Posts by Author
Apps: Firefox 3.5 uses less ram than ever! Kudos to Mozilla developers
Posted on 04. Aug, 2009 by Dragos.
I’ve switched to Firefox 3.5.3 on Ubuntu from Firefox 3.1 and I was surprised how fast and optimized the new Firefox is. When browsing with several (more than 10) tabs at once with Firefox 3.1, RAM usage went up to 1.3 GB!! That is why I had to upgrade my PC with 2 more GB [...]
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Web Buzzz: Twitter changes appearance!
Posted on 30. Jul, 2009 by Dragos.
Twitter changes it’s appearance. Only the homepage has been affected. IMHO it looks more professional, but I liked more the old version as it looked more simple, brighter and juicy. But, hope the others like it
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JavaScript: Send function as a parameter to another function (callbacks)
Posted on 29. Jul, 2009 by Dragos.
I’m sure you’ve seen a lot of code where functions are send as parameters, usually working as function callbacks e.g: setTimeout(function () { alert(‘test’); },1000); But how does the function setTimeout execute the passed function as a parameter? The answer is simple, but I need to provide you an example to understand it Let’s create [...]
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JavaScript: GIFless animation. Animate images,logos with jQuery
Posted on 23. Jul, 2009 by Dragos.
After playing some time with position relative and absolute, I’ve noticed one a great aspect of the png image format (probably gif images are also good, but since we are trying to create a GIFless animation, I won’t use any gif images in this tutorial). So here’s a a PNG (transparent text), with the name [...]
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Ubuntu: How to play online radio stations in Exaile (open .pls playlists)
Posted on 20. Jul, 2009 by Dragos.
How to play online radio stations in Exaile if the application won’t open the .pls file ? Sometimes Exaile won’t open some .pls files. That is because it doesn’t recognize the format of some playlists, but that doesn’t mean that the playlist is incorrect. In order to listen to online radio stations in Exaile download [...]
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Coding:How to fetch user profile data with SSI.php from a SMF forum database
Posted on 20. Jul, 2009 by Dragos.
Even though SMF offers a way to integrate their forum into any website, they do not provide enough information on how to do some basic tasks, e.g. fetching a member’s profile details from the database. Fortunately, Netbeans has a very helpful feature, the code Navigator which shows an instant preview of all functions available in [...]
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Apache & ModRewrite: How to easily deny access to a folder with htaccess
Posted on 17. Jul, 2009 by Dragos.
Working on a project right now I was looking for a solution to protect a folder containing template php files (includes in larger files). One solution would be to chmod the folder to avoid external meddling of one’s curious eyes. But working with Apache’s features I found out that it is more convenient to use [...]
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Photoshop: How to apply a pattern to a custom selection/layer
Posted on 10. Jul, 2009 by Dragos.
In this tutorial we’re going to apply a pattern to a custom selection. I chose to apply the US flag to a custom selection made to fit the US territory on the map. Here’s the map: Now, with the help of the Lasso Tool I made the custom selection to “fit” the US territory. Probably [...]
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Photoshop: How to save/define a new pattern
Posted on 10. Jul, 2009 by Dragos.
In order to save a new pattern you need to have the image opened in Photoshop (the image which will be defined as a new pattern). In my case, the image represents the US flag. So I have the image opened in Photoshop: Now that we have the image opened in Photoshop, defining a new [...]
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PHP Error: Call to a member function fetch_assoc() on a non-object in
Posted on 23. Jun, 2009 by Dragos.
If you get this error: Call to a member function fetch_assoc() on a non-object in … , it means that you have an error in your mysql syntax. Supposing that $mysqli is your database connection object, put echo $mysqli->error; just before the line you’re getting the error on. $mysqli=new mysqli(HOST,USER,PASS,DB); $mQuery=$mysqli->query(‘select `data` from `this_table` where [...]