When you try to delete a network you may get the below error.
C:\>docker network rm network_name
Error response from daemon: network network_name has active endpoints
This error comes when you have an active endpoint. First you have to inspect the network to check if any container is still running which is using the network.
Continue reading “Solved: Error while deleting docker network”
If you ever want to download an entire S3 folder you can do it with CLI.
You can download the AWS CLI from this page. AWS CLI Download
Download the AWS CLI as per your system Window, Linux or Mac.
Continue reading “Solved: How to download a complete S3 bucket or a S3 folder?”
After installing the website using AWS image you would have noticed that the URL still have reference of the EC2.
It can be in post URLs like
How to get rid of that?
Continue reading “Solved: How to remove the AWS EC2 instance name from the URL?”
In the last section we discussed about EC2. In case you missed it you can check it here AWS Crash Course – EC2 .
In this section we will discuss about VPC.
Continue reading “AWS Crash Course – VPC”
We are starting this series on AWS to give you a decent understanding of different AWS services. These will be short articles which you can go through in 15-20 mins everyday.
You can check the complete series here of AWS Crash Course .
- AWS compute is part of it’s IaaS offerings.
- With compute, you can deploy virtual servers to run your applications.
- Don’t have to wait for days or weeks to get your desired server capacity.
- You can manage the OS or let AWS manage it for you.
- It can be used to build mobile apps or running massive clusters.
- You can even deploy application serverless.
- It provides high fault tolerance.
- Easy scalability and load balancing.
- You are billed as per your usage.
Continue reading “AWS Crash Course – EC2”
You have been using the AWS account from around last 1 year and now the free tier period is about to get over. If you have created this account for only testing purpose and don’t want the resources in it anymore, than it’s best to close this account.
Closing the account will save you from unexpected AWS bills for resources which you may have started in some region and forgot to stop/delete.
Here are simple steps on How to Close the AWS account.
Continue reading “How to close AWS Free Tier account before expiry”
You may have noticed that wordpress keep revisions of your old posts.
These revisions can be useful if you want to go back to an older version of a post. But if you are sure that you no longer need those old versions of post than it’s best to get rid of them.
Deleting the old posts will give you precious space which you can use for posting new articles. Also it will make your database querying fast.
Here we will discuss about how to delete old revisions.
Continue reading “Solved: How to delete revisions of wordpress posts?”
HTTPS is now becoming a necessity and google is giving more importance to https site in comparison to http sites in indexing.
So how do you get an https secure site?
You need to buy an SSL certificate from third party. Even though you know your site is secure it needs verification from a third party which says “Yeah I confirm this site is secure”. For this the third party charges a fees anywhere from $10 to $150 per year .
Continue reading “Solved: How to enable free SSL on your website.”
Often people are confused about different type of load balancers in Cloud. Today we will discuss about them.
Both AWS and Azure offer two type of load balancers.
1) Classic Load Balancers
2) Application Load Balancers
Both load balancers are obviously used to balance the load among multiple clients.
So what is the difference between two?
Continue reading “Difference between Classic and Application Load Balancer – Which one is best?”
Many people are confused about how many usable IPs you can get in a subnet and how to calculate it.
So here I am giving you a simple way to calculate it.
Continue reading “Solved: How to calculate number of available IPs in a Subnet”