Javascript Alert Title

React Navigation is built and funded by Expo , with contributions from the community. Upwork connects you with top freelancers and agencies around the world, or near you. JavaScript injection is a process by which we can insert and use our own JavaScript code in a page, either by entering the code into the address bar, or by finding an XSS vulnerability in a website. Template Literals. In this short article I will provide a tip on how to display multiple lines in a JavaScript Alert box or in other words how to create a multi-line Alert in JavaScript. How to use it: Load the customAlerts. Managed by @BryanRAnderson, @SophiaBollag, @HannahCWiley. By passing in an AlertType, default values for the title , headerText , and graphic properties are set, as well as the relevant buttons being installed. Creates an alert with the given AlertType (refer to the Alert. I thought this was kinda neat. You can control the features of the popup using the last argument to the window. I don't see how a signed script would help, unless that gives you access to some XUL related stuff I don't know about. DHTML Popup generates all necessary icons, images, html, javascripts, css styles automatically!. The trick is that when JavaScript is disabled and the popup script doesn't work, the link simply leads to the page. Ace your school projects with these 12 featured Prezi presentations and templates. title or winRef. hi, i want change title of javascript alert box to my own. Contribute to PaulNieuwelaar/alertjs development by creating an account on GitHub. Telerik and Kendo UI are part of Progress product portfolio. How can we get the Title value at editform. How to use it: Load the customAlerts. A beautiful replacement for JavaScript's 'alert' Delete important stuff? That doesn't seem like a good idea. Featured educator: John Wolfe; 30 August 2019. JavaScript / 대화상자 - Alert, Confirm, Prompt 자바스크립트에서 대화상자는 세가지가 있습니다. Here Mudassar Ahmed Khan has explained with an example, how to display message from Controller in View using JavaScript Alert MessageBox. The title bar is only shown when the style is set to "Full". PDF D ocument Management 14: Add PDF JavaScript into PDF Document. ramakrishna ippili. According to Apple's iOS Safari web documentation, you can use "iPhone JavaScript windows and dialogs" that are supported by. JavaScript: Popup Windows This how-to article about JavaScript popup windows shows you how to create a basic popup window, then shows you how to create several types of more complex popups. There is no official way to change the title in an alert box. December 15, 2014 at 8:37 AM. However, to keep your document well structured there are some basic guidelines: Most scripts can go inside the document head. NET page: page. In the conference I’m going to deliver a session about SVG and AngularJS and a workshop about JavaScript patterns for […] New Speaking Engagement – DevDay 2016. Learn how to do mapping, geocoding, routing, and other spatial analytics. aspx load event and save the value to variable then alert the value as messageBox Any help with java script please Stack Exchange Network Stack Exchange network consists of 175 Q&A communities including Stack Overflow , the largest, most trusted online community for developers to learn, share their. In this website you are going to find out the best JavaScript Codes for free! And you will be able to learn and use them in your blogs and websites. Jsom Code in Script Editor Web part. The confirm() method displays a dialog box with a specified message, along with an OK and a Cancel button. Additionally, jQuery removes other constructs such as data and event handlers from child elements before replacing those elements with the new content. A confirm box is often used if you want the user to verify or accept something. JavaScriptExecutor provides two methods "executescript" & "executeAsyncScript" to run javascript on the selected window or current page. The fact that I named it "firstline" carries no special meaning to Javascript; that is, it does not know that it is to be the first line in the document. 4 Audience. If you want to add a new line to the text displayed inside the JavaScript alert you will need to make use of the following new line character. source) Test x='\x61\x6c\x65\x72\x74\x28\x31\x29';new Function(x)() Test Test. ClientScript. Think of a DIV as a rectangle that can appear on a web page, be positioned where you wish, and hover over other content on the page. Since I've been doing alot of JavaScript programming lately, I figured I could start blogging some code snippets. Write(""); It displays an alert box with the heading title as "Message from webpage". aspx page, code-behind, and javascript. I don't see how a signed script would help, unless that gives you access to some XUL related stuff I don't know about. Since its release in 1995, JavaScript has gone through many changes. The JavaScript alert() function is a command that pops open an Alert box and displays the message that appears inside the parentheses—in this case, hello world. How to remove "Warning: Javascript Window" I have a few alert pops. If you’re looking at a view of the list or library on another page, you may have to click the title of the list or library first. This method is often used as a warning to users; developers often used it for debugging code. 오산아파트오산시전지역 취급합니다. If set to false, SweetAlert2 will allow keydown events propagation to the document. We don't check your input, so type carefully to avoid errors. Specifies the URL of the new window. alert() in the Acrobat JavaScript API Reference. The CloseFcn callback executes when the app user dismisses the alert dialog box by clicking the close button in the title bar or clicking the OK button. I am thinking to open a new window like some of you have mentioned above to display the links and answers. Browsers have native modal dialogs you can display using JavaScript to alert users to these important messages. JavaScript Alert. These can be alerts, warning or informational. I had to use this code to gather all form values so I could post them to the server using AJAX. Definition and Usage. Well, unfortunately, it’s not that simple. Here is a simple example to display a text in the alert box. There are many ways to achieve the desired result, but they have one thing in common – you should make sure that the controls are fully loaded in the page before trying to get a reference to them and use them in your JavaScript code. First Interstate is a community bank offering a variety of services including home loans, commercial loans, wealth management, online/mobile banking, and more. 1: How to Change the Joomla Read More Link for a Specific Article. There is also an option to change the buttons inside it and control their behavior. Alert Dialog Box. Built-in low-level integration allows you to use DevExtreme widgets in Angular, Vue, React, Ionic, ASP. DHTML Popup generates all necessary icons, images, html, javascripts, css styles automatically!. how do i change the title" message from webpage"in confirm pop-up. ตัวอย่างนี้จะเป็นการใช้ JavaScript ในส่วนของ alert และ confirm Sample 1 การใช้ alert ใช้กรณีที่ต้องการแสดงข้อความเตือนหรือแจ้งให้ผู้ใช้ทราบ Tutorial function fncAlert() { al. And before you ask, yep, this will work with almost any JavaScript Event Handler as long as the format allows you to write it as a specific line or trigger a function. These custom methods are completely customizable via CSS, each dialog can have its own title, and also provide an advantage to the usage of prompt() in IE7, where users get an ugly warning and. How to Use JavaScript to Change a Cascading Style Sheet (CSS) Dynamically by Christopher Heng, thesitewizard. The trick is that when JavaScript is disabled and the popup script doesn't work, the link simply leads to the page. An alert box is often used if you want to make sure information comes through to the user and it displays some information to the user. You can create your own windows with open(), but that window is not going to be synchronous. 1: How to Change the Joomla Read More Link for a Specific Article. Well, unfortunately, it’s not that simple. By setting buttons (plural) to true , SweetAlert will show a cancel button in addition to the default confirm button. Most web browsers run JavaScript in a very tightly controlled environment. In this short article I will provide a tip on how to display multiple lines in a JavaScript Alert box or in other words how to create a multi-line Alert in JavaScript. JavaScript provides for passing one value back to the code that called it after everything in the function that needs to run has finished running. DHTML Popup generates all necessary icons, images, html, javascripts, css styles automatically!. In Confluence Editor, click Insert > Other Macros , search for HTML macro, and insert it into the page. And the javascript standard doesn't provide that feature. For IOS You can add more option but for Android, it only supports three options max after that you have to make your own custom alert. This library allows you to create editable elements on your page. js, JavaScript can be used to build full-stack web applications. alert() is a simple function to display a message to a dialog box (also called alert box). Microsoft Store. RegisterStartupScript () method. While this is acceptable when working with short strings, string output will often be too long to be readable on one line. One of the most popular techniques I showed in that course was how to attach a alert message to any ActionResult , so that you could consistently display success, warnings, etc. One of the analogies we use with children is, “If your body is like a car engine, sometimes it runs on high (hyped up), sometimes it runs on low (lethargic), and sometimes it runs just right (alert and focused). Easily Add Bootstrap Alerts to Your ViewResults with ASP. SharePoint doesn't provide Folder Navigation in List View WebPart when the webpart is added to a page. Get Current Script Element. How do I do that? And, where does that text live?. Verify that you have JavaScript enabled in your browser. Click on the title of the alert you wish to modify. The CloseFcn callback executes when the app user dismisses the alert dialog box by clicking the close button in the title bar or clicking the OK button. Originally, HTML was primarily designed as a language for semantically describing scientific documents. Switch to the XFA scripting model (xfa. You can even create RSS feeds based on views, which means you can filter what gets published to the. Lost Nation Archery - var FC = FC || {}; FC. JavaScript (kurz JS) ist eine Skriptsprache, die ursprünglich 1995 von Netscape für dynamisches HTML in Webbrowsern entwickelt wurde, um Benutzerinteraktionen auszuwerten, Inhalte zu verändern, nachzuladen oder zu generieren und so die Möglichkeiten von HTML und CSS zu erweitern. European Commission - Science for Environment Policy - News. Get Element by Matching the Value of the "id" Attribute. In JavaScript, you might have to create a website with a calendar, a train schedule, or an interface to set up appointments. alert(message);Parameters message Optional A string you want to display in the alert dialog, or, alternatively, an object that is converted into a string and displayed. Make it easy for people to find all your photos on the site! Try DHTML Popup !. pop up javascript window with fade. alert style, you can also add text fields to the alert interface. You can also optionally add custom titles, buttons, and padding, just like the standard Alert. Are you sure you want to do that?. Buttons — The types of buttons to be shown. Required for notifications. [ Features] Optional. Programmers can use this function in NewForm. aspx load event and save the value to variable then alert the value as messageBox Any help with java script please Stack Exchange Network Stack Exchange network consists of 175 Q&A communities including Stack Overflow , the largest, most trusted online community for developers to learn, share their. Today lets see how to generate Fibonacci Series using JavaScript programming. Description. ", 3, 0, "Legislated. DevMedia - Plataforma para Programadores Tecnologias Android Angular Delphi Docker Engenharia de Software HTML e CSS Java JavaScript Node. In fact, every app in SharePoint can publish an RSS feed. 確認ダイアログを表示するスクリプトです。 okボタンとキャンセルボタンが付いたダイアログが表示されます。. In this tutorial, we have created a form div with id "form_sample" in our html page. dataLayer = window. GetWindowText. A basic button component that should render nicely on any platform. Most web browsers run JavaScript in a very tightly controlled environment. One of the most popular techniques I showed in that course was how to attach a alert message to any ActionResult , so that you could consistently display success, warnings, etc. (Default behavior in IE. Basic Webpage Controls with Javascript / COM This tutorial requires AutoHotkey v1. In JavaScript, showModalDialog() method creates a simple JavaScript showModalDialog method In JavaScript, showModalDialog() method creates a simple modal dialog box which is a simple html page but when a modal dialog opens, user can't switch to another page until it closes the modal dialog box. Larsen Ice Shelf/title. The Alert Program® has boiled down complex theory to create simple, practical solutions you can incorporate into your every day living. The CloseFcn function also executes when the app user closes the figure window for which the alert dialog box displays from the MATLAB command line. It provides mechanism to execute Javascript through Selenium driver. Write(""); It displays an alert box with the heading title as "Message from webpage". Home > Articles > Web Development > Ajax and JavaScript JavaScript in Action. 6 released on December 6 of 2000, but it was not completely functional until as late as version 1. JavaScript has limited access to the user’s operating system and the user’s files. location or simply location object is used to get information about the location of the current web page (document) and also to modify it. Mission Point Resort in Mackinac Island offers spacious venues with a picture-perfect backdrop for your special day. Description. Why does that say Warning? I think it could upset the user and they may think something is wrong. The expression is evaluated immediately, unlike the JavaScript onchange event which only triggers at the end of a change (usually, when the user leaves the form element or presses the return key). Showing the alert Showing the alert. This is the reason the two plugins shared a name and I chose that it was time. To add the $. So kann es vorkommen, dass sich ein Wert mit alert() ausgeben lässt, jedoch keine Zeichenkettenoperationen mit dem ausgegebenen Wert ausführbar sind, da es sich außerhalb der Ausgabe nicht um eine Zeichenkette handelt. Buttons — The types of buttons to be shown. While this is acceptable when working with short strings, string output will often be too long to be readable on one line. The following code opens a window with a status bar and no extra features. GetType(), "ShowMessage", string. I vaguely remember getting something up and running at the beginning of the project, but it was a huge mess between hidden elements in the. Smart function parameters. Answer: Use the jQuery :selected Selector. Most web browsers run JavaScript in a very tightly controlled environment. ™Get matched to top talent in minutes through our global network of skilled freelancers and professional agencies. 0 of Gecko released on June 5, 2002. You can read on title tag keywords at search engine friendly page here. hi, i want change title of javascript alert box to my own. (!![]+[])[0] %00%00%00%00%00%00%00 %00%00%00%00%00%3C%00%00%00s%00%00%00v%00%00%00g%00%00%00/%00%00%00o%00%00%00n%00%00%00l%00%00%00o%00%00. I thought this was kinda neat. First of all, "var x=" is a variable declaration; it declares a variable ("x" in this case) that will store the result of the confirm box. In JavaScript, showModalDialog() method creates a simple JavaScript showModalDialog method In JavaScript, showModalDialog() method creates a simple modal dialog box which is a simple html page but when a modal dialog opens, user can't switch to another page until it closes the modal dialog box. Why does that say Warning? I think it could upset the user and they may think something is wrong. Alert boxes called using the later language can be customized in ways that the former can only dream of. Tools Menu/title>. currentScript → return the current script element. $( "#greatphoto"). 32 inches from high point of shoulder to hem. JavaScript として実行するにはlangに "JavaScript" を指定します。古い Internet Explorer でのみサポートされていました。最近の Internet Explorer や他のブラウザではサポートされていません。代わりに eval() を使用してください。. By setting buttons (plural) to true , SweetAlert will show a cancel button in addition to the default confirm button. JavaScriptリファレンス. About Progress. The test variable contains the ‘test’ div and the test_status variable is used to contain the ‘test_status’ heading which displays the user’s progress in the test. Read "Writing and Debugging JavaScripts", before trying out these examples. how they changed the alert box title. Format(" ",Message)); It displays an alert box with the heading title as Message from webpage. Still, to edit an alert box to work it all web browsers, use custom JavaScript Modal Dialogs or jQuery plugins. These payloads are great for fuzzing for both reflective and persistent XSS. I apologize if this question is not on this website's scope, please move it to Stackoverflow if that's the case. Easy Example First, select the button you want this behavior, then set the property Target to URL. Adding JavaScript to a page. 110-150 서울시 종로구 종로1길(중학동) 더케이트윈타워 a동 매일유업(주); 대표자. This was born from the design requirements of a recent project to have non-standard alerts to notify the user of a problem with data they had entered. Creating Line Breaks In JavaScript Strings Perhaps not obvious to you while reading the previous string concatenation lesson was how the resulting strings printed to alert boxes were output onto a single line. aspx page to Overview. NET page: Response. But we’ll still be using the browser as our demo environment, so we should know at least a few of its user-interface functions. I have all the text stored in the variable. the messager provide different styles of message boxes, including alert, confirm, prompt, progress, etc. Format(" ",Message)); It displays an alert box with the heading title as Message from webpage. React Navigation is extensible at every layer— you can write your own navigators or even replace the user-facing API. It provides mechanism to execute Javascript through Selenium driver. Learn how to do mapping, geocoding, routing, and other spatial analytics. I was probably doing something wrong, but I didn't find it easy to pass a message/alert box dynamic content from the code-behind. It will not be evaluated:. It’s not possible to edit a JavaScript alert box title due to security issues. An alert box is often used if you want to make sure information comes through to the user. alert("message", "title"), which is a jQuery extension I added with a few lines of code. Lesson 2: Your First JavaScript - Free tutorials on HTML, CSS and PHP - Build your own website. How to Use JavaScript Injections. Don't worry about all of the punctuation (the parentheses, quotes, and semicolon) just yet. As a current student on this bumpy collegiate pathway, I stumbled upon Course Hero, where I can find study resources for nearly all my courses, get online help from tutors 24/7, and even share my old projects, papers, and lecture notes with other students. alert 文字列をbase64デコードした値を得る - window. The following is a list of possible ways that can be used as a JavaScript redirect:. Acrobat JavaScript implements extensions, in the form of new objects and their accompanying methods and properties, to the JavaScript programming language. JavaScript, also abbreviated to JS, is a programming language used in web development. css for default styles. When a JavaScript alert box is triggered, a small box will pop up and display the text that you specify in your JavaScript code. Creates an alert with the given AlertType (refer to the Alert. share this ri. While this may seem like alarming behavior, the code behind this malware is actually simple JavaScript (not to be confused with Java), which takes advantage of notifications and alerts in the. Custom attributes. Adding the $. I am thinking to open a new window like some of you have mentioned above to display the links and answers. In this section, we set up the basic infrastructure to display native alerts when the application is running on a device, and fall back to default JavaScript alerts when it is running in the browser. Contribute to PaulNieuwelaar/alertjs development by creating an account on GitHub. custom-alert is a lightweight JavaScript alternative to default alert() and confirm() dialog boxes that make them easy to customize via CSS and JavaScript. RegisterStartupScript(frmPage. You can add a reference to the object model by using HTML tags. This method would open an alert window over the. SafeSearch : Show most relevant results Filter explicit results. JavaScript supports three important types of dialog boxes. close method could be used to close a window. I've developed a JavaScript File which will use the Client Side Rendering feature of SharePoint 2013 to add Folder Navigation in SharePoint 2013 List View WebPart. it('should display the greeting in the input box', function() { element(by. Read "Writing and Debugging JavaScripts", before trying out these examples. The operand can be either a literal or a data structure such as a variable, a function, or an object. on the site. 当参数 radix 的值为 0,或没有设置该参数时,parseInt() 会根据 string 来判断数字的基数。. Additionally, jQuery removes other constructs such as data and event handlers from child elements before replacing those elements with the new content. Hello, The title says it! Thanks in advance. alert("Hello world!"); Run example. All the messager boxes are asynchronous. In fact, every app in SharePoint can publish an RSS feed. 45% Viscose. This attributes property provides me the names and. Verify that you have JavaScript enabled in your browser. In the preceding example, in the first statement I used a prompt dialog box and got input from the user and stored it in a test variable. Note: The innerHTML method has a problem when run on Netscape 6. frog nt gone he's always in my heart @import url(https. It's available under the MIT license and is free for use on personal or even commercial projects. Viviane Araujo Fazendo Sexo. We can change the Default ALERT function with Javascript. To delete multiple alerts at the same time, you can click the checkbox next to the alert(s) you wish to delete, and then select ' delete selected alerts '. Alert boxes called using the later language can be customized in ways that the former can only dream of. jQuery UI is a curated set of user interface interactions, effects, widgets, and themes built on top of the jQuery JavaScript Library. JavaScript RegExp Example: Regular Expression Tester. SafeSearch : Show most relevant results Filter explicit results. By passing in an AlertType, default values for the title , headerText , and graphic properties are set, as well as the relevant buttons being installed. To open new popup window in the middle of the screen we should know the size of a window and resolution of the screen. The most common use for the JavaScript alert is to call it from within a function that does something else. Learn how to create alert, prompt and confirm dialog boxes using JavaScript along with syntax, example code and how it looks on a browser. com Being able to draw a line around a block of text and/or pictures is handy if you want to group a section of related items together. Following are the different type of Alerts in React Native: Simple Alert. RegisterStartupScript () method. The convenient learning system delivers hundreds of course hours in core and emerging technologies such as Autonomous Vehicles, Edge Computing, Smart Grid, and more. Make sure you are using a modern enough browser. Generally, it is a good idea to name the properties with a name related to your intended use. In the preceding example, in the first statement I used a prompt dialog box and got input from the user and stored it in a test variable. In diesem Beispiel gibt es zwei submit-Buttons. To use it to copy the text from control boxes, left click on the question mark icon in the top left and drag the mouse cursor to the box that you want it to read the data from. Optionally provide a list of buttons. Note: The alert box takes the focus away from the current window, and forces the browser to read the message. All Telerik. This form allows you to generate random clock times of the day (or night). Hello Tom, Changing the title text is not supported for the Kendo UI Alert; you can see that the complete API includes only 2 properties. In-place editing with Twitter Bootstrap, jQuery UI or pure jQuery. The second ways is using vb script. I would like to create a javascript function that will change the width depending on the screen resolution. Get Current Script Element. These can be alerts, warning or informational. NET Core Once upon a time, I did a course on building your own application framework with ASP. What I love so much about JavaScript is that the language is incredibly dynamic. But when I use header before alert it's not working. Since I've been doing alot of JavaScript programming lately, I figured I could start blogging some code snippets. messageBox) from the Acroform scripting model (app. is an Equal Opportunity Employer, committed to a diverse and inclusive work environment. firstline it will produce the assigned text. JavaScript was also the language that was used by earlier Selenium versions, it is still used by Selenium webdriver to perform some actions. In the spot where you wish to use the JavaScript, set the call for the JavaScript. 10 jQuery snippets for SharePoint 2010 Date: September 27, 2012 Author: Christian Stahl 23 Comments I like to collect pieces of code snippets, sooner or later I’ll found them useful and they could save time and other efforts. React Native Alert is a component to show Alert. Hi, I need to add text string and variables in a javascript alert box in code behind, for example code could give a message like this with a new line in between: For customer # 28272 contract not f. JavaScript has limited access to the user's operating system and the user's files. To add JavaScript to a Web page, all you have to do is embed JavaScript code in an HTML file. 0 Add new RollupUnroll Window and Stay on Top buttons to any window's title bar next to Minimize/Restore/Close. Specifies the URL of the new window. A string to appear as the title of the dialog, if the platform supports a title. Examples of form validation using both simple and complex regular expressions. One of the most popular techniques I showed in that course was how to attach a alert message to any ActionResult , so that you could consistently display success, warnings, etc. Are you sure you want to do that?. A DIV is a very powerful HTML object that can be used for many purposes. The JavaScript alert() function is triggered when a script is invoked in a page which will display the string argument in a popup alert box. Could someone help me?. They have this text like "Warning: Javascript Window ECMAScript". Alert Javascript Title Freeware Actual Title Buttons Lite v. For example, a typical alert might be a message that warns you when a user attempts to enter a text string into a numeric field. Which type of notification to display. It displays a specified message along with an OK button and is generally used to make sure that the information comes through the user. It became more robust with DHTML and AJAX. Changing the features of the Popup. Build responsive, mobile-first projects on the web with the world's most popular front-end component library. The new alert does not block javascript execution like the old alert did. This project originally started out to be a pull request for ifightcrime's Bootstrap notify plugin, but quickly grew into it's own. For IOS You can add more option but for Android, it only supports three options max after that you have to make your own custom alert. Beyond dragging an event to a different time/day, you cannot change an event's name or other associated data. For example, when you delete a button, a JavaScript message appears asking you to confirm your request. Switch to the XFA scripting model (xfa. What we just did is Javascript, NOT Java. custom-alert is a lightweight JavaScript alternative to default alert() and confirm() dialog boxes that make them easy to customize via CSS and JavaScript. Those are the only ways to create a synchronous dialog. I vaguely remember getting something up and running at the beginning of the project, but it was a huge mess between hidden elements in the. The code used for displaying the dialog is $. The confirm box is different from the alert box. A script can only interact with the UI for the current instance of an open editor, and only if the script is container-bound to the editor. A multipurpose alert, confirm plugin, alternative to the native alert() and confirm() functions. want change title of alert box in javascript. Measured fro. Syntax window. Posted But winning the women’s world title solidified Wing’s lofty position in the competitive. Ideas To Implement and Execute What on earth would you want to read this blog for? After all, can’t you just search information in Internet. Here we will discuss each dialog box one by one. Alert, Confirm, Prompt로, 새 창을 띄운다는 점은 같으나 역할이 다릅니다. me gustaría que me ayudaran a darle css a los alert() y a los confirm() de javascript, para que mis mensajes sean algo elegantes, no quiero optar por un modal solo para confirmaciones, asi que me si alguien supiera como lo realizo se lo agradeceria. By default, an alert will only have a single confirm button with text that says "OK". JavaScript window object is top level of JavaScript Object hierarchy which represents browser window interface which contains objects like documents, history etc. In JavaScript, showModalDialog() method creates a simple JavaScript showModalDialog method In JavaScript, showModalDialog() method creates a simple modal dialog box which is a simple html page but when a modal dialog opens, user can't switch to another page until it closes the modal dialog box. Here Mudassar Ahmed Khan has explained with an example, how to display message from Controller in View using JavaScript Alert MessageBox. JavaScript is an amazing interpreted programming language as it interprets or does something when client interacts with the browser or application. X-ray fluorescence: If the electron has enough energy it can knock an orbital electron out of the inner electron shell of a metal atom, and as a result electrons from higher energy levels then fill up the vacancy and X-ray photons are emitted. These Acrobat-specific objects enable a developer to manipulate a PDF file, allowing the PDF file to communicate with a database, modify its appearance, and so on.