We all know the joke about how node_modules is the heaviest object in the universe. For example, a project that uses only fastify, knex, typescript, and uuid generates an 83MB node_modules folder! That's huge! And those four packages are far from a complete set for a relatively small back-end. A more realistic size for node_modules is north of 100MB, in some cases reaching 1GB.

A ServiceConfigurationError is thrown in Java when a service provider cannot be loaded successfully. For instance, the format of the provider-configuration file appears to violate some aspect of the specification.

A FormatFlagsConversionMismatchException is an unchecked runtime exception which is thrown when a conversion and a flag are incompatible in the source code. This is a very common exception encountered when the programmer tries to format the string. Unless otherwise specified, passing a null argument to any method or constructor in this class will cause a NullPointerException to be thrown.

Being a creative professional, there’s nothing worse than forgetting or slipping off of an amazing content idea. Whether it’s for something you’re writing or something you’re building, a tool that can help you keep track of ideas by recording them instantly would be just awesome, right? Well, that’s exactly where Simplenote comes into the picture. Simplenote is a helpful note-taking software for budding writers, bloggers, and freelancers.

Debug logs are incredibly valuable for the wealth of information they contain, but generally speaking, companies avoid collecting them in production because they are very expensive in both dollars and performance. When we talk about production observability, we are likely spending more money for more data, data that itself might be excessive.

Organizations invest in software with the idea that the new tools will deliver a variety of benefits. Some benefits are more qualitative, such as an improved user or customer experience, but others can have a direct impact on your bottom line. Whether it's an asset management solution, payroll system, or procurement application, technology has the ability to save organizations substantial amounts of money by streamlining your business processes.

With the global increase in digital adoption, our customers must build better digital experiences for their own customers to stay relevant. There are, however, many underlying components that need to be stitched together and maintained before an organization can start building digital experiences. This process is complex and time consuming, and there are very few organizations that have the capabilities to do so.

It’s no secret: we’re fans of API first companies like Twilio. With more than ten million customers using their platform, it seems we’re not alone. Longtime the darling of developers, Twilio’s approachable platform makes it easy to send voice, video, and SMS messages across nearly any context. Today, we’re diving into how Twilio still offers the best in customer engagement.

Many API developers and companies struggle to find ways to easily set up systems to monetize their APIs. Some are simple but not customizable, some are complex and require massive engineering effort to actually get it all running. To make things easier, Moesif created a feature a few months ago called Billing Meters which gives massive customizability but with a minimal amount of code and engineering effort.

This article walks you through the steps of setting up the MobSF Scan tool on an AWS EC2 machine with Docker and Bitrise to be able to run your static analysis tests easily.

How do you debug your PHP code? If you use `echo`, `var_dump`, and `print_r`, there's a better way: use a debugger! Join Mauro Chojrin for an exploration of three world-class debuggers available for PHP.

The PHP 8.2 release is just around the corner, and with it comes a number of fixes, improvements and deprecations. It is scheduled to be released late in November 2022. A third beta version of PHP 8.2.0 has now been released for testing. Before going into PHP 8.2 let’s take a quick look at the features of PHP 8.0 and 8.1. Some of the enhanced features in PHP 8.0 & PHP 8.1 are: In this blog post, we'll take a look at some of the most anticipated features coming in PHP 8.2.

Hot sand. Cold drinks. New Appian features. My perfect kind of August! The heat may be relentless, but we’re staying cool with the Appian 22.3 release. From codeless data modeling to SAML “Remember Me” log-in configurations to a one-stop shop Solutions Hub, this release brings you new capabilities that make building apps easier than ever so you have more time to enjoy your summer. Missed the webinar with Appian VP of Product and Deputy CTO, Malcolm Ross? Don’t sweat it.

Getting data *into* your database is easy, but querying large datasets is challenging—especially without the right indexes. Pavel Tkachenko teaches how to write performant SQL queries with EXPLAIN and ANALYZE.

The NoCredentialsError is an error encountered when using the Boto3 library to interface with Amazon Web Services (AWS). Specifically, this error is encountered when your AWS credentials are missing, invalid, or cannot be located by your Python script. These credentials are stored by default at ~/.aws/credentials which contains your access key and secret access key for using AWS services, along with other configuration details such as your region code.

Python is insanely popular among machine learning enthusiasts these days. Hence, anyone developing a machine learning model normally turns to Python. The real challenge arises at the deployment stage because you can use many frameworks. Figuring out which Python framework to use may add to the confusion. This post discusses two popular machine learning frameworks, Flask and Django. We’ll also compare them side by side, so that you can make the right choice.

It’s always great to build something that makes money. The most successful businesses often find the easiest and most efficient ways to make money, while keeping costs and support to a minimum. After all, the best businesses and products are simply the ones that know how to build revenue. Many companies now look to monetizing their APIs as part of their overall monetization strategy. API monetization isn’t always easy though.

In this post, we'll dive into ractors in Ruby, exploring how to build a ractor. You'll send and receive messages in ractors, and learn about shareable and unshareable objects. But first, let's define the actor model and ractors, and consider when you should use ractors.

Insurance companies, like those across many other industries, struggle with systemic issues brought on by disjointed, outdated core technologies. To help minimize the strain disconnected systems can cause, Appian invests in experts with years of first-hand experience to deliver digital solutions that can increase efficiency and improve the customer experience.

Change failure rate indicates the efficiency of your team’s overall development process; here's how to improve CFR for your mobile app.

In the first part of this series on maintainable Elixir code, we started by applying rules for code predictability in our code design. We immediately saw an emerging pattern: a series of transformations on state. In this part, we'll explore this pattern further. We'll first learn how to write expressions as reducers. Then we'll use metaprogramming to make use of reducers and enforce code style seamlessly. Finishing up, we'll see an example where all the pieces fit together. Let's get going!

For the future of business, merely maintaining the status quo won’t be enough. Organizations need to both improve the speed at which they are building applications and expand their pool of developers. Sound challenging? Low-code can help.

Here at Appian we're really excited to have released our low-code data security feature earlier this year. If you're not sure what that is, you're in good company. Even our parents just look at us blankly before saying "that's nice, dear" and changing the subject. Someone who doesn't love us unconditionally might be more skeptical.

Some of the world's most security-conscious companies rely on Bitrise to build safely. This article is a summary of the most important security-related measures we take to make sure your sensitive data is always protected.

Amazon's Elastic Beanstalk makes it easy to deploy and scale your applications with load balancing, health monitoring, and auto-scaling. In this tutorial, you'll learn how to deploy a Node JS application with AWS Elastic Beanstalk.

Lead time is a crucial metric in software development; it measures the time between the allocation of the work through code commit and finally to production. For us, lead time is essentially the time from backlog to the app store, or from production to the app store.

Next.js is an open source React web development framework built on top of Node.js. The Next.js framework is known for: With the help of the NextAuth.js library, I will explain how to authenticate a user in a Next.js application with WSO2 Identity Server. NextAuth is an open source authentication solution for Next.js applications. More information about NextAuth.js is available here.

We received a lot of questions during our Build Pipelines webinar in July, so in this article, you'll read part 1 of the Q&A about Build Pipelines and rerunning workflows, stages, or pipelines.

It’s only been a few months since we introduced Appian Portals and already the excitement is palpable. Businesses across a variety of mainstream industries are building portals with Appian in a matter of days in order to engage with new and potential customers, manage vendors, accept complaints, provide quotes, and so much more.

OpenTelemetry is a free and open-source software initiative with the objective of supplying software developers with the means to create distributed systems. OpenTelemetry was developed by engineers at Google, and developers have the ability to utilize it to create a standard foundation for the construction of distributed systems. The goal is to enable developers to write code once and then deploy it in any location of their choosing.

Since 2016, the Stack Overflow Developer Survey has named the Rust language, also known as Rustlang, the "most loved programming language". It is one of the most highly regarded modern programming languages in the world. The syntax is quite similar to C++, but it has extra features like memory safety that can make your life much simpler and more secure.

Automating your test suite helps get your code to production faster. In this tutorial, you'll learn how to write unit tests for Django and run them with GitHub Actions.

Prototyping is made easier with the software. In order to create a prototype as close as possible to your final vision, the best prototyping tools use design features, navigation elements, and interactions. During product development, this can help you avoid costly reworks. Rapid prototyping should be part of any project, whether it is a mobile app or a website design.

How can you be sure your technology investment will have real, positive business impact? When it comes to tech purchases, organizations, like individual consumers, often experience buyer's remorse. When consumers buy apps or gadgets that don't deliver on the promise of making our lives better/easier/more glamorous, we relegate the unused tech to a drawer, some miscellaneous folder on our computer desktops, or worse, a landfill.

It is pretty common to envision software developers spending most of their time writing fancy code, building new, shiny features for applications, and smoothly deploying them to production. However, the reality is usually messier. Things break all the time — your code fails, the system runs out of memory, exceptions go unhandled, dependencies conflict, servers overload, slow requests take forever, and whatnot.

Choosing the right tool for a web application can be tricky. But if you do, it will make things a lot easier for you. Depending on your application, combining Node.js and MongoDB works well most of the time — especially if you use a front-end framework like React (MERN), Angular (MEAN), or Vue (MEVN). In this tutorial, you will learn how to create a CRUD application using Node.js and MongoDB and write some basic tests for your Node.js API.

OperationalError is a class of error encountered while working with the psycopg library in Python. Operational errors are closely linked with the connect method within psycopg and typically occur when parameters passed to this method are incorrect or invalid. This may mean that a parameter, such as a database name, is spelled incorrectly, has changed, or that the database server itself is experiencing a problem.

The rapid growth in the development and use of APIs shows no sign of slowing down, and the central role APIs play in digital business across industries continues to surge right along with that growth. One recent survey of IT leaders found that 98% consider APIs mission critical, with 81% currently working with microservices and 18% planning to do so soon. The exponential growth in APIs has been such that most software in use today either uses an API or is one.

Learn why mobile finance teams choose Bitrise for Mobile DevOps, understand how mobile leaders use Bitrise for their finance apps, and find out what to do to achieve mobile success.

PHP is a powerful, server-side programming language with numerous benefits and features. The language is extensively utilized to create various web development solutions. However, core PHP may not be suitable to work on complex business requirements, as PHP code may get intricate. Also, efficiently maintaining complex applications built on PHP normally requires those who worked on the original project.

WSO2 API Controller 4.1.0 was released with WSO2 API Manager 4.1, which supports performing CI/CD tasks for APIs/API Products and Applications alongside WSO2 API Manager.

DevOps personnel can migrate API Products using WSO2 API Controller, adding more value to the CI/CD process in collaboration with WSO2 API Manager. This blog highlights the use cases of migrating API Products and also specifies different flag usages using WSO2 API Controller 4.1.0. Let’s begin.

The JavaScript RangeError: Maximum call stack size exceeded is an error that occurs when there are too many function calls, or if a function is missing a base case.

Sometimes you have a task that is too slow for a typical web request, such as sending an email or parsing a CSV file. Laravel Queues are a great fit for that type of work. In this article, Farhan dives deep into the Laravel docs to help us understand all of the various options.

When it comes to the claims process, speed is of the utmost importance. However, too often, manual inefficient processes slow insurers down, resulting in settlement delays, a poor customer experience, and higher costs. And today’s economic climate only exacerbates claims leaders' challenges.

WSO2 Identity Server is an API-driven open source IAM product designed to help you build effective CIAM solutions. It is based on open standards such as SAML, OAuth, and OIDC with the deployment options of on-premise, cloud, and hybrid. It supports complex IAM requirements given its high extensibility. WSO2 Identity Server manages more than 1 billion identities worldwide.

Internationalization means adapting your application to the language and culture of your users—a difficult task! Luckily, Rails provides the I18n API. In this article, Pavel Tkachenko shows us how to start translating.

One of the main attributes of low-code development is speed. With the Appian Low-Code Platform, building, modifying and executing enterprise applications is fast and easy. And data is what powers those applications. That data has to be organized and managed, and this can slow down the development process.

Complex modern systems are the new reality for infrastructure teams, and this is due to the evolution of Cloud Computing and working with Distributed systems, containerization, and microservices by default. The teams now have different infrastructures and virtual services with which they must take care of scalable, reliable, and performative applications.

Kubernetes is both revolutionary and “diffusionary.” It is a complete restructuring demanding a whole new slew of companion and support tools to cover and prop up the entire ecosystem. There are literally hundreds of tools – both open-source and proprietary – designed specifically with k8s in mind.

An API is a unique product. There is no presentable UI or outcome a developer can show and market similar to a regular product in the marketplace. The only way to perceive its usefulness is to spend time testing and understanding the value it brings. Given these unique conditions, monetizing an exposed API requires a different approach compared to monetizing other products. This post discusses how to build a pricing strategy for your APIs and which aspects you should consider.

How many emails do you receive and send each day to your coworkers on average? And how long does it typically take for you to update your team on the progress or objectives of your tasks? You should think about changing your collaboration tools if your productivity bothers you. There are many software solutions for team collaboration and communication. With so many alternatives available in the market, it might get difficult to choose the best one for yourself and your team.

Being able to group a set of users or companies based on their behaviors or traits can be extremely useful. In Moesif, we have a feature called Saved Cohorts which allows you to do exactly this. Saved Cohorts can help businesses power marketing campaigns and other sales initiatives, help engineers and customer success teams manage ongoing issues, and a host of other use cases.

In the first part of this two-part series on memory leaks, we looked at how Ruby manages memory and how Garbage Collection (GC) works. You might be able to afford powerful machines with more memory, and your app might restart often enough that your users don't notice, but memory usage matters. Allocation and Garbage Collection aren't free. If you have a leak, you spend more and more time on Garbage Collection instead of doing what you built your app to do.

The term “mobile app accessibility” is often applied to making apps accessible to people with physical disabilities. But what if accessibility could encompass diversity and inclusion as well?

While Elixir is frequently associated with web development, this is not where its capabilities end. As a general-purpose language, it can be used for virtually anything. You don't have to take my word for it — projects such as Nerves, Nx, Scenic, or LiveBook speak for themselves. But today, we will focus on something different: writing a command-line application in Elixir and preparing it for distribution.

Laravel by creating a project from scratch. After following this tutorial, you should be able to apply test-driven development in any future Laravel projects. Additionally, the concepts you will learn in this tutorial should also be applicable to other programming languages.

FIDO is a term that’s commonly heard of in the passwordless-authentication space. In this blog post, we’ll discuss how passwordless-authentication mechanisms first emerged, and also learn how FIDO authentication works.

Launching a digital project may get really overwhelming. You have to think about a dozen little tasks, from basic ones (like a simple website) to longer-term ones (like SEO and marketing). To make your life easier, here are seven tools to help you launch a successful digital project, be it a tool, an e-book or a new online business.

In this article, we are going to explore why the Stripe developer experience is so passionately supported by thousands of developers globally. One of Stripe’s missions is to increase the GDP of the internet, and over the last decade, they’ve successfully executed 250 million API requests per day and over 91 billion requests per year through their APIs.

APIs can have a huge impact on your business, creating value and delivering new income streams. But they don’t always do so in the way you might have had envisioned at the outset. Which means, when it comes to API monetization, it can pay to be prepared for the unexpected.

Say you’re running a web service that requires input. In turn, the web service delivers it to another backend service. If the backend service isn’t available for an extended time, do you have a fail-proof system in place? This is where the circuit breaker design pattern comes in.

Logging is a valuable tool for performance, monitoring, and debugging. This article will teach you best practices for logging in a Python application.

The psycopg2.errors.UniqueViolation is an error thrown by the when a user attempts to insert a duplicate key value. In an SQL or SQL-like database a key value is defined when a table is created. This key value is then used to reference specific rows of the table. In order to make calls to these rows unambiguous, this key value must be unique for every row. Any attempt to insert a new row which has a value in the key field that already exists in the table cannot be completed.

The Javascript ReferenceError occurs when referencing a variable that does not exist or has not yet been initialized in the current scope. The ReferenceError: event is not defined usually occurs while using an event handler if the event parameter is either not declared or declared incorrectly. For example, if on an onclick event, the handler does not declare the event parameter, this error is thrown.

With every iteration of automation technology that hits the market, one thing is clear: We are not far from a future where the only limit to what you can automate will be within the limits of your own imagination. Appian strives to open doors to the art of the possible by putting every automation capability you need to tackle any use case into our unified low-code platform. And in Appian 22.2, the latest product release, we’re opening Windows, too.

N|Solid provides unparalleled performance and security monitoring for various deployments and team sizes. You can configure the N|Solid Console to notify you when new vulnerabilities are found in your applications. DevOps professionals looking after applications running in production can be notified of performance and security issues earlier and then collaborate wherever they want (Slack, Microsoft Teams, email, etc.) to resolve them.

In this day and age, it’s more important than ever for CTOs to stay up-to-date with the latest industry news. But with so much information out there, it can be tough to know where to start. That’s why we’ve compiled a list of the best podcasts for CTOs, so you can easily find the ones that will be most relevant to you and your interests! We’ve rounded up some of the best podcasts for CTOs, covering everything from the latest industry news to career advice.

The ability to establish communication between your browser and the servers is now possible due to WebSocket libraries. It enables you to send messages to that server and receive event-driven responses in return. Even without checking with the server for updates. Additionally, some developers choose to use the WebSocket libraries' APIs. This is done to provide asynchronous communication between the server and your browsers.

More and more people are using Ruby on Rails to create a back-end API application for a front-end app. But what if you want to create a rich and functional interface with JavaScript and use Rails for the back-end, without having them in separate repositories? You can create a monolithic Rails application. This article will show you how to connect a Rails application with a front-end developed in React (without splitting the code into two separate applications).

Here’s something to know about me. I love breakfast food. With a capital “L.” And I have for my whole life. So it’s kind of surprising that I only recently added a crepe pan to my collection of kitchen tools. This crepe pan is great. It’s non-stick, but made from all-natural materials, and it’s the perfect size. I could even use it to cook bacon. Or scramble eggs. But I won't.

In 2022 there are many tools that a person who wants to create a picture or to process a photo can use. There are free and paid apps, websites that offer quick customization of photos and pictures’ templates, but if we are talking about the work of a web graphic designer, there is a need for much more advanced tools. Currently people who work in this sphere have split between Photoshop and Procreate, and both of those options have many advantages that satisfy the needs of specific people.

NCM —NodeSource Certified Modules— is the secure, reliable way to take advantage of the massive ecosystem of Node.js packages. Certified modules are compatible with Node LTS and monitored continuously to identify risk over time. Certification guarantees no security vulnerabilities or unverified code in modules or dependencies and is easy to set up and manage. No workflow changes are required.

Today, non-relational, schemaless data models dominate the domain of databases. Non-relational databases are more developer-friendly and scale better than the relational databases of the past. However, it is harder for them to do complex tasks. Now we have a new player in the game to address this issue: EdgeDB. EdgeDB is built on top of PostgreSQL and introduces a new conceptual model for representing data.

In this article, you’ll learn how to use Bitrise and Mobile DevOps to improve collaboration across your teams. With Bitrise, you see all the information you need and can easily onboard new team members.

Developers can adjust the space within and outside of elements on a webpage using the CSS margin and padding attributes to give it the appropriate look and feel. Despite how crucial these qualities are, most developers, especially beginners, frequently misunderstand them. The controversy around CSS margins vs. padding is clarified in this article.

How can you innovate quickly with APIs? Most companies are already implementing them, and some have success stories to share.

APIs are everywhere! In this article, you'll learn how to consume external APIs in Laravel using Guzzle.

In March 2022, FIDO Alliance and the W3C WebAuthn working group proposed a new version of the WebAuthn specification where they claim to resolve common usability issues with FIDO while ensuring a high level of security. This has started to gain significant attention in the identity domain during the past couple of months especially with the joint announcement from Google, Apple and Microsoft on their extended support for the FIDO passwordless standard.