[Hadoop] CentOS7 install flume-ng-1.6.0-cdh5.7.0

... 1. Flume installation and deployment According to the official documentation, there are two mainstream versions of Flume on the market: 0.9.x and 1. x. The difference between the two versions is very large, the old version has been eliminated, and the new version is used if you want to...


Oozie4.3.1 compiled

... oozie compiled 一, version oozie version: 4.3.1 JDK: 1.8 HADOOP: 2.7.7 hive: 1.2.2 pig: 0.16.0 sqoop: 1.4.7 spark: 2.3.0 hbase: 0.94.27 tomcat: 8.0.53 二, the place to be modified before compiling root pom.xml jdk version modified < properties > < targetJavaVersion > 1.8 </...


Java's 23 design patterns are resolved

... 20, state mode (State) core idea is: when the state of the object changes, at the same time change its behavior, very understand! Take QQ, there are several states, online, stealth, busy, etc. Each state corresponds to different operations, and your friends can see your status, so the...


The paradox of digital marketing

... "The more you know, the less you know." This is the Socratic wisdom paradox. Similar paradoxes exist in the field of digital marketing. The great hobby of the senior master of digital marketing, Seth Godin, is to discover the paradoxes of digital marketing. We can prove this by doing a...


Use Maven's assembly plugin to implement custom packaging

... 一, background Recently, we have more and more projects, and then I am thinking about how to unify the packaging of basic services, and can be implemented according to us. The requirements to generate, through research, we have achieved this demand perfectly through the use of maven's...


Install Tomcat, nginx, mysql

... Install Tomcat # under Docker to search for tomcat image Docker search tomcat # Pull tomcat image Docker pull tomcat #Start the tomcat container according to the image Docker run --name tomcat1 -d -p 8080:8080 tomcat #View the local container, you can see that the tomcat container has...


Docker small white windows learning pit record

... interested in docker for a long time, today opened the official document for the first time (https://docs.docker-cn.com/) began to learn, looks like docker default learning environment It is linux, so there are a few pits on windos, then record to enable Hyper-V in the turn off windos...


Using Docker to deploy Yapi

... 一, YApi Introduction: YApi is an open source project launched by the Mobile Architecture Group. It is an efficient, easy-to-use and powerful api management platform designed for development, Products and testers provide more elegant interface management services. It can help developers...


Windows deployment hadoop-2.7.0

... Here use the self-compiled hadoop-2.7.0 version deployed on windows, remember a few years ago, the deployment of hadoop needs to rely on cygwin, also need to open ssh service, recently found that the original does not Need to use cygwin, there is no need to open ssh secret login to...


Ssh connection localhost rejected solution

... in the terminal input ssh localhost reported such a mistake ssh: connect to host localhost port 22: Connection refused According to the operation of Hadoop official website, ssh still reported this error View ssh on Linux machines should be only ssh remote access client, and no ssh...