alert('MAX_VALUE: '+Number.MIN_VALUE);// POSITIVE_INFINITY - Return Infinity
alert('POSITIVE_INFINITY: '+Number.POSITIVE_INFINITY);// NEGATIVE_INFINITY - Return -Infinity
alert('NEGATIVE_INFINITY: '+Number.NEGATIVE_INFINITY);// NaN - Return NaN
Number Properties On Variables
It is not possible to use the number properties on variables. Using number properties on variables will return undefined.
var a =88;var b = a.MAX_VALUE;// b becomes undefined
There will be errors in the code. It is good practice to handle exceptions/errors.
Exceptions are a type of error that occurs during the execution of an application. Errors should be logged. Sometimes it is possible to recover a bug and proceed. Other cases the user should get inform....
The strict context prevents some actions and throws more exceptions. Strict mode changes previously accepted "bad syntax" into errors. Strict mode will for example prevent using undeclared variables. The "use strict" directive was new in ECMAScript version 5.
1. HTML to define the content of web pages.
2. CSS to specify the layout of web pages.
1. You can validate user input before sending the page off to the server. This saves server traffic, which means less load on your server.
2. Immediate feedback to the visitors − They don't have to wait for a page reload to see if they have forgotten to enter something.
3. Increased interactivity − You can create interfaces that react when the user hovers over them with a mouse or activates them via the keyboard.
The NDC Conferences (Norwegian Developers Conference) are one of the world`s largest independent software conferences for .NET & Agile development. The conference covers everything you need to know within software development. The conferences are held each year in many places such as Oslo, Copenhagen, London, Sydney and Minnesota.
Update Conference Prague is the biggest developer conference in the Czech Republic. The conference is offering sessions delivered by the top experts from all around the world. Their goal is to inspire the attendees and enrich their knowledge.
Learn about Web Security from Troy Hunt. He is a really engaged speaker that frequently give talks on conferences around the world. Troy is a Microsoft MVP and you can even learn from him on some great courses on Pluralsight.
Learn about Web Technologies and new trends from Scott Hanselman. Scott Hanselman is an author of developer books and he is an engaged speaker that usually talks about the Microsoft stack. You may meet Scott on conferences around the world.
DeveloperWeek is one of the world’s largest developer conferences. Developer Week focus on new dev technologies, the conference have talks and workshops for newbies and experienced audience. You can attend on a Developer Week conference different places in Nothern America.
Searching for bugs and fixing them is called code debugging. The bugs might be difficult to diagnose and therefore it is important to have a good approach to find and fix the bugs effectively. Bugs in the code might be syntax errors or logical errors. Sometimes nothing happens when the code contains bugs and there is few indications where to search. Modern web browser includes a powerful suite of developer tools. The tools do a range of things...
Arrays are frequently used by developers. Programming languages can have slightly different implementation of arrays. An array is an object that can store a collection of items. You may say it`s a special variable that can have more than one value. The array holds many values under a single name, and you may access the values by referring to an index number. The easiest way to create....
It is essential to give the user a good user experience. There are many things you should focus on, one of them is how you use colors on your website. We don't have to struggle with black and white TVs anymore. Users expect more and more and we can apply colors to everything we want. Texts, borders, backgrounds, shadows – in HTML they all can have whatever color you decide....
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