Tag: JavaScript

Object Oriented Programming in JavaScript


Many web developers are using JavaScript to write mostly simple native or jQuery powered functions. But JavaScript provides options to build complex namespaces and objects by using object oriented programming.

Experimenting with NodeJS

Well, over last two years, my attention to Node.js was growing. So I finally decided to examine what is really going on :-) Node.js is an open source (which is great), cross-platform runtime environment for server-side and networking applications.

PHP class generating CAPTCHA pictures

Captcha is an acronym based on the word "capture" and standing for "Completely Automated Public Turing test to tell Computers and Humans Apart". Captcha is therefore very useful when we want to filter and collect only data inserted by humans only.

Kontrola formulára pred odoslaním JavaScriptom

Určite ste sa mnohí stretli s tým, že ak ste niekedy vložili do nejakého registračného formulára zlé informácie, tak vám aplikácia "vynadala" :-) Je to len ochrana aplikácie pred neželanými dátami a dá sa docieliť dvomi základnými spôsobmi. Prvá je na strane klienta (JavaScriptom) a druhá na strane servera (hocijaký serverový jazyk).


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