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4 votes
2 answers
987 views

Spring Boot API - Avoiding Concurrency issues

I'm still in the process of learning Java / spring and I think I'm getting better. Now at this point I'm able to build a rest api BUT I'm at a lost at how to ensure I've no concurrency issues . I've ...
MetaCoder's user avatar
  • 143
4 votes
1 answer
1k views

Ping multiple sites via Python

Here is a simple script that I am using to ping 50 sites at a time and check if they are up or not. If not, save the down time with error in MongoDB. ...
Mak's user avatar
  • 291
2 votes
1 answer
2k views

Python app-level document/record locking (eg. for MongoDB)

MongoDB does not provide means to lock a document (like SELECT FOR UPDATE in RDBMS). There is a recommended approach to Isolate Sequence of Operations, which is ...
Yaroslav Stavnichiy's user avatar