Today's Question:  What does your personal desk look like?        GIVE A SHOUT

SEARCH KEYWORD -- Block

  Circumventing browser connection limits for fun and profit

A few days ago, this video hosted by metacafe popped up on digg, explaining how to increase site download times by tweaking your browser settings to increase connection parallelism. To explain why this works, let’s step back a bit to discuss how browsers manage server connections. In building any application, developers are often required to make ‘utilitarian’ choices. Pretentiously paraphrasing Jeremy Bentham, ‘utilitarian’ describes an approach that ââ‚...

   HTTP,Concurrent connection limit,Solution,AJAX     2011-12-14 13:01:02

  How expensive is a MySQL query?

Database access speed is always the bottle neck of many applications. Many application have large amount of data to search, retrieve and display nowadays. How do we improve the performance of our applications, how do we reduce the cost of database access? Apart from the design of database, the quality of the query is also one important factor to take care.  But before that, we need to know how much network traffic a query will consume. Yunyang,Zhang from Nubee in Singapore did some research...

   MySQL,Network traffic,Query     2013-04-09 05:13:33

  Cybersecurity | The New Dangers That Lurk Online and Their Solutions

(Image source: Pexels) Data is one of the most important things to us. While robbers that steal valuables like laptops, phones, or money are still a threat, cybercrimes are also more dangerous than ever. That’s because your data is far more valuable than you might think. Companies benefit from users’ data by applying it for their indexing, marketing, and accumulation needs. They actively use this information to sell you more products. Have you ever visited Amazon and instantly got a ...

   DATA SECURITY,VPN     2020-04-23 06:47:37

  PHP Sucks! But I Like It!

I read a rather interesting post yesterday called PHP: a fractal of bad design. It's been getting a lot of traffic among the PHP community lately because it's rather inflammatory. But to be honest, it does make a lot of really good points. It also makes a lot of mistakes and misses a bigger picture. A Few Mistakes The post makes quite a few mistakes and odd apples to oranges comparisons. Let me point out the major ones that I saw. No Debugger - PHP has xdebug which works quite...

   PHP,Bad design,Like     2012-04-12 06:15:42

  Why isn't all internet traffic encrypted?

The biggest problem is that you must be able to verify that you're encrypting to the correct key. Without it, encryption would be practically useless, as anyone could perform a man-in-the-middle attack on the connection and remain undetected.In typical SSL/TLS, as well as other protocols using X.509, this verification is performed by "certification authorities", which are explicitly marked as "trusted" by web browsers and operating systems. Unfortunately, these CAs usual...

   Internet,Traffic,Encryption,Decryption,Security     2011-10-15 15:03:37

  6 Promising Ways by Which You Can Enhance the App Testing Process

Now mobile application industry is exploding with application demands more than ever. According to the latest mobile app technology news the integration of mobile application service with enterprise business is main cause app developing companies are booming. But with this tremendous demands, competition heats up in market and clients are impatient to get the results.   This pressure of a deadline and impatient client,  most times becomes a burden to the developing and QA departm...

   TECHNOLOGY,MOBILE APP,APP DEVELOPMENT,APP TESTING,MOBILE APP TESTING     2017-04-17 08:02:07

  How Cloud Technologies Are Taking Over the World

Cloud technologies are some of the biggest accelerators of innovation today. The demand for increased speed and service delivery is driving the adoption and development of cloud platforms across industries. Gartner forecasts that the global public cloud service market will reach US$331.2 billion (S$455.83) in 2022, enjoying a 12.6% compounded annual growth rate. In Southeast Asia alone, it is estimated to reach US$40.32 billion (S$55.59 billion) by 2025 with a growing adoption among small and m...

   CLOUD,CLOUD COMPUTING     2019-10-18 12:12:12

  Some hidden XSS injection vulnerabilities

XSS injection refers to a Web page generates some unexpected executable js codes based on user input  and these executable codes are executed by web browser,i.e, the source code sent to web browser by the server contains some illegal js codes, and these illegal js codes are related to user's input. Common XSS injection vulnerabilities can be fixed with some functions such as htmlspecialchars(escaping HTML special characters) and strip_tags() or similar, but there are some hidden XSS injecti...

   XSS,PHP,Security,Code,JavaScript     2012-08-27 20:32:08

  PHP advisory file lock : flock

When we process a file in PHP, we may often need to acquire a lock so that other scripts cannot edit the same file at the same time. There is a flock() function in PHP which can help us lock the file we want to process. But there is one issue we should take care. Recently, ffb encountered one issue while he was trying to lock a file handle. The codes are below: $filename = "/tmp/lock.txt";      $fp = fopen($filename, "r+");   if (!$fp...

   flock(),advisory locking,PHP     2013-04-23 11:42:48

  Going Fullscreen with Canvas

As notes in the Release Notes, Firefox Aurora introduced the Fullscreen API. This means that it will appear in the release version of Firefox in about 3 months.This is one of several features that will be fantastic for games on the web. Other exciting APIs are theGamepad, Canvas, and Audio. Some of these APIs still need work to be suitable for real-time games, but it’s a great time to be involved in building games for the web.I wanted to try out the Fullscreen API so I...

   HTML5,Canvas,Full screen,2D,Drawing     2011-11-22 08:37:23

RECENT