Branches are a core feature of Git’s version tracking and are used constantly by teams working on the same software codebase. We’ll dive into how they work under the hood, and how you can use them to improve your Git workflow…
AWS bills everything by the meter, so if you experience unexpected usage, you’re going to have to pay for it. AWS has alarms that can trigger if your bill gets too high.
Github Actions are automation pipelines that can be used to run CI testing and builds. It runs in the cloud through Github’s servers, but there are some cases, such as intensive code compiling, where you might prefer running …
Continuous Integration is crucial for any active repository that needs routine building and testing. Github supports CI pipelines in the form of Github Actions—builds that run in the cloud, automatically, with just a bit of…
Github Organizations are a great way to manage members for multiple projects. But, the configuration for the permissions works a bit differently than normal repositories, and if you want to give members write access, you’ll n…
If you’re tired of building and releasing your application manually, it might be time to set up a CI/CD pipeline. Github Actions makes this process easy and free for most projects, and can save you time by automating your app…
Handshake domains are a new type of DNS system that many domain name providers are starting to offer. It runs on the same blockchain technology that powers Bitcoin and Ethereum, and has the potential to decentralize the web. …
Websites are getting easier to host everyday, with many services offering packages starting at less than $5 a month. But, if you just want a simple site that isn’t going to see a ton of traffic, you may be able to host on Git…
While the Linux command ls can display the sizes of files, it doesn’t work properly with directories, which will always be displayed as 4096 bytes. You’ll need to use the du command to recurse into subdirectories and print …
While it’s usually pretty clear if your system is running out of memory or using too much CPU time, disk usage is another key metric that can sneak up on you over time if you leave your server unattended. You’ll want to regul…
One of Git’s core features is the ability to make multiple versions of your project. Often, these are used for short-term forks called “feature branches,” which get merged into master. However, sometimes it is necessary to ha…
Git is a powerful version control system that allows for multiple branching versions of your project with automatic merging. That’s great, but sometimes it breaks when files are renamed or aren’t in the right place. Luckily, …
Creating new Github repositories is a core part of many people’s workflow, especially when starting new projects. Automating this process is possible using Github’s own CLI tool, which allows you to create and manage your acc…
A common use case for EC2 On-Demand and Spot Instances is using powerful machines for short-term, one-off tasks. However, if you were to leave these machines running on accident, you may end up with a very large bill. Luckily…
Spot instances are AWS’s way to sell off unused server capacity when demand isn’t high. They are much cheaper, but come with a lot of restrictions, such as being interruptable and more complicated to start, stop, and run for …
A critical exploit in widespread Java library has been found, disrupting much of the internet as server admins scramble to fix it. The vulnerable component, log4j, is used everywhere as an included library, so you will need t…
AWS’s Simple Storage Service (S3) is great for storing large amounts of objects, but it’s also an API that’s compatible with many other competiting services. If you want to move off AWS, transferring an S3 bucket is easy to d…
Application performance can be a critical issue for many businesses. After all, server hosting costs directly affect your bottom line, so using a performance profiling tool to debug the code you run can end up saving you mone…
When connecting to a remote Git server, like Github, your client must authenticate using HTTPS or SSH based tokens. If you’re using the latter, you may run into issues with key handling, including Git using the wrong SSH key …
While Docker is a useful tool for packaging and managing applications, it also presents many unique challenges, such as dealing with stored data. Usually, you add volumes to containers in the creation script, but what if you …
A critical remote code execution vulnerability has been found in log4j, a very popular logging tool used by most of the industry. It’s extremely severe, affecting nearly every server running Java, and is very simple to exploi…
As of August 2021, Github has removed support for using your account password from the Git command line. You can still use HTTPS, but you will need to set up a Personal Access Token to use instead of your password….
Amazon’s Simple Storage Service (S3) provides a very useful interface for storing objects in redudant cloud storage, where you don’t have to worry about the underlying hardware. On top of being a service offered by Amazon, it…
If you accidentally committed something you shouldn’t have, and pushed it to Github, there are still ways to delete or modify it. Usually, you don’t want to mess with Git’s history, but in some cases it can be safe when done …
Docker volume and bind mounts are used to bind directories on the host OS to locations in the container’s file system. While they’re commonly used to mount entire directories, you can also use them to symlink individual files…
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