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SEARCH KEYWORD -- Android security

  JS code to check different mobile devices

Today I come across a code snippet which uses JavaScript to check different mobile devices and then loads different CSS files accordingly. As we know that there are mobile devices with different screen sizes, it's always troublesome for web developers to develop cross browser and cross device compatible codes. Hope this one can help those who develop web apps on mobile devices. // Check whether it's a mobile device // wukong.name 20130716 if(/AppleWebKit.*Mobile/i.test(navigator.userAgent) || (...

   JavaScript,Mobile device,Detection     2013-11-28 05:25:10

  WireGuard VPN: Setup WG_VPN client App on Android phone and connect to local WG_VPN server on VM

We will show the detail steps about how to setup the WireGuard VPN client on an Android phone/pad and configure the VPN client to connect a WG_VPN server in local network. The setup process contents three main steps: Install WireGuard and create a key-pair in WireGuard client. Add the Android client peer information in the WireGuard server’s config file. Config the Android WireGuard client to connect to the server. The test environment network configuration:  Step 1. Install Wire...

   WIREGUARD,VPN,TUTORIAL     2020-10-24 08:46:42

  How to prevent next HeartBleed bug?

How to ensure the security of open source projects is a concern for many open source users including individual users and companies. But it's not an easy task to ensure the security of open source projects. Because everyone can see the source code, there is much higher possibility that a bug may be found by someone. Once a bug is disclosed, people may exploit it and do evil things, this may cause loss of money either for individuals or companies, some of the bugs may even have big impact to the...

   Open source,HeartBleed,Security     2014-04-24 09:07:05

  Generate certificate in Java -- Certificate chain

In previous post, we have introduced the use of Certificate and how to generate self signed certificate using Java. In this post, we will show you how to generate a certificate chain. Sometimes we may only have a certificate request or we don't have a trusted certificate which can be used for business. Now we need to have a trusted CA to sign our certificate so that it can be used on SSL communications. To generate a certificate chain, we may first have our own certificate(A), then we may use ot...

   Java,Certificate chain,Creation, Pure Java     2014-07-30 08:24:52

  WeChat 5.0 is coming soon

WeChat 5.01 now is available on App Store, but on Android, you still need to wait for some more time. If you want to experiment with new features of WeChat 5.0 now and you are using Android, you can request a beta version of WeChat 5.0 through here .Let's check out the new features first. WeChat 5.0 adopts the popular flat design, it focus on game platform. Main features are: You can play games with friends in game center Add bank account to pay with WeChat New bookmark function, you can bookm...

   WeChat 5.0,New fetuares     2013-08-04 22:42:45

  Google's acquisition of Quickoffice threatens Microsoft

Windows has over 90% market share in desktop operating systems, even though now other OS such as Mac OS and Linux are saying they are more user friendly, more stable and safer than Windows, Windows still has a weapon MS Office which can defeat all of them. However, with the development of mobile network and cloud computing, Windows is now challenged by different competitors on mobile and cloud areas.  Mobile and cloud are weak sides of Microsoft , but they are strength of Google.Google sudd...

   Google,QuickOffice,Microsoft,MS Office     2012-06-07 11:40:10

  NativeScript-Vue 1.0 Is Finally Out!

After a year of hard work and dedication, NativeScript-Vue 1.0 is finally available in the market. For those who are new to NativeScript- Vue, it is all about a plugin that simply allows one to build native iOS and Android apps with the help of Vue.js. NativeScript-Vue 1.0 is ready for use in production! And it may quite interest you to know that blending of NativeScript and Vue makes it even easier when it comes to building mobile apps. This launch comes with a shiny new website and extensive d...

   JAVASCRIPT,HYBRID APP DEVELOPMENT,NATIVESCRIPT,VUE.JS,MOBILE APPLICATION     2018-02-26 00:14:03

  Bad code plagues business applications, especially Java ones

A new study examining 365 million lines of code in 745 applications identifies bad coding practices that affect security, performance and uptime, with Java Enterprise Edition applications having the greatest number of problems. Cast Software, which makes tools that automate the analysis of business applications, examined programs written in Java-EE, .NET, ABAP, C, C++, Cobol, Oracle Forms, and Visual Basic, used across a wide range of industries from energy and financial services to IT co...

   Program,Security,Defects,Java     2011-12-09 07:42:51

  Arrays.equals() vs MessageDigest.isEqual()

Both Arrays.equals() and MessageDigest.isEqual() are used to compare the equality of two arrays. They can be interchangeably in many cases. However, they do have some differences which lead to different use cases in real applications. One difference is that the arrays passed to MessageDigest.isEqual() cannot be null while it's ok for Arrays.equals(). The one major difference between these two methods is that Arrays.equals() is not time-constant while MessageDigest.isEqual() is time-constant. Thi...

   Arrays.equal(),MessageDigest.isEqual(),Java,Security     2015-05-14 22:03:29

  Create wireless hotspot on your smartphone

It's now very common that you may not get Internet connection in first few days when you move to a new place. And you may have some important things to handle or you may just want to connect to Internet and share with others your new place. If you have a smartphone which has enough mobile data package, then you are on the way to enjoy Internet. Today we will introduce how to create a wireless hotspot on your smartphone with Samsung Galaxy S3 i9300. Step 1 Go to Settings -> More Settings ->...

   Wireless hotspot, Smartphone, Samsung     2013-01-12 23:08:39

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