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Computer programming

Computer programming
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Learn Dance Party Grades 2+ | Blocks Minecraft Hour of Code An Unusual Discovery Make Your Own Kodable Mazes Pre-reader - Grade 5 | JavaScript, Language independent (can be taught in multiple languages) Animate an Adventure Game codeSpark Academy with The Foos: Create Games Pre-reader - Grade 5 | Blocks The Grinch: Saving Christmas with Code Grades 2-8 | Blocks Animate a Name Star Wars: Building a Galaxy with Code Grades 2+ | Blocks, JavaScript Vidcode: Code the News Grades 6+ | JavaScript codeSpark Academy with The Foos Boat Race Map Tour App Grades 6+ | Blocks, App Inventor Create Animations That Talk Make a Flappy game Make "Don't Drop the Phone" on iPad/iPhone Grades 2-8 | Hopscotch Actimator: Myra's Dream The Processing Foundation - Hello Processing Grades 9+ | Java Lightbot Box Island All ages | Blocks Globaloria MakeQuest Make Music with Scratch Grades 2-8 | Blocks, Scratch Wonder Woman Grades 9+ | Blocks Khan Academy: Drawing with Code Code with Anna and Elsa Kodable (pre-readers welcome) Candy Quest Beginning JavaScript

11 Great JavaScript Interview Questions and Answers The values will be logged in the following order: Let’s first explain the parts of this that are presumably more obvious: 1 and 4 are displayed first since they are logged by simple calls to console.log() without any delay 2 is displayed after 3 because 2 is being logged after a delay of 1000 msecs (i.e., 1 second) whereas 3 is being logged after a delay of 0 msecs. OK, fine. The answer has to do with properly understanding JavaScript events and timing. The browser has an event loop which checks the event queue and processes pending events. Similarly, setTimeout() also puts execution of its referenced function into the event queue if the browser is busy. When a value of zero is passed as the second argument to setTimeout(), it attempts to execute the specified function “as soon as possible”.

17 Online Sandbox Tools For Testing Your Code Snippets Don't Forget to participate in a contest where you can win an amazing e-Commerce template from TemplateMonster. Developers constantly need some tools to check their codes so that they can make necessary changes without wasting time in finding out where change is required. With this collection, we are showcasing 17 very helpful websites for the developers that will let them test code snippets. Below, you will find some useful websites for testing code snippets. Ideone Ideone is something more than a pastebin; it’s an online compiler and debugging tool which allows to compile and run code online in more than 40 programming languages. SQL Fiddle A tool for easy online testing and sharing of database problems and their solutions. Dabblet An interactive CSS playground and code sharing tool. Chop A little app from ZURB that lets people slice up bad code and share their feedback to help put it back together. Cloud9 IDE Write, run, and debug your code with our powerful and flexible cloud IDE. Gistbox

SQLZOO Learn SQL using: SQL Server, Oracle, MySQL, DB2, and PostgreSQL. Reference: how to... How to read the data from a database. 2 CREATE and DROP How to create tables, indexes, views and other things. 3 INSERT and DELETE How to put records into a table, change them and how to take them out again. 4 DATE and TIME How to work with dates; adding, subtracting and formatting. 5 Functions How to use string functions, logical functions and mathematical functions. 6 Users How to create users, GRANT and DENY access, get at other peoples tables. 7 Meta Data How to find out what tables and columns exist. 8 SQL Hacks Some SQL Hacks, taken from "SQL Hacks" published by O'Reilly 9 Using SQL with PHP on Amazon EC2 servers Video tutorials showing how to run MySQL, PHP and Apache on Amazon's EC2 cloud servers. 10 An introduction to transactions Video tutorials showing how sessions can interfere with each other and how to stop it. 11 Using SQL with C# in Visual Studio

Scratch (langage) Un article de Wikipédia, l'encyclopédie libre. Pour les articles homonymes, voir Scratch. Scratch est une implémentation visuelle et dynamique du langage de programmation Smalltalk basé sur Squeak. Environnement de programmation Scratch en français Les domaines d'utilisation de Scratch dépassent l'univers scolaire, mais une forte communauté d'enseignants, d'étudiants, de passionnés, exposent et partagent sur le site de Scratch leurs créations, leur créativité et leurs développements. Le slogan de Scratch est "Imagine·Programme·Partage !". Scratch est un environnement de développement, de site web, et un lecteur de scripts Scratch. Le code source de Scratch est encore en développement.

How to Learn JavaScript Properly Learn JavaScript Properly (For Beginners and Experienced Programmers) This study guide, which I also refer to as a course outline and a road map, gives you a structured and instructive outline for learning JavaScript properly. In fact, you will find two study guides below, one for absolute beginners and the other for experienced programmers and web developers. Our Career Paths and Courses Website Is Now Live New UPDATE: June 8, 2015 Enrollment for our Career Paths is well underway. The second cohort for Career Path 5: Modern Fullstack Developer is also full. You do want to learn JavaScript. Table of Contents Study Groups People have started study groups for this study guide. What You will Learn You will learn the JavaScript language (up to advanced-intermediate, if you follow the “Beginners” study guide; or up to advanced, if you follow the “Experienced Programmers” study guide). How Will Your Life Change After You Learn JavaScript Properly? Be Empowered

JSbooks - free javascript books Invent Your Own Computer Games with Python 10 Sitios interactivos para aprender a programar online Hoy en día las ventajas que brinda Internet nos permiten acceder a conocimientos que antes llegaban solamente a un selecto grupo de personas por sus altos precios. Por lo tanto todos los que quieran aprender a programar o profundizar en un determinado lenguaje de programación podrán hacerlo fácilmente desde algunos de estos 10 sitios interactivos que encontrarán a continuación. Son 10 páginas web educativas con lecciones instantáneas e interactivas para aprender lenguajes de programación como HTML, CSS, PHP y Ruby entre otros. Espero que encuentren un curso a medida de sus necesidades y si quieren pueden recomendar o sugerir otros recursos. También lee: 12 Sitios para descargar AudioLibros gratis en varios idiomas 1. Es un sitio para aprender a programar en JavaScript, CSS3 y HTML5 que ofrece cursos cuidadosamente pensados y efectivos. Los cursos están perfectamente organizados para que los puedas entender sin problemas y su interactividad es excelente. 2. 3. 4. 5. 6. 8. 9. 10.

Popularité des langages de programmation (& web) The Best Way to Learn JavaScript Learning something new is scary. For me, the biggest issue with picking up a new skill is that I don’t know what I don’t know. Given that, it’s often useful to find a plan for learning whatever you’re interested in. JavaScript is the language of the browser. Before you actually begin learning JavaScript, take a minute to understand what it is and does. JavaScript is not jQuery, Flash, or Java. JavaScript is the language of the browser (not exclusively these days, though). One more note: you’ve heard about jQuery, which is probably the most widely-used JavaScript library. You might even have heard someone say that you should start with jQuery (or another library) and learn JavaScript after. Codecademy is a relatively new website that bills itself as “the easiest way to learn how to code.” The folks at appendTo have a fantastic set of screencasts geared specifically for beginners. "Level up your skills with our on demand, pragmatic training solution. So, what can you build?

Related:  Self-improvementCoding