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Technology News, Product Reviews, and Technical Advice for IT Professionals

Technology News, Product Reviews, and Technical Advice for IT Professionals
Related:  HTML/CSS/JS

TechnoBuzz | Best How to Tips, Guides, Software and Internet Tips JavaScript Garden Although JavaScript deals fine with the syntax of two matching curly braces for blocks, it does not support block scope; hence, all that is left in the language is function scope. function test() { // a scope for(var i = 0; i < 10; i++) { // not a scope // count } console.log(i); // 10} There are also no distinct namespaces in JavaScript, which means that everything gets defined in one globally shared namespace. Each time a variable is referenced, JavaScript will traverse upwards through all the scopes until it finds it. In the case that it reaches the global scope and still has not found the requested name, it will raise a ReferenceError. The Bane of Global Variables // script Afoo = '42'; // script Bvar foo = '42' The above two scripts do not have the same effect. Again, that is not at all the same effect: not using var can have major implications. // global scopevar foo = 42;function test() { // local scope foo = 21;}test();foo; // 21 Local Variables var foo = 3; bar = 4;}test(10); Hoisting

jQuery effects, 150+ best for web developers and designers Since the arrival of the jQuery library, the life of JavaScript programmers have gotten a lot easier because now it’s simpler to develop web 2.0 applications. With jQuery, the programmers can keep their code organized and concise, which is the major slogan of the library, “write less, do more”. You can utilize jQuery to handle events, generate animations, and even add an Ajax support into your web applications in a very easy way. Certainly you can use JavaScript to execute all the jQuery functions, but if you use it, your programming times will reduce and your effectiveness will increase, and that’s the real magic of jQuery. On this roundup we will show you the most captivating and creative jQuery tools and effects to inspire you, from animations to slideshows, you will find plenty of effects on this article, hope you enjoy it. Transition effects Special Presentation: jQuery SliderShock 1. A standard transition effect that always works well when implemented on your designs. 3. 5. 6. 8. 9.

VentureBeat | Tech. People. Money. Web & Tech | L'actualité high-tech, web, mobile & jeu vidéo par la génération Twitter & Facebook Kit CSS gratuit à télécharger La maquette du site que vous êtes en train de consulter fait largement appel aux CSS et propose une mise en page en « pseudo-frames » permettant de faire défiler le contenu tout en préservant des menus et un bandeau fixes. Cette mise en page particulière est gérée par plusieurs feuilles de styles conditionnelles qui rendent ce système compatible avec l’ensemble des navigateurs du marché. Elle comporte également des « présentations alternatives » (Changer l’apparence du site, dans le menu de gauche). Elle comporte enfin des menus « pop-up » offrant un accès facile aux nombreuses pages du site. Les kits que nous proposons en téléchargement sont destinés à faciliter l'application de certaines ou de l'ensemble de ces fonctionnalités sur votre site. Ces kits n'ont pas d'autre ambition de que rendre service aux webmasters cherchant une solution technique à quelques problèmes particuliers. Ces kits ne doivent surtout pas être considérés comme des "modèles" irréprochables. Pop-up universel.

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