kumarmj

# This is just a cheat sheet:

# On production
sudo -u postgres pg_dump database | gzip -9 > database.sql.gz

# On local
scp -C production:~/database.sql.gz
dropdb database && createdb database
gunzip < database.sql.gz | psql database

kumarmj

Manoj

```[2018-08-03 15:41:02,73] [error] Credentials are invalid: Unable to execute HTTP request: Connect to sts.amazonaws.com:443 [sts.amazonaws.com/54.239.29.25] failed: connect timed out
java.lang.RuntimeException: Credentials are invalid: Unable to execute HTTP request: Connect to sts.amazonaws.com:443 [sts.amazonaws.com/54.239.29.25] failed: connect timed out
	at cromwell.cloudsupport.aws.auth.AwsAuthMode.validateCredential(AwsAuthMode.scala:87)
	at cromwell.cloudsupport.aws.auth.AwsAuthMode.validateCredential$(AwsAuthMode.scala:85)
	at cromwell.cloudsupport.aws.auth.DefaultMode.validateCredential(AwsAuthMode.scala:118)
	at cromwell.cloudsupport.aws.auth.DefaultMode._credential$lzycompute(AwsAuthMode.scala:129)
	at cromwell.cloudsupport.aws.auth.DefaultMode._credential(AwsAuthMode.scala:119)
	at cromwell.cloudsupport.aws.auth.DefaultMode.credential(AwsAuthMode.scala:132)

kumarmj

#include<iostream>

using namespace std;

class BST
{
    struct node
    {
        int data;
        node* left;