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Category Archives: IT Featured
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
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
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
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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
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HyperV Machine Export
Shutdown VM and compress the compact the disks Check if you have enough space: you need more or less the space of the VM disks+ minimal RAM configured From your Hyper-V host, run PowerShell as an administrator and then run … Continue reading
HarborMaster!
After creating Misterio, I found this alternative called HarborMaster: Harbormaster is a small utility that lets you easily deploy multiple Docker-Compose applications on a single host. It does this by taking a list of git repository URLs that contain Docker … Continue reading
Cassandra Compendium
Apache Cassandra Compendium, pasting together documentation from https://cassandra.apache.org/doc/latest/cassandra/data_modeling/index.html