Every day, we build a lot of docker images. You know everything; still, I listed some best practices for optimizing docker build that I follow in day-to-day development. By the way, many best practices are already mentioned on the Docker website. I will share what I do for Golang docker image building. It’s applicable almost …
Tutorials
Finding something new n teaching it
Inspect HTTP Request and Response in Golang
Golang is getting popular for writing a web applications. One of the core concepts of this web application is handling requests and responses. In Golang, net/http package from the standard library provides all HTTP requests and responses mechanisms. As a developer, you often print this HTTP request or the response for debug purposes. net/http/httputil package …
Build SQL update query for HTTP Patch request in Golang
It seems pretty straightforward to implement HTTP Patch request. The handler receives the request, unmarshals the body, validates the payload, sanitizes it and then sends it to persist layer for persisting into the Database. Let’s look into an example. For example, we are updating a user resource. type UserResource struct { FirstName string `json:”first_name,omitempty” db:”first_name”` …
Backup your Seagate Personal Cloud to pCloud
I was looking for a proper solution to take the backup of my Seagate Personal Clould (NAS server) to another cloud storage. It’s just an extra layer of backup in case any hazard occurs in my home. Seagate Personal cloud already has some built-in supports for well known cloud services likes Dropbox, One drive and …
Logging with Winston in your Node.js application
Logging is an essential part of application. According to Twelve-Factor App methodology it’s the XI factor of application development. A proper logging gives you a valuable insite of your application. In Node.js application, it is always suggested to use logging libraryrather than just using console.log in productione environment. Log4js, Bunyan , and Winston are the …
SSH to AWS EC2 instance without key pairs
This is a common issue for the developers to access ec2 instances by username and password authentication. It requires a few steps to do that. First, login as root using the key pairs. Second, create a user sudo adduser username Third, you need to grant root level permission to the new user visudo Add following …
Upgrade PHP from 7.0 to 7.2
A long ago, I wrote about how to upgrade to 7.0. PHP 7.2 is released. Now, it’s the time again to upgrade to the new version. The latest version of PHP comes with a couple of changes Convert numeric keys in object/array casts Counting of non-countable objects Object typehint HashContext as Object Argon2 in password …