If you are a web designer or a programmer with a sense of site aesthetics, visit Pinvoke.com which has a HUGE! collection of icons (as of this writing 2225 icons) in PNG format distributed under Creative Commons Attribution License. Yusuke Kamiyamane has given a thought in developing this extensive set of icons which will definitely be a handy collection in structuring the sites. Kudos to Yusuke.

PHP Program Flow A call that is made to execute a sequence of code in PHP program is sent to PHP core library written in C programming language which in turn would talk with the underlying operating system to get the results of its execution. What is buffer? A buffer is a temporary memory location to hold data for faster program execution time. The data may be stored as a heap or as a stack. Stack can be visualized as a FILO array of data and heap as a linked list of data. Why we need to take care of buffer overflows? Programmers who know about certain loop holes can exploit this feature in by pointing a record in the heap or stack to prewritten block of hackable code. These are called buffer overflow attacks. (more…)

I thought to write a simple example to show a progress bar or a gif image showing a that a task is happening at the background using a jquery function. i) Include jquery script file in the header section and the following code in the head

<script language="javascript">
$(document).ready(function(){
    $('#progress').hide();
    $("#main a.bgdiv").click(function(){
        $("#progress").show("slow");
        $("body").load($(this).attr('href'));
        return false;
    });
});
</script>

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There are different ways to flash or publish the messages for a user action. Usability plays a major role in determining how the navigation pattern for a web application takes place.

• publishing the outcome of user action on the same page
• designing a single page to flash all success, error, warning, notice level messages
• designing a separate page for each message that gets published for the user

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This is an easy and elegant way to prompt user messages or to seek user inputs. The author of this tool had cleanly explained its various usage by giving examples which is again easy to follow. Check out the extension at http://trentrichardson.com/Impromptu/index.php

FIR stands for Fahrner Image Replacement named after Todd Fahrner. It is a standard compliant technique in which <h1> and <span> tags are used to have nice headings and highlights. Key fact in this technique is that the text will get displayed even if the CSS is disabled for some reason, hence presenting the text beneath it. (more…)