Even if the device does not have root, we can physically access the device to obtain the application's data, we can also change the data of an application through this method. If an application stores data on the client, using a simple password or pin check, it is possible for an attacker to use this method to bypass these checks. In this article, we will discuss
/** Backup APK demo */
public static void backApk(Context context) {String dstPath = "/sdcard/update/";//save path dirString apkNameString = null;String packageInfo = context.getApplicationInfo().sourceDir;
// The sourcedir document describes the full path to the location of this package, full path of the package. try {packageinfo = context. getpackagemanager (). getapplicationinfo ("org. thinkinbunny ", ap
Partitioning and backup of SQL Server data backup files, SQL Server Data Backup
When backing up a complete database, we may sometimes encounter an extreme situation where only 5 GB of space is left for the three drive letters C, D, and E on the server.
But what if we need 12
Android assigns a separate user space to each APK process. The userid in its manifest corresponds to a Linux User (the Android system is based on Linux. therefore, mutual access to data between different APK (users) is disabled by default.
However, it also provides two types of APK
Android assigns a separate user space to each APK process, and the userid in its manifest corresponds to a Linux user (the Android system is based on Linux). Therefore, it is forbidden to access data between different apk (users) by default.
But it also provides the form of shared data between 2 different
A lot of people have appeared java.lang.RuntimeException:Unable to instantiate activity componentinfo{*****activity}: Java.lang.ClassNotFoundException:Didn ' t find Class "*****activity" on path:/data/app/*******.apk error, in Android development, I also encountered this problem, tangled up for two days, finally resolved, combined with my own online to find, is now available to everyone.
1. Manifest file
notification is required to restore the original node. This can greatly improve the system's write success.Handling permanent faults (Replica synchronization)For faster detection of inconsistencies between replicas, Dynamo uses Merkletree. Merkletree is a hash value of the tree, each leaf node is the hash value of key, and then the middle node is the hash value of all son nodes, so that each child node changes will be reflected to the upper parent node. Using Merkletree to index
History of the simplest MySQL Data Backup and restoration tutorial (below) (), mysql Data Backup
The third part of data backup and restoration is as follows:
Basic concepts:
BackupSave the existing
The company's Linux server uses a common desktop and lacks a disaster recovery mechanism. The company stores a large amount of data on this server. Once a fault occurs, the consequences are unimaginable. Therefore, it is necessary to effectively back up important data of this machine. After several days of data collection, I finally compiled my own Linux script t
I've been on a Big Mac for a while. Do not know that everyone has the same trouble with wood. Once on win only to install the app Bao and other mobile phone assistants. You can double-click the APK, directly installed on the phone connected to the cable, very convenient ha, but not on the Mac. A method has been found recently. A little bit of trouble. For everyone to participate in, in fact, very easy:Open terminal and enter the command: adb install
I have always wanted to share with you my experiences and experiences on how to automate O M of business systems in windows, but I have never been able to do so due to time and work. Now we have posted a simple automated and timed script for online hot-standby db2 data to learn and make progress together. @ Echo offREM Create by fengzhanhai on 2010.12.23 Used by backup database db2REM --- tasks: Run at 24
, please do your own BaiduOne or more buttons can be placed in the activity, since Robotium can be run using the command line, so we can use the OnClick event of different buttons to execute different scriptsAs above: Attach various command-line startup commands:Run All test Cases:ADB shell am instrument-w packagename/instrumentationtestrunnernameRun a single test class or a testsuiteADB shell am INSTRUMENT-E class packagename.testclassname-w Packagename/instrumentationtestrunnernameRun a test m
Sqlite is generally used in this way, that is, creating an empty database in the program, and then performing a series of operations such as adding, deleting, modifying, and querying, the development of small applications is easier to meet the requirements, but some large applications contain a large amount of data. If you insert data one by one in the program, first, it is time-consuming. Second, the user
The simplest MySQL Data Backup and restoration tutorial (I) (35) in history, mysql Data Backup
The first article on data backup and restoration is as follows:
Basic concepts:
Backup, sa
#!/bin/bash##description: the script function, cycle in weeks; Friday full backup, Saturday No backup, Sunday to Thursday differential backup;# due to work needs, do not implement compression packaging method, using CP full backup, rsync differential backup;# to use this s
History of the simplest MySQL Data Backup and restoration tutorial (medium) (), mysql Data Backup
Data backup and Restoration:
Basic concepts:
BackupSave the existing data or records in
Welcome to the arena of RULES of survival! This was a Battle Royale mobile game that had favored by the million of players worldwide.You'll be one off of unarmed players who get air-dropped to a vast, deserted island. The last one survives.attention! Your safe zone is diminishing. You is racing against poison gas spreading, enemies shooting, and ultimately death chasing.Collect weapons scattered, arm yourself to the teeth, wield your wisdom and tactics, and loot gear from the unlucky.You can eit
Oracle rman backup and RestorationRMAN supports Incremental Backup: databases, tablespaces, and data files.Only used blocks can be backed up as backup setIng between tablespaces and data files: dba_data_files/v $ datafile_headerIn noarchivelog mode, you can use RMAN to back
Use shell to write a mysql data backup script and shellmysql Data Backup
Ideas
It's actually very simple.
Write a shell script and use mysqldump of mysql to export data to the corresponding SQL file. Use crontab of linux to regularly run the corresponding script and save the
The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion;
products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the
content of the page makes you feel confusing, please write us an email, we will handle the problem
within 5 days after receiving your email.
If you find any instances of plagiarism from the community, please send an email to:
info-contact@alibabacloud.com
and provide relevant evidence. A staff member will contact you within 5 working days.