MongoDB3.0.x user authorization configuration (standalone environment)
By default, the MongoDB database does not have permission control. It can be accessed by connecting to the opened port and has root-level permissions; the production environment is extremely insecure. Therefore, users must be set up for authorization control.
User authorization module configuration in a standalone environment:
MongoDB
At the end of the article "MongoDB source code overview-memory management and storage engine", we have left a problem because it relies on the MMAP method of the operating system when using the MongoDB memory management and storage engine, ing files on the disk to the memory space of the process brings great convenience to MongoDB, but also brings us a lot of problems. How often does a persistent hard disk map to a memory view ensure that our server loses the least data when it goes down? Is the
I learned from Tomas's post that newer version windbg can't be downloaded from Microsoft directly anymore. to get newer windbg, We have to download the huge 620 MB wdk ISO and extract windbg installer from it manually. the newest windbg standalone installer is version 6.11.1.404, released on March 27,200 9.
I don't know if Microsoft will listen to our customer's voice and release a standalone windbg. Befor
ZhuanHttp://www.cnblogs.com/one--way/archive/2016/08/29/5818989.htmlHttp://www.cnblogs.com/one--way/p/5814148.htmlPrerequisites:1. Spark Standalone Cluster Deployment complete2. Intellij idea can run the Spark local mode program.Source:1 Import Org.apache.spark. {Sparkcontext, sparkconf} 2 import scala.math._ 3 4/** 5 * Created by Edward on 2016/8/27.6 */7 Object Word Count {8 def main (args:array[string]) {9 val sparkconf = new sparkconf (
Cocos2dx standalone Mahjong (1)
Today, I plan to explain how to create national standard mahjong in cocos2dx.
The first half explains the logic of mahjong, because it is Code and may be boring. After this part, you can also use other game engines to create mahjong.
In the second half, we will explain the remaining cocos2dx part, because we will leave this part for later, mainly considering whether to use 3d or 2d.
Finally, the robot and server modules
Cocos2dx standalone Mahjong (III)
Cocos2dx standalone Mahjong (III)
Mahjong logic 4. Obtain card data
We have saved a one-dimensional array. Similar to a table, we can calculate the number of all cards, but how can we get the cards in our hands?
// Poker Conversion
BYTE SwitchToCardData (BYTE cbCardIndex [MAX_INDEX]/* input table for counting the number of all cards */, BYTE cbCardData [MAX_COUNT]/* outgoi
In the standalone deployment directory of the Ubuntu environment, view Ubuntu installation JDK installation Pythod installation Zookeeper installation ZeroMQ installation Jzmp installation Storm check whether Ubuntu is 32-bit or 64uname-a returned result = gt; SMPFriFeb2200: 31: 26UTC2013x86_64x86_64x86_64GNU/Linu
Storm standalone deployment in Ubuntu
Directory
View Ubuntu
Install JDK
Install Pythod
I
Operation Steps:#cd/tmp#wget linuxdot.net/down/jexus-5.8.1-x64.tar.gzNote: If you have a new version, you can change it to the appropriate version number.#tar-ZXVF jexus-5.8.1-x64.tar.gzUnzip the package and get a Jexus folder.#sudo MV Jexus/usrMove the Jexus folder to USR and complete the installation.Related configuration:1. Jexus the physical path to the Web site configuration file is/var/www/default2, Jexus each site will have a conf, so the configuration file is unified in the/usr/jexus/sit
Recently, a student asked me, what is the difference between using the PHP integration environment directly and the PHP environment of our own standalone installation?A: The PHP integration environment, and your own installation of the PHP environment is actually no different, but most of the integration environment for some greening operations, essentially no difference.Let's start by introducing the basic concepts of the integrated environment, the
Original: Android Warehouse management System (standalone version)Source code: Http://www.zuidaima.com/share/1556012559305728.htmWarehousing plays an important role in the whole supply chain of an enterprise, if it cannot guarantee the correct stock and inventory control and delivery, it will lead to the increase of management cost, the service quality is difficult to be guaranteed, thus affecting the competitiveness of the enterprise. This time to br
) = System.exit (exitCode) case t:throwable = throw t } }And the core is called the Main method of the class we submitted, in the example above is the parameter--class RfcexampleCalled the Main method of the RfcexampleUsually we are writing Spark's method of running the class that initializes the spark contextVal sc = new Sparkcontext (conf)Sparkcontext initiates a task when initializingCreate and start the scheduler val (sched, ts) = Sparkcontext.crea
/********************************************************************* * Android Standalone APK * Description: * Before using the APK is directly generated in the debug mode, the results do not know where the problem * debugging generated by the APK always reported the following error, and then create a separate apk to solve. * * 2017-8-8 Shenzhen Longhua gen Zengjianfeng ************************************************************** ******/First, err
Installation of the independent JDK process will not speak, not to Baidu's on it.Change default to JDK below1. Update parameters to make configuration effectiveUpdate-alternatives--install/usr/bin/java java /***/bin/java 300Update-alternatives--install/usr/bin/javac javac /***/bin/javac 300Description: * * * for standalone installation of JDK path2. Select the version you want to useIn the terminal input command: update-alternatives–-config javaFollow
mkdir/usr/local/matlab/r2015b/licenses23 sudo cp license_standalone.lic/ usr/local/matlab/r2015b/licenses/If there is an error during the copy process, Use the following two commands sequentially:777 /usr/local/matlab/r2015b/777 /usr/local/matlab/r2015b/licenses/license_ Standalone.lic6. Next, some files in matlab 2015b Linux64 crack folder will need to be replaced by some of the file files, which are in MATLAB 2015b Linux64 crack folder R2015b/bin/glnxa64 folder. Use the following command:sudo
To forget the password for the root of the Linux system Superuser, you need to enter the standalone mode:
Restart the system, while reading the second, press E to enter grub mode;
Select Current system, press E to edit, you can see as shown:650) this.width=650; "src=" Http://s4.51cto.com/wyfs02/M01/80/22/wKioL1c5VaTBMlsNAAAWHVzVcy4814.png "title=" sb_ ( Wqtug@ep_nq7c@@}%1y.png "alt=" Wkiol1c5vatbmlsnaaawhvzvcy4814.png "/>
Select the line b
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