What Is a Reverse Proxy, and How Does It Work?

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August 8, 2022

What Is a Reverse Proxy, and How Does It Work?


Reverse proxies are a useful tool in any system administrator’s toolkit. They have a lot of uses, including load balancing, protection from DDOS attacks Read More »

 
How to Enable Podman’s Automatic Container Updates


Podman is an OCI-compliant containerization platform that’s often used instead of Docker. Its daemonless model and extensive featureset makes it a good contender for use in development and production alike. Read More »

 
How to Use K3s to Run a Kubernetes Cluster On Your Development Machine


K3s is a lightweight Kubernetes distribution ideal for development use. It’s now part of the Cloud Native Computing Foundation (CNCF) but was originally developed by Rancher. Read More »

 
How to grep Search Text From PowerShell


grep is a powerful text searching utility on Linux, but it isn’t available on Windows. While there are third party ports and solutions, PowerShell offers built-in equivalents to grep that will do the same job in your scripts. Read More »

 
How to Clean Up Old Kubernetes Jobs


Kubernetes Jobs create Pods repeatedly until a specified number of containers terminate successfully. Jobs are often used with the higher-level CronJob mechanism that automatically starts new Jobs on a recurring schedule. Read More »

 
How to Use Multiple Docker Build Contexts to Streamline Image Assembly


Docker’s concept of the “build context” is one of its most restrictive and misunderstood characteristics. The build context defines the local files and folders you can reference in your Dockerfile. Content outside it cannot be used, which often hinders complex build procedures. Read More »

 
How to Upload Files Over FTP With PowerShell


The File Transfer Protocol (FTP) is a common service used to transfer files between clients and servers. It’s often useful to automate these file transfers, and PowerShell scripts can come in handy to speed up this process. Read More »

 
How to Investigate Kubernetes Container Issues With “Kubectl Debug”


It can be tricky to diagnose problems with running Kubernetes workloads. You might be lucky and find the cause in your application’s logs, via the kubectl logs command. In some cases there’s no avoiding a live debugging session though, where you interactively engage with your Pods to uncover issues. Read More »

 
What’s the Best grep Alternative on Windows?


Linux’s grep utility is a favorite among many sysadmins for its simple searching ability and familiar syntax. It’s not available on Windows however, so you’ll have to either use alternatives, or install third-party grep tools to emulate it. Read More »

 
How to Use grep Recursively Within Certain File Extensions


grep is a great tool for searching through files and standard input in Linux and is able to match string and Regex patterns. However, sometimes it’s necessary to control what kinds of files grep searches for, and it has flags built in to do just that. Read More »

 
 

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