I have just posted a blog in Zedge blog on Medium about using PostgreSQL databases in Live environments. If you want to know how to add a column to PostgreSQL database and not cause a downtime of the database, please take a look…
Category: <span>Programavimas</span>
You have a running Kubernetes deployment with pods and want to restart all of them. How could you do that? If you have Kubernetes 1.15, simply try:
As for me, I’m constantly typing a couple of commands into the console. And some of these commands contain parameters. So, I’ve decided to create an alias for them. But how to create an alias with parameters? It’s simple:
If you want to run Docker Compose with Kafka and Zookeeper, you could use the following code:
I had a slight issue, of how to start MySQL server by using Docker Compose. So, I came up with the following configuration: Works 🙂
I have just started working with a Gradle project, that needs a simple way of incrementing its version. And I came up with a simple solution. Project’s version is following the standard: major.minor.patch. So, first of all create a version.properties file that looks…
In order to run GitLab and GitLab Runner on your local PC, simplest way is to create docker-compose.yml file and add the following content to it: Once it’s up and running, you can access GitLab via http://localhost/ by using username root and the…
Sometimes you need to look for something (i.e. grep) in file, but you want to see several lines BEFORE and AFTER the line you’re looking for. So, how can you do this in Linux? Try: It looks for text “Deploying” in file catalina.out…
One day I got tired of entering ssh mycoolusername@my.awesome.server.com Because my username is the same on all the servers. So, what I did – I’ve created a file and added a default username for the servers: $ cat ~/.ssh/configCanonicalizeHostname yesHost *.my.awesome.server.com User mycoolusername…
You create a tag in GIT, accidentally pushed it into remote repository. But after some time you understood that you don’t want it. So, how can you remove a tag in GIT? You can do this easily by:git tag -d NAME_OF_YOUR_BAD_TAGgit push origin…