Do you want to know how to develop your skillset to become a sysadmin Rockstar?
Subscribe to our newsletter to start Rocking right now!
To get you started we give you our best selling eBooks for FREE!
1. Introduction to NGINX
2. Apache HTTP Server Cookbook
3. VirtualBox Essentials
4. Nagios Monitoring Cookbook
5. Linux BASH Programming Cookbook
and many more ....
I agree to the Terms and Privacy Policy

15 Linux Ping Command Examples For Network Diagnostics

Thanks to Linux, we have access to many tools that facilitate networking administration & diagnostics. In this sense, the Linux ping command is one of the most useful tools for sysadmins and network administrators. Its basic function is to determine if one host of the network is reachable or not. However, in this post, we will address other more advanced capabilities ...

Read More »

Remote Log Collection on Windows

Every organization needs to collect logs from multiple sources in order to put them in either a log collector or SIEM (or a dedicated audit trail solution). And there are two options for that – using an agent and agentless. Using an agent is easy – you install a piece of software on each machine that generates logs and it ...

Read More »

MySQL On Linux (Beginners Tutorial)

In this post, we will cover many aspects of MySQL on Linux. First of all, how to install it, how to perform basic CRUD operations, how to import & export data, play with the MySQL engine itself such as setting the root user password and much more. MySQL is one of the most popular relational databases engines in the world. ...

Read More »

Deploying Che 7 with custom images (air gap environment)

Number 5: deploying Che 7 behind a firewall (air gap environment) using chectl –che-operator-cr-yaml=… Deploying Che 7 with custom images Unlike  Deploying Che 7 to Minishift 1.34+, this doc will explain how to do an Eclipse Che 7 deployment with a custom resource yaml file to override the images used in the deployment. This process can be used for many things, ...

Read More »

Changing Mac’s Default Location for Screenshots

For pedantic people like myself, who like to keep their Desktop tidy, I came across this tip to save screenshots to a different location automatically. Create a folder (mine is called Screenshots)Open a Terminal windowType the following: defaults write com.apple.screencapture locationDrag and drop the folder into terminal. You’ll end up something like the following: defaults write com.apple.screencapture location /Users/pkua/Desktop/ScreenshotsHit enter! ...

Read More »

wget on Windows

Overview This is to document my steps to download all image (JPG) files along with PDF and regular HTML files instead of using the web browser, using only 1 command (wget). Installation Use Choco (https://chocolatey.org/). Follow installation instructions @ https://chocolatey.org/install Then open a command prompt with administrative rights to install wget:choco install wget Usage My target website (say abc.com) is protected ...

Read More »

Protecting your AWS from EKS with kube2iam

I really like Kubernetes; I’ve been following almost since its inception 5 years ago and used it successfully in the past 3+ years in several projects. It isn’t without challenges (esp. around managing state) but it definitely getting better with each release. Moving to a new company, it is no wonder I introduced Kubernetes into our architecture from the get-go. ...

Read More »

Installing Minishift on Windows 10 Home

Minishift is a tool to run OpenShift Origin locally as a single node cluster inside a Virtual Machine. It is a good choice for development or doing PoCs locally before deploying things in a real OpenShift cluster. In this post I am going to explain how to install and run it on a Windows 10 Home machine, where no Hyper-V ...

Read More »