Duong Trong Phuc dtrongphuc

## git_submodules.md

      
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                dtrongphuc
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              Created
              December 17, 2023 01:58
                — forked from gitaarik/git_submodules.md
            
              
                Git Submodules basic explanation
              
          
    Git Submodules basic explanation

Why submodules?

In Git you can add a submodule to a repository. This is basically a
repository embedded in your main repository. This can be very
useful. A couple of usecases of submodules:

Separate big codebases into multiple repositories.


## Setup MongoDB on localhost as Replica Set
Add the `replication` section to the mongod.conf file:

```
$cat /usr/local/etc/mongod.conf
systemLog:
  destination: file
  path: /usr/local/var/log/mongodb/mongo.log
  logAppend: true
storage:
  engine: mmapv1
	Add the `replication` section to the mongod.conf file:

	```
	$cat /usr/local/etc/mongod.conf
	systemLog:
	destination: file
	path: /usr/local/var/log/mongodb/mongo.log
	logAppend: true
	storage:
	engine: mmapv1