Category Archives: IT Featured

IT Featured Articles on cool technologies, focused on System Administration and Programming Languages

Random thoughts on DevOps 2022

My true personal opinion based on what customers asks and what co-worker uses: docker , docker-compose is still the dev winner Podman is rising but it has no extra feature, because docker support the rootless mode too. Ignite – Use … Continue reading
Posted in DevOps, English Content | Tagged , , | Leave a comment

Next.js: Give it a Try!

I was trying to explore a way to build a client/server application in Typescript; after some failed experiments, I found something better: Next.js offer the ability to build a React application and to render server-side its dynamic components. So you can … Continue reading
Posted in English Content, IT Featured, Knowledgebase | Tagged , | Leave a comment

Git Servers for your very secret projects

Hosting a Git repository can be a strong need if you want to keep your projects outside the cloud providers. Keep in mind security offered by GitHub, GitLab and Cloud providers like AWS, MS-Azure, etc are damn good (often offering … Continue reading
Posted in DevOps, English Content, IT Featured | Tagged | Leave a comment

Bash Regular expression replace (regexp)

You can easily use bash to search-and-replace on variables… f="/home/alice/myfile.md" $ echo ${f//.md/.pdf} /home/alice/myfile.pdf $ echo ${f//alicee/bob} /home/alice/myfile.md $ echo ${f////-} -home-alice-myfile.md  
Posted in English Content, Knowledgebase, Unix | Tagged , | Leave a comment

Data Driven Form in angular

  JSON Schema is a vocabulary that allows you to annotate and validate JSON documents. Benefits Describes your existing data format(s). Provides clear human- and machine- readable documentation. Validates data which is useful for: Automated testing. Ensuring quality of client submitted data. On top of … Continue reading
Posted in English Content, Knowledgebase | Tagged , , | Comments Off on Data Driven Form in angular

OCI Autonomous Database: Change MEDIUM Service Concurrency Limit

On Oracle Autonomous Database (Oracle Cloud DB service), the consumer groups of the predefined service names provide different levels of performance and concurrency. How do you tune this limits? From the Autonomous Database details page, click Service Console. On the Service Console click Administration. … Continue reading
Posted in English Content, Knowledgebase | Comments Off on OCI Autonomous Database: Change MEDIUM Service Concurrency Limit

Log4jShell

Log4jShell vulnerability Kasperky article https://www.lunasec.io/docs/blog/log4j-zero-day-update-on-cve-2021-45046/ with the following “news”:If you have previously used LOG4J_FORMAT_MSG_NO_LOOKUPS to mitigate the log4shell vulnerability, in certain conditions this will not be sufficient to protect your code from RCE. Refer to our mitigation guide for additional steps … Continue reading
Posted in English Content, Knowledgebase, Software | Comments Off on Log4jShell