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  Ambari Server service migration

  The migration is ready to configure the system environment to configure the system environment of the new server, which is the same as the old Ambari-Server node server; there are mainly the following aspects: 1. Basic system dependency; / usr/bin/yum insta

  2022-06-03 04:42:55 Views: 285
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  Apache Top level Project introduction Series 1-Overview

  We would like to begin to introduce a complete set of elite Apache TLP top-level project introductions, including Kafka, Zookepper, Hadoop, Spark, HBase etc. Official account: technical geek TechBooster

  2022-06-03 04:42:49 Views: 266
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  Configuration file for Hadoop

  Core-site.xml is the global configuration; hdfs-site.xml and mapred-site.xml are the local configurations of hdfs and mapred, respectively; the HDFS port parameter describes the default profile example value fs.default.na

  2022-06-03 04:42:49 Views: 295
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  A custom script runs the TestComplete project

  TestComplete, as an IDE for software automation testing, leaves a small number of interfaces for different people to run projects in different scenarios, so how to simplify and more intelligently start it and execute its projects through scripts? The following is the C provided by TestComplete

  2022-06-03 04:42:46 Views: 238
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  Good programmer big data tutorials share the Option_ partial function of Scala series _ String

  Good programmer big data tutorials share the Option_ partial function _ StringOption type of the Scala series in Scala the Option type sample class is used to represent values that may or may not exist (subclasses of Option are Some and None)

  2022-06-03 04:42:45 Views: 227
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  The practice of grabbing packages in HTTP-- tools

  In testing, before using jmeter for functional testing and stress testing, we always need to understand the communication of the functional pages we are testing. Package grabbing is a good way to test functions that are not given communication documents. To be compatible with multiple platforms, such as wind

  2022-06-03 04:42:44 Views: 215
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  Agile Development Book recommendation (ACP)

  The book recommended by the teacher when listening to acp's preaching.

  2022-06-03 04:42:39 Views: 235
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  Predictionio random forest

  In fact, predictionio also supports random forest algorithm. Unfortunately, there is no official example. I briefly wrote a little bit. You can also refer to this address: https://github.com/runapal5/PredictionIO-D.

  2022-06-03 04:42:39 Views: 257
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  Brief introduction of HDFS read and write proc

  HDFS is an extensible file storage and delivery system for large-scale data. It is a file system that allows files to be shared on multiple hosts over the network, allowing multiple users on multiple machines to share files and storage space. Let's actually access the file through the network.

  2022-06-03 04:42:36 Views: 251
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  Overview of Software testing Technology

  1. The equivalent class division method subdivides the range of input according to the demand, and then selects a representative test data in each area to carry out the test. two。 The boundary value analysis method is a test method to test the input or output boundary value. Usually the boundary value analysis method is used to analyze the boundary value.

  2022-06-03 04:42:36 Views: 301
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  On the construction and design of enterprise ECIF system (unfinished)

  First: concept: enterprise customer information system. As an infrastructure project of the bank, it undertakes the task of integrating customer information in various systems of the bank and providing customer information for other application systems. It is the bank's unified customer data source and the data exchange center of customer information. Second: the required concept ①: ETL into the library

  2022-06-03 04:42:36 Views: 253
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  Data crawling using HTTP proxy ip code example

  HTTP Proxy Demo code 1, Python!-*-encoding:utf-8-*-the target page to be visited by import requests# targetUrl = "http://ip.h

  2022-06-03 04:42:36 Views: 213
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  Lintcode8 Rotate String solution problem solution

  Given a string and an offset, rotate string by offset. (rotate from left to right) given a string and an offset

  2022-06-03 04:42:36 Views: 256
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  The use case of nebula accurate testing Rubik's cube

  From a certain level, precision testing gives real vitality to test cases. Traditional test cases are only text files that can only be understood and analyzed by people. There is no meaning and value in the computer and algorithm level. The following figure shows the overall architecture of precision testing: you may first

  2022-06-03 04:42:30 Views: 202
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  30-year-old traditional operation and maintenance transformation, development, operation and maintenance

  30-year-old confused, shallow contact, oracle,mysql, linux, Solaris, storage, fibre switch, virtualization, shell script. no, no, no. One-stop operation and maintenance, development and testing of UAT simulation production. Every day is spent in the busy, can not find oneself

  2022-06-03 04:42:26 Views: 287
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  The modified version of the original macro Parameter Mesh of electromagnetic field simulation software CST (automatically updates the value of parameters)

  Electromagnetic field simulation software CST original macro: modified version of Parameter Mesh (automatically update parameter values) author: aaron8967 home page: http://aaron8967.blog.51cto.com description: I am learning and using

  2022-06-03 04:42:26 Views: 261
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  Gromacs cpu version installation

  Installation preparation cmake2.8.8 or laterC,C++3.gromacs package http://www.gromacs.org/Downloads installation steps tar xfz gromacs.tar.gzcd g

  2022-06-03 04:42:25 Views: 246
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  Big data study road map

  Recently began big data's study, before learning to define a big data learning route big data technology learning route guide 1, introduction to Hadoop, understand what is Hadoop1, Hadoop background 2, Hadoop in big data, cloud computing location and relationship

  2022-06-03 04:42:25 Views: 275
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  Ipa script

  #! / bin/bashAPP_NAME= "APP" APP_CODE_SIGN_IDENTITY= "iPhone Distribution: XXXX (XXXX)" APP_PROVISIONING_P

  2022-06-03 04:42:25 Views: 233
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  A certain degree of quality department test development interview question 1 (to be continued)

  1. What are the common testing methods for black-box testing and white-box testing? Give an example. A: White box test: balk coverage method, which mainly includes surprise sentence coverage, judgment coverage, condition coverage, combination condition coverage, path coverage. Black box testing: equivalence classification, boundary value analysis, false guesswork

  2022-06-03 04:42:25 Views: 233