the GetString (string key, String defvalue) of the Sharedpreferences object, with the key in the configuration file. Defvalue represents the default return value when the value corresponding to the key name is not reached. If you saved it, fill it in the Security Number text box.The code is as follows:1 et_security_number.settext (sp.getstring ("Security_number", ""));View Code ② . In the in the Set Up
phone contact information method (named Getcontactinfo ()), the return value type is list①. Get a Content parser (Contentresolver) object by Getcontentresolver (), named (resolver). You need to get permission (Android.permission.READ_CONTACTS) because you need to read the phone contact.②. Using the Content Parser's query (URI URI, string[] projection, string selection, string[] Selectionargs, string sortOr
With the development of B/s pattern application development, more and more programmers use this pattern to write applications. But because the entry threshold of the industry is not high, the level of programmers and experience is uneven, a large number of programmers in the code, not the user input data to judge the legality, so that the application has security problems. Users can submit a database query
Packaging and submission of Dangdang design defects for E-Commerce Security (affecting 32 million orders, customer contact addresses, etc)
RTLog On from login.dangdang.com. It should be Dangdang...
1,
URL:http://huishou.dangdang.com/
When logging on to the Dangdang unified login port, it should be Dangdang's website.2. view a large number of mobile phone valuatio
This time the main implementation of the function of setting the security number, that is, when the mobile SIM card information is found to change, will automatically send a security number of an alarm message. This includes selecting the Contacts feature. The knowledge points involved include: the Intent,listview data
Information Age, now basically everyone has a mobile phone, in reality, you may receive a relative's text message or phone call is to show "family" name, but you carefully look at the number, this is not your friends and relatives mobile phone number, this is how it? Recently, the national well-known hacker Security organization Oriental Alliance has demonstrated
About Random Number Security 0x00
I talked to my friends about an interesting phenomenon. during the school recruitment interview in the last two years, most of my students did not have any basic cryptographic knowledge, even those with some penetration skills.
Therefore, I would like to share with you some basic cryptography knowledge that does not involve algorithm implementation. it is more related to c
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