redis
Important Commands in Redis
HSET- It will set the field in the hash stored at key to value if field does not exist. If key does not exist, it will create one for you. If field already exist, it has no impact on the hash. hset…
JavaScript
A common gotcha with Promise.all in JavaScript
What do you think will be result of this code below? const milliseconds = [1000,2000,3000,5000,10000]; const get = (milliseconds) =>{ return new Promise((resolve,reject)=>{ setTimeout(f…