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Showing posts with the label centos

Build React Native App (4) - Redux, Jest, and NativeBase

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From this blog, typescript feature will be added. There are couple of ways to implement static type checking like; flow from facebook, PropTypes and Typescript. Typescript is well integrated with Visual Studio Code and supports better linter, error messages, and intellisense. Reference site Github Sample Ex4 Currnet version D:\GitRepo\reactnative>npm --version 6.3.0 D:\GitRepo\reactnative>react-native --version react-native-cli: 2.0.1 react-native: n/a - not inside a React Native project directory D:\GitRepo\reactnative>yarn --version 1.9.4 Creating React Native App $ react-native init ex4 If you want to specify the version, add "--version 0.57.3" at the end. Add NativeBase to React Native $ npm install native-base --save ... + native-base@2.8.1 added 71 packages from 42 contributors, removed 50 packages, updated 829 packages and audited 34989 packages in 138.542s found 0 vulnerabilities $ $ yarn yarn install v1.9.4 warning package-lock.json found. You...
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Automation with Ansible (1) - Install Ansible 2.4.3 on CentOS 7.4

The goal of these series is building Prod, Test, and Dev environment, building docker cluster, and implemneting CI/CD using ansible for small team project. For repository, Artifactory OSS will be used. I've newbie on the Ansible. This series will show you how to install ansible program on Centos 7. OS Version Current version of CentOS [ansible@ansible01 ~]$ rpm --query centos-release centos-release-7-4.1708.el7.centos.x86_64 [ansible@ansible01 ~]$ Install Ansible 2.4 on CentOS 7.4 using pip pip is Python package manager and this will give me an unified way to install packages no matter what linux distribution. [ansible@ansible01 ~]$ sudo yum -y install python-pip .... Completed [ansible@ansible01 ~]$ sudo pip install ansible Collecting ansible Downloading ansible-2.4.3.0.tar.gz (6.5MB) 100% |████████████████████████████████| 6.5MB 135kB/s Collecting jinja2 (from ansible) Downloading Jinja2-2.10-py2.py3-none-any.whl (126kB) 100% |█████████████████████████████...
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Install Ceph shared storage to DCOS 1.9

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After installing DC/OS, I noticed that all data worked with container stored to local node. Due to the reason, when the container was moved from one node to antoher, all configuration has been lost. I tried to find out shared storage solution and this manual is regarding how to add CEPH open source platform to CentOS DC/OS platform Reference Ceph Script on DC/OS Ceph on DC/OS losetup manual Checking file system type in Linux Ceph example from DCOS 1.8 Ceph example from DCOS 1.9 bash_rc vs profile Install lightttpd rbd-docker-plugin Current configuration As I posted from previous DC/OS blog, my configuration is I used 4 nodes as DC/OS recommended ComputerName IP Addess Computer Spec Description Note dcostest01 172.16.110.20 2 core, 16GB, 100 GB Disk Bootstrap Computer Ceph Client & DC/OS CLI will be in here dcostest02 172.16.110.30 2 core, 16GB, 100 GB Disk Agent1-Master dcostest03 172.16.110.31 2 core, 16GB, 100 GB Disk Agent1-Private Ag...
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