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Category: Category: linux

install chrome in ubuntu and rhel linux

2021-02-03
 |  No Comments
 |  linux

Chrome is an excellent web browser nowadays. It is widely used by normal users and web developers in Microsoft Windows OS. Sometimes, it is also […]

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bash command history

2020-12-17
 |  No Comments
 |  bash, linux

Yesterday morning after arriving at the office, I booted up my laptop as usual and tried to connect to my Linux development server using putty. […]

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an introduction to policy-based routing in Linux

2020-12-14
 |  No Comments
 |  linux, route

A few days ago I was assigned a task to create pods with multiple network interfaces in the Kubernetes. It is not a difficult task, […]

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list files in a package in ubuntu

2020-10-24
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 |  apt, linux, ubuntu

The below command can be used to list files in a package in Ubuntu apt-file list <package-name> or dpkg -L <package-name> for example, apt-file list […]

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a quick reference to Linux od command

2020-09-02
 |  No Comments
 |  linux

Yesterday my colleague reported a software issue to me. I checked the application logic, but couldn’t find any clue. However, because the software hasn’t been […]

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fix ‘could not connect to display’ issue

2020-08-02
 |  No Comments
 |  linux, ubuntu

Today I tried to run foxit reader installer in my Ubuntu Linux as root account. I got the below error message: QXcbConnection: Could not connect […]

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disable password prompt for sudo in ubuntu

2020-07-19
 |  No Comments
 |  linux, ubuntu

After using ubuntu Linux in my xiaomi laptop for months, I find the password prompt really annoying when I try to switch to root account […]

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find package owning a specific file in ubuntu

2020-07-12
 |  No Comments
 |  linux, rhel, ubuntu

I am familiar with the rpm package management system, because the products in our company are running in the RHEL Linux OS and the development […]

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package selection in rhel6 and rhel7 kickstart

2018-08-09
 |  No Comments
 |  linux

Recently our product is migrating from rhel6 to rhel7. During this process, we encountered a wired issue that some rpm packages couldn’t be installed during […]

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在RHEL7上搭建kubernetes 1.11集群

2018-08-05
 |  No Comments
 |  docker, kubernetes, linux

在RHEL7的虚拟机上搭建一个kubernetes 1.11集群,环境如下 master: 192.168.10.1 node1: 192.168.10.2 node2: 192.168.10.3

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