increase volume android code

Last night saw a good article, and then the English, so decided to share the translation to everyone, this is the original link: http://www.michaelevans.org/blog/2015/07/14/ improving-your-code-with-android-support-annotations/If you haven't heard of the Android support annotations Library, you'll miss a lightweight and flexible new package that can help you catc

= new StringBuilder (); Sb.append (Ipint 0xFF). Append ("."); Sb.append ((Ipint >> 8) 0xFF). Append ("."); Sb.append ((Ipint >>) 0xFF). Append ("."); Sb.append ((Ipint >>) 0xFF); return sb.tostring (); /** * Get Current IP Address * * @param context * @return/public static String getlocalipaddress try {//for (enumeration Get native IP address and MAC address in Android by Inetaddress.getlocalhost () is always "127.0.0.1", to get th

The project is getting bigger and bigger. It is a waste of time to re-compile the entire project every time. After research, find the following methods to help increase the speed and summarize them. 1. UseTmpfsTo replace partial Io read/write 2.CcacheYou can set the ccache cache file on tmpfs. However, after each startup, The ccache cache file will be lost. 3.DistcC. Multi-machine Compilation 4. Move the screenOutput to memory file or/dev/nullTo avoid

Apsara Android client remote code execution to remote reading of any user's system Address Book + chat information (earlier version is required) As a comprehensive communication service of China Mobile, Feixin integrates voice (IVR), GPRS, SMS, and other communication methods, it covers customer communication requirements in three different forms (completely real-time voice service, quasi-real-time text and

Activities provides an easy to manage dialog box mechanism for creating, saving, and replying, such as Oncreatedialog (int), onpreparedialog (int, Dialog), ShowDialog (int), Methods such as DismissDialog (int), which, if used, will return the activity-Managed dialog box (dialog) through the Getowneractivity () method. 　　oncreatedialog (int): When you use this callback function, the Android system effectively sets up the activity as the owner of each

Android interview and development experts code specifications and details Note Rule 1: You must use javadoc to generate documents for classes. Not only is it a standard, but it is also recognized by various java compilers.[Rule 2] The description of the file should be available at the beginning of the file, which should contain the following information:(1) Copyright information;(2) file name;(3) function d

literal Unreacherd Area: progress bar (rectangular) After the current progress value text According to the above analysis, we want to implement the progress bar with a number, only to follow the following three steps to achieve: 1. Draw Reacherd Area (progress bar of text before current progress value) 2, Draw the text area (the current progress value texts) 3, Draw Unreacherd area (the current progress value text after the progress bar) can be. 2, Custom properties Because we found that

Android Debug Signature Package is not code confusion, direct run as is the debug signature packageThe official release version is officially signed by the company key and can be exported via export or Android ToosThe project is relatively large, the confusion when the package directly oom, many people on the internet said directly increased eclipse.ini in the-XM

statistics, friends League statistics and other functions, then you definitely need to understand the download volume of different app stores, so it is important to generate channel packages. These platforms can help generate multiple go-to APKis to use the "Love Encryption" platform, the project integrates the Friends of the League statisticsThe reinforcement takes more than 10 minutes, the reinforcement is completed and can be downloaded to differe

I. What have code obfuscation been done?1. code obfuscation is usually used to remove unnecessary Code. It is used to rename classes, attributes, and methods with obscure names to reduce the size of the Code, increase the difficulty of decompilation. (If our applications are

sequence numbers. 4. the last 1-digit (SP) is usually "0", which is the Verification Code and is currently in use. The IMEI code is unique and attached to the logo on the back of the mobile phone. It is read and written to the memory of the mobile phone. It is also the "file" and "ID card number" of the mobile phone in the manufacturer ". Application scenarios: When the application needs to encrypt the inf

actually used, or use Proguard processing code (can reduce the code volume).One unfortunate corollary: with the addition of a software function, the expansion of the code, the APK package will eventually go beyond the scope of processing, perhaps 8M (refers to the APK package inside the Classes.dex).The two discussion

To keep your apk files as small as possible, you need to turn on compression at build time to remove useless code and resources.Code compression can be used in Proguard to detect and purge useless classes, variables, methods, and properties, even including the libraries you reference. Proguard can also optimize bytecode, remove useless code, and blur the rest of the classes, variables, and methods.

The source is Android Shell Word client app source code, Shell Word app Android client. Recite the words when I think, the market Word app to do a good job, users don't want to open it is useless. So, "shell words" in a completely different way, let you in the unconscious without pressure to easily increase the vocabul

Analysis of Android source code design patterns and practices (15th)Chapter 2 template method mode The template method pattern is the simplest behavioral design pattern, one of the most common patterns in all patterns, and is the basic technology based on inherited code reuse. In its structure, only the inheritance relationship between the parent class and the

Downloading cm source code is actually similar to downloading Google's pure Android source code. below is the official cm website. You need to download the ROM corresponding to your mobile phone and put it in the sdcard root directory, just in case. Http://www.cyanogenmod.com/ Next I will introduce another website: http://forum.xda-developers.com/index.php This

Android malicious code history Overview Mobile Internet Security has undoubtedly become one of the mainstream security threats. Counting the mobile malicious code virus database from 2011 to the present, we can see that the number of malware on the Android platform has grown extremely fast, and the number gap between

be carried out. * Do not compare the equality of floating-point numbers. Such as: 10.0*0.1==1.0 5. Reusable Row requirements * Repeated use of the algorithm or code to complete the relatively independent function should be abstracted as a common control or class. * Common controls or classes should consider object-oriented thinking, reduce external contact, consider independence or encaps

Original articles, reproduced please specify http://blog.csdn.net/leejizhou/article/details/51150116 Li Zizhou BlogSet the length and width of the Android view we usually define in the XML of layout, so when do we need to dynamically set the properties of the view in the code? Let's look at the following UI designIn this UI design, the above ImageView is designed to be long and wide is 16:9 of the ratio, be

Cracking procedure The first step is to decompile the apk. Read and understand how to obtain the correct serial number in the code Create the smali code of Logd Merge Part 1 of the Code into a proper position Package and sign the apk File Install to a virtual machine for testing The interface and function of this Apk are the same, but the actual serial num