Error to indicate that you do not have permission to view the page.

A response code indicating that the client was able to connect to the specific server, but could not find what was requested. This generally occurs when a user attempts to follow a broken or dead link.

Error to indicate that the web server is not accessible.

Short for Asynchronous JavaScript and XML. With this web apps can send and receive data in the background without disrupting the display and behavior of the page.

is a coding language and web-app framework mostly maintained by Google that is used to address challenges encountered in developing single-page web apps.

The most popular web server type in the world. Apache began in early 1995 and played a major role in the initial rise of the World Wide Web.

Microsoft's server-side programming language. It's a direct competitor to PHP and is most commonly used in business applications.

are used to provide additional information about HTML elements. For example an HTML element like a paragraph can have an attribute of being aligned (left, center, or right).

The most popular front-end framework for building websites and applications. It was originally developed by some developers at Twitter and is free and open source.

are used to give different styles to a website and are separate from template markup or content. A given HTML document can take on a drastically different feel based on its CSS.

Content Delivery Network. This is the practice of hosting website assets across a global network of servers versus a single web server.

These are actions that happen on the user's end inside their web browser (or client). HTML, CSS and Javascript are all client side technologies in that they don't depend on the web server to function.

A tool used to build websites that make it easier for people without web development experience to manage the content of a website.

Another critical piece of the planning phase, a conversion map shows you the alignment between pages, their calls to action and the stage in the buyer's journey.

is the language used to add style to documents created with HTML.

is the latest version of CSS, introducing A1features like rounded corners, shadows, gradients, transitions or animations, and new layouts like multi-columns and flexible box or grid layouts.

Used by expert HubSpot CMS developers to create customized functionality above and beyond the out of the box capabilities of the platform.

are parts of CSS code where a property and value for the selector are displayed inside a pair of curly brackets. {font-size: 1.5em;}

Domain Name System. See the entry "Name Server" on this point.

is the company that actually manages the reservation of Internet domain names. A domain name registrar must be accredited by a generic top-level domain registry such as ICANN (the Internet Corporation for Assigned Names and Numbers). function.

is an identification string, essentially the name of a website. New Breed's Domain Name is newbreedmarketing.com. A subdomain is simply a domain that's part of a larger domain.

Another common free, open-source CMS written in PHP.

are individual HTML components of an document or webpage. For example, a paragraph in an HTML document is an element.

is a markup language that sets a collection of rules to define the encoding format for a document type. It's goal, as with JSONis to be easily readable by humans as well as machines.

A method to prevent outside computers from accessing a local network. This helps with security threats from outside entities.

This is a fairly loose term that's thrown around a lot. In general, it's a collection of code (classes, libraries, etc.) that is reusable for future projects.

describes all the parts of a website that can be seen and interacted with by users. Front end web development usually involves coding with HTML, CSS, and JavaScript.

A group of modules that appears on multiple templates throughout the website. For example, the footer of a website is a common global group.

A module that appears on multiple templates throughout a website.

These controls were first used on mobile but since have seen expanding use on desktop sites as well to reduce clutter in the header area.

The large image, headline and call to action that will usually be seen above the fold of the homepage.

is an acronym for HyperText Markup Language. It is the standard language used to create web pages. It provides a way to make structured documents using a series of element tags.

is the latest version of HTML. HTML5 focuses on features that can be used on low-powered devices , the native ability to work with multimedia and graphic content, and new semantic web tag elements .

HubSpot's server-side templating language. Though very similar to Jinja 2's syntax, it is actually written from the ground up in Java for better performance.

HubSpot's CMS that is an add-on to the core marketing platform. It differs greatly for most of its competitors in that it fully integrates into your marketing and sales automation platforms.

Microsoft's version of a web server. Though not as popular as Apache it's often used for business applications.

A numeric system which directs traffic to a particular server on the Internet. All websites eventually map back to an this number where the files actually live.

Not the same thing as JavaScript. It is a general purpose computer programming language.

Along with HTML and CSS, JavaScript is one of the three essential technologies of websites, known as the programming language of the web.

Another common free, open-source CMS written in PHP.

The most popular JavaScript library designed to simplify client-side scripting to extend and simplify what can be done in plain JavaScript.

Short for JavaScript Object Notation and pronounced J-Sawn. It gives humans a way to easily read a collection of data in a logical manner that is still machine readable.

In web development this refers to a pre-written set of code that can be leveraged for future projects.

A CSS3 module allowing styles to apply depending on conditions. Horizontal screen resolution "breakpoints" are the most popular use of media queries, which are a cornerstone of responsive web design.

are HTML elements that don't appear visibly for the user on a webpage, but give the web browsers additional information about the page keywords, author of the document, last modified, etc.

A standard piece of back-end HubSpot CMS development.

A collection of aspirational design elements you would like to see incorporated into your website. Think of it as a scrapbook of sorts.

is a very popular database choice for developing web apps. It is a central piece of the LAMP stack (Linux, Apache, MySQL, Perl/PHP/Python).

is a computer server that tells a user's computer where a particular resource is hosted.

You might also hear this discussed as the information architecture. What this refers to is the structure and hierarchy of the pages of the website.

Fairly recent in the scheme of things and is a server-side runtime environment which uses Google's V8 JavaScript engine. It has event-driven architecture and starting to replace PHP for some uses.

A platform where anyone has the ability to write applications for it, or a piece of software for which source code is made available for free, allowing for redistribution and the ability to modify that code.

are sets of angle brackets with an HTML element character(s) that contains a piece of content or part of the structure for a web page Example of opening tag: <p>

This is a development technique to create perspective on a site when an element moves faster or slower than the page scroll.

A server-side scripting language. Originally it stood for Personal Home Page, but now is a recursive backronym PHP: Hypertext Preprocessor. Because it powers the biggest CMS platforms in the world (WordPress, Drupal, etc) it's one of the most common technologies on the Internet.

Not used as frequently as it once was a few years ago, but a portal refers to the login environment of any given software.

The live environment which is accessible to the public on the Internet.

A property in CSS is the part of a web pages foundational HTML code (font size, color, margin) whose appearance or style is changed by CSS.

Another widely used general-purpose programming language. It was created by Guido van Rossum in the Netherlands as the successor to the ABC language.

is the ability of a website to adapt and scale to allow usability on all device types regardless of manufacturer or operating system. This is done by using a variety of CSS properties.

Rich Site Summary or Really Simple Syndication XML files contain information that's frequently updated, such as blog entries and news headlines, using a family of standard web feed formats.

This is when a website doesn't follow conventional scrolling top to bottom but instead only a piece of the page moves while you scroll.

is a part of CSS code that defines which HTML element the CSS styling effects. For example if element “p” (say, a specific paragraph) is a selector, then

Self-closing tags are opening tags that don't have a corresponding closing tag but instead close themselves with a forward slash before the right angle bracket.

are HTML elements that provide information to the web browser processing the page as well as the developer building it. These like <header>, <section>, and <article> define their content in their name.

These are actions that happen on the web server's side when a user is interacting with a website. A common server-side example would be taking a form submission and storing the information in a database.

are outlines or maps of the pages that make up a website.

The ability to create a unique experience for a user based on certain segmentation criteria in HubSpot based on list membership, event tracking or referral source.

Secure Sockets Layer is a security technology for establishing an encrypted link between a web server and a browser. This is absolutely necessary when dealing with monetary transactions.

A development environment where a website can be developed in private before it is moved into the live production environment.

This is when the main menu of a site will stay on your screen, even as you scroll down below the fold of the website. It is a common best practice in modern web design.

are the HTML elements used to organize the content of a web page. Structural elements like <div> and <span> are used to group block level and inline content together.

Any page that is not your homepage. Another way to think of this is any page on a URL that is a sub-folder of your main domain.

A template is the coded version of one of the page layouts you saw in the wireframe. A website will be made up of many different templates.

is a value set in seconds that tells how long it will be until your local computer refreshes its DNS information for a given domain record. So for example, a TTL value of 3600 would be 60 minutes (3600/60) or one hour.

describes the emotions, attitudes, and ease-of-use a person has when using a product or service.

is the path typical users take when starting on a website and moving toward an action on the site. Creating a smooth path that is intuitive for users to follow is part of user experience (UX) design.

includes all the parts of a website, app, computer, smartphone, etc. that the user can manipulate and interact with.

are theoretical user profiles created by UX and web designers to define what kind of user a website is being built for and what their needs are.

is the process of investigating how users behave on a website and examining how that behavior can lead to a better website experience and design.

is the CSS code that defines the settings for for a CSS property.

Virtual Private Network. This allows remote computers to log into a Local Area Network and gain access to servers otherwise restricted to outside users.

are companies that provide space to make websites accessible on the Internet. The web host is the server which physically hosts the files and databases that make up a website.

are sketches of the key information that goes on each page of a website, essentially showing the site skeleton.

The world's most popular blogging platform which is free and open-source.