Knowledge is Power!
Why HTTPS? We have often heard its https://someurl not http://someurl... What exactly it is? Does it matter anyway? Most of the time we are happy finding the desired site, why care HTTP or HTTPS? and do we really need to be aware of it? Yes, Terribly! HTTPS provides
Knowledge is Power!
Docker provides container isolation, one of the aspects that helps to achieve this is by using Networking namespace. The objective is to understand how containers interact with 1. Other containers 2. The host and 3. The host’s network i.e outside the world via the host. Pre-requisites Docker installed
Knowledge is Power!
Pay for what is used. We are billed for pre-selected configuration. 1. On-demand The time when the instance was up and running, only that period is charged. Here is a little tricky thing. When we say Time it is categorized in two aspects. 1. Per hour: For example, an instance
Knowledge is Power!
WARNING! Your password will be stored unencrypted in /home/ashwini-gaddagi/.docker/config.json. Configure a credential helper to remove this warning. See https://docs.docker.com/engine/reference/commandline/login/#credentials-store Found of this error ? :p Here is what I did to get my docker client working with docker-credentials-pass ! 1.
Knowledge is Power!
Ansible * Allows us to change same thing on multiple servers quickly and easily. Install: * pip install --user ansible How * "hosts" file where all server's ip written. * "filename.yml" code written to make changes in the above ip. * Inserting a line after a particular line.
Knowledge is Power!
Be secure by deafult! 🔒 Policy structure 🛡️ Principal: Attaching policy to?... Entity (users/resources) 🛡️ Action: Type of access allowed (Allow/Deny). 🛡️ Resources: Action will act on?...AWS Resources. 🛡️Condition: Under what condition/circumstances execute the defined actions on arn. Pro tip can make it most powerful as any of the Marvel
Knowledge is Power!
Continuation of previous post:Docker Networking Run: docker network ls $ docker network ls NETWORK ID NAME DRIVER SCOPE 0cbe40bf4969 bridge bridge local 7361f58bf7ab host host local 6051f389c7f5 none null local Have a look at what this default network bridge is providing. Run: docker inspect <networkid> Try to get
Knowledge is Power!
Why Gradle wrapper?: Developer's working on Gradle project uses Gradle Wrapper because it takes care of managing Gradle version on which the project is build upon. So when we ship it to others, they need not to install any setup environments for the project to run. There are
Beyond the Beaten Path
* 🙈 go to readcomicsonline.ru It's all digital and all free. * getcomics.nfo if you want to download comics. * http://www.cdisplay.me/ This is the original non spyware reader for all cbr and cdz files. * I ended up buying Yacreader to read downloaded comics for cbr and cdz
Knowledge is Power!
Workflow: Through AWS CLI push docker image to ECR. Disclaimer: Encountered to various silly errors but it only helped to think better. Moreover dont hop around doubts/topics and fall into loop, stick to one, solve it and if it is consuming unneccessary time write down the problem statement keep
Knowledge is Power!
Confused what EXPOSE:8080 is ? It means that containers are listening at the port 8080 at runtime and this port is not accessible to us until we map it i.e. we need to tell it explicitly through which port of our host machine we will interact to it'
Knowledge is Power!
What is an EC2 EC2 is nothing but a virtual server. In layman terms its a machine provided by AWS, the difference is we don't get to hold it like our PC but it does have its own physical existence which is taken care by AWS, all we