continue Reading
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Tip
02 Jul 2024
A guide to software design documentation and specifications
Software design documents still rank as important SDLC components -- even in the age of DevOps. Learn why they are important, how to write one and who should contribute. Continue Reading
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Tip
02 Jul 2024
Requirements vs. user stories in software development
User stories fulfill the same purpose as software requirements but through different means. Learn how to write user stories and how they relate to software requirements. Continue Reading
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News
25 Jun 2024
JFrog buy bolsters MLOps combo with DevSecOps
JFrog plans to meld AI/ML development with established DevSecOps pipelines through the acquisition of Qwak in a bid to help more enterprise AI apps reach production. Continue Reading
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News
24 Jun 2024
Workday GenAI upgrade aims to speed and simplify app dev
Workday speeds up creation of apps with AI-powered Developer Copilot and Visual UI Mode. Low-code improvements aim to help citizen developers. Continue Reading
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Definition
20 Jun 2024
software patch
A software patch or fix is a quick-repair job for a piece of programming designed to resolve functionality issues, improve security or add new features. Continue Reading
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Video
20 Jun 2024
No-GIL Python is a mistake
Python's GIL is slated for the chopping block, and while the promise is improved performance, the reality of removing the GIL may be quite different. Continue Reading
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Definition
14 Jun 2024
reactive programming
Reactive programming is a programming paradigm, or model, that centers around the concept of reacting to changes in data and events as opposed to waiting for an event to happen. Continue Reading
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Tip
14 Jun 2024
ORM vs. SQL: When to use each
Object relational mapping and raw SQL are two different ways to interact with relational databases. Learn when to use each of the two methods and when using both is appropriate. Continue Reading
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Definition
14 Jun 2024
object-oriented programming (OOP)
Object-oriented programming (OOP) is a computer programming model that organizes software design around data, or objects, rather than functions and logic. An object can be defined as a data field that has unique attributes and behavior. Continue Reading
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Tip
10 Jun 2024
5 Java ORM tools to know
ORMs are a popular method for connecting to databases from Java. Consider the tradeoffs of these ORM tools to decide which tool to run with. Continue Reading
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Definition
06 Jun 2024
software
Software is a set of instructions, data or programs used to operate computers and execute specific tasks. Continue Reading
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Definition
06 Jun 2024
domain-driven design (DDD)
Domain-driven design (DDD) is a software development philosophy centered around the business domain, or sphere of knowledge, of that software's users. Continue Reading
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Definition
31 May 2024
CQRS (command query responsibility segregation)
CQRS (command query responsibility segregation) is a programming design and architectural pattern that treats retrieving data and changing data differently. Continue Reading
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Video
30 May 2024
Constructor overloading in Java
Not every language supports method overloading, but Java always has. Here's how to perform constructor overloading in Java. Continue Reading
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Definition
30 May 2024
clipboard
A clipboard is a feature in an operating system or application that temporarily stores data copied or cut from a document or other location, allowing the user to transfer or duplicate it elsewhere. Continue Reading
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News
29 May 2024
JFrog-GitHub partnership eyes software supply chain security
JFrog and GitHub released a set of focused integrations that provide better visibility across the software supply chain and advance the idea of 'EveryOps.' Continue Reading
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Definition
23 May 2024
CALMS
CALMS is a conceptual framework for the integration of development and operations (DevOps) teams, functions and systems within an organization. Continue Reading
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News
21 May 2024
Microsoft Visual Studio, Azure updates target AI developers
Microsoft updates this week aim to address the struggles of early enterprise generative AI adopters that have stalled efforts to put pilot projects into real-world production. Continue Reading
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Tip
20 May 2024
How to create an engaging README file
Every developer must learn the art of creating a README file to explain critical information about their software projects to internal stakeholders and customers. Continue Reading
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News
14 May 2024
What Google Gemini AI updates mean for software developers
Google's AI dev tools deliver natively multi-modal models that can process huge amounts of data more efficiently and affordably, making it easier to develop apps using AI. Continue Reading
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News
01 May 2024
Amazon Bedrock users adapt app dev to GenAI
Early adopters of Amazon Bedrock shared lessons learned about incorporating generative AI into software engineering workflows, from managing cloud costs to writing prompts. Continue Reading
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Definition
29 Apr 2024
integrated development environment (IDE)
An integrated development environment (IDE) is a software suite that consolidates basic tools required to write and test software. Continue Reading
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Definition
26 Apr 2024
12-factor app
Twelve-factor app is a methodology for building distributed applications that run in the cloud and are delivered as a service. Continue Reading
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Definition
26 Apr 2024
feature-driven development (FDD)
Feature-driven development (FDD) is an Agile software development framework that organizes work around product features. Continue Reading
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Definition
25 Apr 2024
model-driven development
Model-driven development (MDD) is a format to write and implement software quickly, effectively and at minimum cost. Continue Reading
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Tip
18 Apr 2024
The 7 stages of the SDLC explained
The development process can be broken into seven distinct phases that transform high-level plans into production-ready software. Learn how to approach each phase of the SDLC. Continue Reading
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Tip
17 Apr 2024
Learn the phases of feature-driven development
Learn how development teams can use the five phases of feature-driven development to put Agile principles into practice by structuring projects around app functionality. Continue Reading
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Tip
11 Apr 2024
Speed up Python and NumPy by avoiding the conversion tax
Data and memory transfers in Python come with a hidden performance tax. Here's how to use NumPy for optimal performance by avoiding jumps across a hidden line of conversions. Continue Reading
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Video
09 Apr 2024
Top REST API URL naming convention standards
There is no official REST URL naming standard. However, these 15 RESTful API naming conventions will help you create highly interoperable web services. Continue Reading
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News
09 Apr 2024
New Google Gemini AI tie-ins dig into local codebases
Google ties in its latest Gemini AI model with company-specific data in a new code assistant and Vertex AI updates that also anticipate a coming wave of AI agent development. Continue Reading
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Definition
09 Apr 2024
middleware
Middleware is software that bridges the gap between applications and operating systems by providing a method for communication and data management. Continue Reading
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Video
04 Apr 2024
10 constructor types in Java
How many different types of Java constructors could you name? The Java spec names 10. Generic, canonical and anonymous Java constructor types just might be new to you. Continue Reading
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News
04 Apr 2024
JetBrains IDEs add local AI code completion
JetBrains beats GitHub Copilot to an increasingly popular trend that circumvents copyright and data privacy concerns with cloud-based AI assistants. Continue Reading
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Tip
04 Apr 2024
How to apply impact mapping to software with examples
Impact mapping can reduce scope creep and enable flexibility in the SDLC by creating a shared understanding among all stakeholders. Learn how to apply it to software projects. Continue Reading
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Tip
26 Mar 2024
Testing generative AI apps
With generative AI apps rising in popularity, QA professionals should be aware of their unique failure modes. Learn what testers need to consider when handling these tools. Continue Reading