Big Data
An introductory to testing for big data application.
Why we need to test
I would like to share some cases that application failed tremendously if testing is not done properly.
Redis
It took me a while to find the answer so I thought this could be helpful for you guys.
redis-cli --raw KEYS '*' | xargs redis-cli MIGRATE my.redis 6379 "" 0 5000 AUTH password-here KEYS
All credits go to this post in stackoverflow: https://stackoverflow.com/questions/37166947/copying-all-keys-in-redis-database-using-migrate
Thank you!
“SCRAM_SHA-1” so how to fix it.
Simple example for using Playwright to crawl data…
First, install java version above 11.
Then config your settings.json file configuration for vscode.
If you are using linux, it will be in
$HOME/.config/Code/User/settings.jsonadd the below config with your…
To be able to know this run the below command
redis-cli config get dir
1) "dir"
2) "/home/cuongld"In my case the cache file is stored in /home/cuongld
Go to…
Growth
Why everything seems to happen overnight while actually it’s growing a little bit day by day.
If you’re like me, you probably notice that sometimes we’ve tried to learnt a skill for months without any significant result, then boom, one day everything seem clicked and you we mastered that skill. It’s similar with the “10000 rules” in some way. Incremental change is real. …
Life Lession
to make the time you do it so enjoyable that you won’t need to count the time.
For me, it’s about foosball time, or writing some code for testing, or implement a simple application in the language I’m learning.
What do I mean by life is about suffering? Your health might fail. Your parents might pass away. Your loved ones might cheat on you. There are many…
