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Intergrate vscode editor in angular
To intergrate vscode editor in angular 13 typescript and above, ngx monaco editor should be installed. The following steps described…

Spring WebFlux Databuffer Limit
The default databuffer limit size in spring webflux is 262144(256K) bytes, and it is hardcode in Base class(BaseDefaultCodecs), When you…

Understanding sync.Map in Go
As we know that go provides a type of map that allows us to store key-value pair data, but if…

Kubernetes configmap guide
A ConfigMap is a Kubernetes resource that allows you to store configuration data as key-value pairs. You can use ConfigMaps…

Happy New Year
Happy New Year! The Chinese new year is comming soon(The day after tomorrow). Wish you all who comes here: The…

Php configure memcached in centos8
Install and configure php and memcached plugin for wordpress setup on centos8 I use pecl to manually install memcached plugin.…

Kubernetes Pod Resource Usage Checking
There are so many ways to check pod resource usage such as cpu and memory in kubernetes, kubectl top command…

Kubernetes copy file from pod to local
Kubernetes client kubectl provides cp sub command to copy file from pod to local filesystem or from local filesystem to…

Troubleshooting kubernetes pod get stuck in Terminating status
Pods in Kubernetes can sometimes get stuck in the “Terminating” status, which means that they are being terminated but have…
Articles

Php configure memcached in centos8
Install and configure php and memcached plugin for wordpress setup on centos8 I use pecl to manually install memcached plugin.…

Install ImageMagick and PHP Imagick on CentOS 8 / RHEL 8
Install ImageMagick and php-ImageMagick on centos8 install ImageMagick Install php and php-pear, compile tools Now, install PHP Imagick with pecl command. Add…

Openshift origin multi-node installation guide
in this tutorial, i will describe how to deploy an openshift multi-node cluster manually. before we start, let’s clarify some basic…

Tcpdump Container Network Traffic
Get pod host IP and container ID SSH to host where pod is running. Get container interface id On the…

Re-run A Kubernetes Scheduled Job manually
A Kubernetes Scheduled Job is designed to run automatically based on a schedule defined in the cron format. However, there…

openshift origin multi-master manually deployment part-2
5, install origin master service, on all master yum install -y centos-release-openshift-origin yum install -y origin-master bash-completion create origin-master-api systemd…

Run multiple commands in kubernetes
This article will describe how to run multiple commands on container startup phase in kubernetes. Kubernetes provides several ways to…

Manila share create failed with glusterfs backend
if you got an error when you create a share. and the error message is Exception during message handling: Xpath…

Kubernetes copy file from pod to local
Kubernetes client kubectl provides cp sub command to copy file from pod to local filesystem or from local filesystem to…
Programming

Spring WebFlux Databuffer Limit
The default databuffer limit size in spring webflux is 262144(256K) bytes, and it is hardcode in Base class(BaseDefaultCodecs), When you…

Determine whether a directory is empty or not for ext2 file system
How do we determine whether a directory is empty or not for ext2 file system? first,let’s take a look at…

getrusage()
I just wrote one system call getrusage() today. paste it up.

Angular Application Witch Ace Editor Error
In HyperKuber Web Project which is using angular 13 with ace editor for yaml/json display, an error occured in browser…

A deep look into the kernel design of Shaun OS
The advanced design of kernel has made Shaun OS much more stable, attractive. How does it work? I will give…

UEFI GUI App
This is a UEFI gui demo app i wrote for my job project. I have implemented some basic UI components,edit…

Understanding sync.Map in Go
As we know that go provides a type of map that allows us to store key-value pair data, but if…

Convert Json To Yaml In Java
In java, to convert json string or json object to yaml string, you can use jackson to do this in…

Intergrate vscode editor in angular
To intergrate vscode editor in angular 13 typescript and above, ngx monaco editor should be installed. The following steps described…