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  Essential Rules To Protect Your Credit Card When Shopping Online

You have to protect yourself and your credit card online while shopping. There are a number of ways to do this, but some prove more technical than others. Your basic best defense includes sensible use and layers of protection. The best way to do this is to pick and choose which stores at which you charge purchases. You can reduce the chance of losing your card details to a thief by declining to allow the retailer to store your credit card. Use a password manager to save your passwords and make a...

   SECURITY,CREDIT CARD,MASTERCARD     2019-10-09 08:40:07

  PHP to get long running process progress dynamically

Frequently in web applications, we may have a request to the back end system which may trigger a long running process such as searching huge amount of data or a long running database process. Then the front end webpage may hang and wait for the process to be finished. During this process, if we can provide the user some information about the progress of the back end process, it may improve user experience. Unfortunately, in web applications, this seems not an easy task because web scripting lang...

   AJAX,PHP,progress,long process,demo     2012-06-04 07:29:37

  Hide a file in a picture

Sometimes if you want to hide some important files on your computer which you don't want others to see, how would you do that? Find a professional tool? Set password for some folders? Change the file properties to hidden? They are possible, but they may not be so convenient or so secure. Here we share with you how to hide a file in a picture. Prerequisites 1 picture for example : test.jpg 1 test file, for example : test.txt WinRAR Steps Prepare the picture test.jpg and test file test.txt Use ...

   Trick,Picture,Fil hiding,WinRAR     2012-09-13 19:36:36

  Facebook : App Center is more suitable for developers

Facebook recently announced that they will release their own app store named App Center. It will be released in a few weeks. At the same time, Facebook also released the introduction page of the App Center, it introduces to developers the process of app submission and the standards of app approval.Facebook allows developer to provide charged apps via App Center. Since it has over 900 million active users globally, so many developers are willing to develop apps on this platform. Facebook will dec...

   Facebook,App Center,Introduction     2012-05-13 01:03:56

  In iOS6, no need to enter password for downloading free apps

In this coming autumn, Apple will release iOS6. User experience for downloading free apps or  upgrading apps will be largely improved. Users are no longer required to enter password again when downloading free apps or upgrading downloaded apps(free or paid). This means that users only need to enter password when downloading paid apps.In iOS5, users need to enter password when they download or upgrade apps.In iOS6, if users want to download free apps, they only need to click the "Free" butto...

   Apple,iOS6,Password,Free app     2012-07-25 10:53:16

  iOS6 will not have YouTube pre-installed

2012 maybe Apple's year of  "away from Google".Following the Google Maps, YouTube will be ruled out from iOS 6. According to 9to5Mac, iOS 6 beta 4 has removed the YouTube application that existed on iOS since the first version in 2007. Apple also confirmed that the agreement signed with Google to pre-install YouTube has expired. If you are a big fan of YouTube, don't worry, Apple doesn't completely rule out YouTube. In Safari, you can still visit YouTube, Google is also developing a new ver...

   iOS6,YouTube,Apple,Google     2012-08-07 03:42:31

  Here is what XcodeGhost author says

The first compiler malware in iOS was disclosed by Chinese iOS developers on Wednesday(Beijing time). The name of this malware is XcodeGhost as described by Alibaba researchers who released the analysis of this malware.  The malicious code is located in a Mach-O object file that was repackaged into some versions of Xcode installers. These malicious installers were then uploaded to Baidu’s cloud file sharing service for used by Chinese iOS/OS X developers. Xcode is Apple’s offic...

   IOS,SECURITY,XCODEGHOST,APP STORE,APPLE     2015-09-18 20:51:38

  What to Know About Windows 11

Windows 11 launched in October, with Microsoft bringing some changes to the operating system. It was the first name change in six years, and the rollout began on October 5. The rollout is being phased on eligible devices.  You can download it if you don’t want to wait for it to be your device’s turn.  Some businesses are opting to defer upgrades to Windows 11, as are some individuals. Others are excited to take advantage. The following are some things to know about impleme...

   MICROSOFT,WINDOWS 11     2021-12-06 10:41:04

  2 million iPhone 5 sold in China in 3 days

Apple announces that since it was available in China from last Friday, iPhone 5 has been sold over 2 million units in 3 days. iPhone 5 was available for sale in China starting from 14th Dec, the price is 5288RMB and up, there are two cooperated vendors in China : China Telecom and China Unicom. They start sell iPhone 5 on their own sales channels, moreover Apple starts selling iPhone in their own Apple Store and official website. According to Tim Cook, because of the high demand of Apple product...

   iPhone 5, China, Sale     2012-12-17 12:27:59

  Traditional recursion vs Tail recursion

Recursion is a frequently adopted pattern for solving some sort of algorithm problems which need to divide and conquer a big issue and solve the smaller but the same issue first. For example, calculating fibonacci  accumulating sum and calculating factorials. In these kinds of issues, recursion is more straightforward than their loop counterpart. Furthermore, recursion may need less code and looks more concise. For example, let's calculate sum of a set of numbers starting with 0 and st...

   ALGORITHM,RECURSION,TAIL RECURSION,TRADITIONAL RECURSION     2016-09-23 23:54:09

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