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  Signature sign/verification demo in Java

Digital signature is commonly used in areas where data authentication and integrity are required. It is extremely important to have signature while transferring sensitive data from one peer to other peers through network since there might be malicious applications or man-in-the-middle attacks which may alter the data along the way. Java provides some APIs to generate and verify digital signature. One important class is Signature.  When generating the signature, a private key needs to be pa...

   SECURITY,JAVA,SIGNATURE     2015-11-21 09:48:12

  What Is The Best SaaS CRM In 2024?

SaaS CRM entails that the CRM software is hosted and accessed through the internet. Definitely, this cloud-based approach means that both large and small companies alike can access higher CRM functionalities without the cost liability that comes with the in-house servers and their maintenance. Why CRM is Important for SaaS Businesses CRM systems are of special significance for SaaS companies; they help manage customer interactions, track sales, and improve marketing efforts while assured competi...

   CRM,SAAS     2024-05-21 04:37:21

  Upgrade phpMyAdmin Version in WAMP

Once PHP version is upgraded in WAMP(especially from PHP 5 to PHP 8), we may encounter issue where phpMyAdmin may not work anymore. It needs us to make some upgrade of phpMyAdmin in this case. To do upgrade, can follow below steps. Download the latest phpMyAdmin version. Unzip the downloaded file and copy it to c:\wamp64\apps and rename it to phpmyadminx.y.z, the version you downloaded. Copy the config.inc.php file from the old phpMyAdmin folder to the new one. Update the alias of Apache s...

   WAMP,PHPMYADMIN,UPGRADE,GUIDE,PHP 8     2024-11-28 00:55:42

  Only 4G can resolve the conflicts between China Telecom Carriers and WeChat ?

Why WeChat has made the three big Chinese telecom companies uncomfortable? Let's analyze from both technical and commercial levels. From a technical point of view, Mr. Huang, Dean of China Mobile Research Institute, described the impact of "always online service" applications like WeChat. Instead of using technical terms, we will explain in simple vivid phrases. First, mobile QQ, or WeChat, will have their own "request frequency". These requests are sent to the carrier network, to check the re...

   4G,WeChat,Telecom,China     2013-03-25 08:28:59

  Welcome the new Google logo

Google today changed their logo, the new logo adopts the flat design with a lighter color scheme. Apart from these, there are no major changes on the font style, character color etc. Old logo New logo Along with the new logo, Google also released a new navigation menu that sits next to the Share and account info. The launcher, which looks just like the app launcher on Chrome OS, brings up an App grid with your favorite Google services. Actually, Google wanted to replace the top black navigati...

   Google logo,Chrome OS,App menu     2013-09-19 23:06:36

  Yahoo is going to recycle inactive user IDs

According to Sina Tech, Yahoo announced that it would provide users with shorter, more lovely and more memorable Yahoo IDs starting from July 15. For IDs like emily@yahoo.com, if they are in inactive status in the past 12 months, then other users will be able to get this ID. Yahoo plans to reset Yahoo ID system to help users get the ID they want in mid of July. By mid-August, users who apply for a Yahoo user ID will be informed what kind of ID they get.This means that users can apply multiple ID...

   Yahoo,ID recycle     2013-06-12 21:22:15

  Apple says goodbye to Google

Apple released many new products and new software in this year's WWDC.They include the new MacBook Air, the new MacBook Pro, iOS6 and more. Among them, the Apple's new map app may get the attention of people who love or hate Google. In iOS6, Apple ruled out Google map, they are saying goodbye to Google. This new Map app integrated with Siri will have voice navigation feature. This means people can receive real time traffic update and the map can offer alternate routes. Also, it will be a 3D map ...

   Apple, Google,Map, Adobe     2012-06-12 05:38:56

  Benefits and Drawback of a Layered Architecture

Most enterprises today are application centric. But the problem with the application is that their database schemas, user interfaces, programming interfaces and object models are tightly coupled and difficult to change. If you want to add a new field to a database table and you’re lucky, the change will reflect through the entire system. But often the change needs to be replicated manually across the entire system. And as applications are difficult to change, adding business rules or proce...

   JAVA, PROGRAMMING,WEB DEVELOPMENT,ENTERPRISE APPLICATION     2017-05-04 08:19:34

  Write Your Own R Packages

Introduction A set of user-defined functions (UDF) or utility functions are helpful to simplify our code and avoid repeating the same typing for daily analysis work. Previously, I saved all my R functions to a single R file. Whenever I want to use them, I can simply source the R file to import all functions. This is a simple but not perfect approach, especially when I want to check the documentation of certain functions. It was quite annoying that you can’t just type ?func&n...

   DATA SCIENCE,R PROGRAMMING,DATA ENGINEERING     2019-10-19 07:20:52

  Chrome time machine : Chrome starts from 0 to 1

Time flies, Chrome has been around us for four years since its birth. The Chrome team launched a Chrome time machine on Google's official blog, you just need a simple click or scroll back and forth with mouse, it will show you what happened to Chrome in last four years. If you find clues hidden between the lines, type a few mysterious characters, you may also be able to find a special birthday gift prepared by Chrome team.Four years, Chrome started from scratch and now it's the No.1 web browser...

   Chrome time machine,4 years     2012-09-05 06:54:05

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