DC web design news
How to use Open ssh Keys to remember connections
With this simple trick you will be able to improve the time configuring ssh connections. It allows you to connect to different ssh server without have to write the password and additional paramenters each time: Generate RSA Keys Transfer key … Read more
How to enable the new google bar
Google relased the new Google bar where all their services are integrated. It’s available for a limited audience, but if you want to try it and enjoy fo the new features of Google, you could use this code in the … Read more
Genetic algorithms and Business Intelligence
Computers have helped us to process information more efficiently and to solve problems of the real life and real businesses. The first case are the tools we use daily, software like word processors, calculator, browsers, music player, video player, email … Read more
How to dump database tables by prefix
Sometimes you have a big database with different applications running and differenced with a table prefix, and you only want to move certain tables to another server. The way to do it fast is with something like this: The explanation … Read more
Linux Commands a developer should know
1. Retrieving a Software Package 2. Monitoring Server Processes With this simple command you can monitor the server processes, by viewing how much memory and processor is using each process. 3. Reviewing Log Files Linux has other ways to view … Read more
Web scraping as the start of a Semantic web
Web scraping can be defined as the act of getting data from one source and parsing it to use in your own applications. Generally the parsing process could have multiple solutions, and depends on the final purpose the way to … Read more
How to install Ioncube loader
Ioncube is a encoder/decoder for PHP software that helps to protect it, and don’t allow users to view or edit the code. In order to execute encoded php apps with Ioncube, the user must add a php extension that we … Read more
How to prepare webserver for IPV6
IPV6 arrived some years ago, but most of the companies have not started to prepare for this transition. The Internet protocol version 6 was created thinking in an easy migration from IPV4 to IPV6, actually, many people are using ipv6 … Read more
How not to implement a captcha
Sony has given us a lesson to all the developers about how not to implement a captcha. Usually a captcha uses algorithms with techniques to obfuscate a generated image, in order to avoid spam from automated spiders. In this case, … Read more
Google plus: The social Network
This is the new social network that Google is betting to. it’s a new try in order to regain the win terrain by Facebook and twitter. Google + has many of the features that the competitors have, but they added … Read more
How to develop correctly with XHTML
One of the most common mistakes when developing websites is to have a HTML page improperly formatted. Commonly you wouldn’t have problems in most browsers. However the website wouldn’t render correctly in some browsers, and there starts the developer problems. … Read more
The wordpress data model
In this analysis I’m going to talk about the data model in WordPres for a single instance that works for any other installation with multisites. I’m gonna supose that the prefix table is “wp_”. WordPress is a CMS that started … Read more
Tools to increase accessibility in the Web
Rich Internet applications (RIAs) supported with technologies such as javascript and Flash, embed components in the browser of the client side to provide more dynamic web content and interactive websites. It is supposed to offer applications with an interactive experience … Read more
IE sucks using Ajax
Many developers have felt frustrated after creating an Ajax application and test it on Internet explorer. One of the most common issues with this browser is that the content is not updated. Oh surprise! Internet explorer is caching the content … Read more
Geolocation with HTML5
Geolocation is a great feature that html5 supports with Javascript. It was thought for mobile devices, but modern desktop browsers also support the functionality. It can be useful for websites that require to obtain the current position without use any … Read more
Html 5 overview
Since the first implementation of HTML in 1991 the web has evolved from websites with pure static texts to a web that integrates text, images, videos, music and a high level of interaction with the users. Nowadays, we can say … Read more
How to customize the search form in WordPress
When a person is developing a theme for WordPress, they can use different functions that allow theme designers to easily add elements in the website pages. One of these function is used to print a search box. To add a … Read more
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