loginsGrant all privileges on * * to ' root ' @ '% ' identified by ' haoabc2016! ' with GRANT option;flush privileges;-----------------------------------------------------------------------------------------------------------------------How to solve ERROR 1819 (HY000): Your password does not satisfy the current policy requirements it?Two global parameters must be modified:First, modify the value of the Validate_password_policy parameterset global validate_password_policy=0; Change the length of
1. Hide Nginx in http status1. Enter the nginx configuration file directory (this directory is determined by the installation time) and use vim to edit and open it. The code is as follows:Copy code # Vim nginx. confAdd server_tokens off in http {-}; for example:Http {...... OmittedSendfile on;Tcp_nopush on;Keepalive_timeout 60;Tcp_nodelay on;Server_tokens off;....... Omitted} 2. Edit the php-fpm configuration file, such as fastcgi. conf or fcgi. conf. (the configuration file name can also b
Origin:
Since Hadoop is used, and because the project is not currently distributed, it is a clustered environment that causes the business log to be moved every time, and then analyzed by Hadoop.In this case, it is not as good as the previous distributed flume to work with out-of-the-box HDFs to avoid unnecessary operations. Preparation Environment:
You must have a ready-to-use version of Hadoop. My version
Reason:Hadoop-eclipse-plugin-2.7.3.jar compiled JDK versions are inconsistent with the JDK version used by Eclipse startup.Solution One :Modify the Myeclipse.ini file to resolve it. D:/java/myeclipse/common/binary/com.sun.java.jdk.win32.x86_1.6.0.013/jre/bin/client/jvm.dll to: D:/Program Files ( x86)/java/jdk1.7.0_45/jre/bin/client/jvm.dlljdk1.7.0_45 version of the JDK for your own installationIf it is not
This error was reported when launching an open source project.
And then I'm going to add the sudo execution
And then it came up. java.lang.unsupportedclassversionerror:org/apache/maven/cli/mavencli:unsupported Major.minor version 51.0
Online viewing is due to the inconsistency between Maven and JDK version.
But use Mvn-v to see if the discovery is a match.
genrsa-out httpd.key 2048) [[email protected] certs]# OpenSSL req-new -key httpd.key-out httpd.csr-days 350Send the generated HTTPD.CSR to the CA server[Email protected] certs]# SCP HTTPD.CSR [email protected]:/tmpConfigure on the CA server[[email protected] certs]# Cd/tmp/[[email protected] tmp]# OpenSSL ca-in httpd.csr-out httpd.crt-days 360 will generate HTTPD.CRT send back httpd server SCP httpd.crt [email protected]:/etc/httpd24/certs/(c) Configuring httpd to use digital certificatesNote:
This morning, I helped a new person remotely build a hadoop cluster (1. in versions X or earlier than 0.22), I am deeply touched. Here I will write down the simplest Apache hadoop construction method and provide help to new users. I will try my best to explain it in detail. Click here to view the avatorhadoop construction steps.
1. Environment preparation:
1 ). machine preparation: the target machine must be pinged to each other. Therefore, the virtua
); - the //add merged cells in sheet - sheet.addmergedregion (CRA); - -Row row = Sheet.createrow (0); + -Cell Cell_1 = Row.createcell (3); + ACell_1.setcellvalue ("When you ' re right, no one remembers, when you ' re wrong, no one forgets."); at - //cell position 3-9 is merged into a single cell, no matter how you create a 4th cell or a 5th cell ... Then write the data. are not writable. -Cell cell_2 = Row.createcell (
protected]-pro02 hbase-0.98.6-cdh5.3.0]$welcome everyone, join my public number: Big Data lie over the pit ai lie in the pitAt the same time, you can follow my personal blog :http://www.cnblogs.com/zlslch/ and http://www.cnblogs.com/lchzls/ Http://www.cnblogs.com/sunn ydream/ For details, see: http://www.cnblogs.com/zlslch/p/7473861.htmlLife is short, I would like to share. This public number will uphold the old learning to learn the endless exchange of open source spirit, gathered in the Inter
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