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  Different types of keystore in Java -- PKCS12

PKCS12 is an active file format for storing cryptography objects as a single file. It can be used to store secret key, private key and certificate.It is a standardized format published by RSA Laboratories which means it can be used not only in Java but also in other libraries in C, C++ or C# etc. This file format is frequently used to import and export entries from or to other keystore types. Next we will explain the operations which can be performed on PKCS12 keystore. Create PKCS12 keystore Be...

   Java, PKCS12, keystore, tutorial     2015-01-04 21:08:49

  VirtualBox Q&A(Host OS: Windows; Guest OS: Ubuntu)

This is a Q&A post after sharing Guide for installing Ubuntu in VirtualBox on Windows 1. If the resolution of the installed guest OS on the VirtualBox is too small(For example 640x480) and you cannot adjust it through System Settings -> Display, what should you do? A: In this case, it is mostly probably you don't have the VirtualBox Guest Additions installed. You can install the Guest Additions on your guest OS by: sudo apt-get install virtualbox-guest-dkms Then restart the VM and you wil...

   VIRTUALBOX,HOST ONLY,RESOLUTION,Q&A,STATIC IP     2016-08-12 04:24:40

  Does Android team like to eat Kitkat?

Google released the new Android development code for Android 4.4 :KitKat.The new version will bring astonishing user experience for Android users. The interesting thing about the name is that it has the same name as one brand of Nescafe's chocolate wafer. Nescafe has authorized that Google can use this name as their development code. We may guess that the project team or the director was eating Kitkat or like to eat Kitkat while they were brainstorming the new development code, so they came out ...

   Android,Kitkat,development code     2013-09-03 23:03:03

  SkyDrive may be banned on App Store

Apple App Store may block Microsoft SkyDrive, because Microsoft is not willing to pay for SkyDrive to be on App Store.According to App Store agreement, 30% income of an app on App Store should be paid to Apple, However, Microsoft said it was difficult for them to accept it.SkyDrive provides users with 7GB of free storage space, after which the user should pay for extra storage space up to 100 GB. Apple insists that 30% of sales of SkyDrive storage space should be paid to Apple, Microsoft thinks...

   App Store, SkyDrive,Ban     2012-12-11 13:41:11

  Alibaba Cloud was down again just after Singles' Day promotion

On November 12th, several popular Alibaba platforms and services experienced technical issues, causing widespread disruption and becoming hot topics on Weibo, the Chinese equivalent of Twitter. These services include Taobao, Xianyu, DingTalk, Aliyun Drive etc. Users took to social media to report instances of "Taobao crashing." Some encountered code display errors on the shopping page, while others faced a blank screen. However, a few users claimed they were still able to shop without any prob...

   ALIBABA CLOUD,ALIYUN,DOWN     2023-11-12 21:44:16

  Different types of keystore in Java -- JKS

JKS is Java Keystore, a proprietary keystore type designed for Java. It can be used to store private keys and certificates used for SSL communication, it cannot store secret keys however. The keytool shipped with JDKs cannot extract private keys stored on JKS. This type of keystore usually has an extension of jks. Next we will show how to operate the JKS keystore with pure Java code. Create JKS keystore The simplest method to create a JKS keystore to create an empty keystore. We can first get an...

   DEMO,EXAMPLE,KEYSTORE,JKS     2014-09-05 20:21:51

  Can API be copyrighted? At least Oracle hopes so

  The result of the lawsuit case war between Oracle and Google is clearer now. The court said that 9 lines of code of Android has violated intellectual property right, these 9 lines of code can be ignored relative to the number of codes for the whole Android system. But just like LinuxToy points out that the reasons why this case catches so much attention are : 1). The amount of money Oracle asked from Google is $1 billion; 2). The statement says Java language itself doesn't violate the int...

   Oracle,Google,API,Copyright,Lawsuit case     2012-05-11 00:47:58

  Steps to connect to MySQL on Windows Command Line

To connect to MySQL database on Windows through Command line, there are some steps to be followed.1. You need to start the MySQL service, you can go to Start->Control Panel->System and Securities->Administrative Tools->Component Service->Services(local), then on the right panel, you can find one service name called MySQL and you should start this service2. Go the the MySQL installation folder, which is something like this : C:\Program Files\MySQL\MySQL Server 5.1. In this folder, ...

   MySQL,Window,Command line,Connection,mysqld     2011-11-05 08:22:39

  Apple And SAP Joined To Grow A New Development Community

SAP has teamed up with Apple. The two big worlds where at one end, Apple’s world-renowned user experiences and SAP’s unparalleled end-to-end business processes and software at the other end have successfully combined. As a result, the partnership opens up new opportunities, revolutionizing the entire digital experience for customers allowing numerous app development companies and developers to make a huge difference.   “I believe what’s going to happen with the relea...

   APPLE,IOS,IOS APPLICATION DEVELOPMENT,SAP,SAP HANA,SAP CLOUD PLATFORM     2017-06-30 02:37:47

  How does CSDN dare to use plain text as password?

Recently, the China's largest Chinese IT community website named CSDN leaked its user's account information. Later today CSDN made an announcements to its users on their website. The announcement said that some user account information was leaked and the passwords of the accounts were stored as plain text in their database before 2009, and after 2009, they adopted an encryption algorithm to encrypt user password. They urged all users who registered the account before 2009 to change their passwor...

   Security,Information leak,CSDN,Plain text     2011-12-22 09:10:01

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