Skip to main content

AWS VPC Flow Logs

You can find the IP addresses where requests to your VPC Network Interfaces are coming from through the VPC Flow Logs. These logs can be published in S3/CloudWatch. You can also view/query the data through Athena.

Comments

Popular posts from this blog

GoLang - How to check if key exists in map?

package main import "fmt" var m map[string]string func main() { m = make(map[string]string) m["foo"] = "abc" if val, ok := m["foo"]; ok { fmt.Println("foo found -", val) } else { fmt.Println("foo not found") } if val, ok := m["bar"]; ok { fmt.Println("bar found -", val) } else { fmt.Println("bar not found") } } Output: foo found - abc bar not found

How to delete commits in Git?

Suppose you have 3 commits with SHAs as follows: HEAD~0 --> Commit 3 ccccccc HEAD~1 --> Commit 2 bbbbbbb HEAD~2 --> Commit 1 aaaaaaa If you want to remove the last two commits (i.e., commits 2 and 3) and make Commit 1 as the latest commit, run the following commands: git reset --hard aaaaaaa git push origin HEAD --force Now, the commit history would be as follows: HEAD~0 --> Commit 1 aaaaaaa