Golang gRPC communication made easy!
In this post we are going to build a simple gRPC client and server application. I was recently trying to set this up in one of my projects and was struggling to do it. Hence I decided to write a…
5 simple examples to understand Elasticsearch aggregation
Elasticsearch aggregation give us the ability to ask questions to our data. The ability to group and find out statistics (such as sum, average, min, max) on our data by using a simple search query. In this post, we will…
Simple and elegant Vim IDE setup for Go
I just love working in Vim and cannot even think of switching to a new editor. If you are also a Vim lover and you use Golang, you must read this post to make sure you have the right setup.…
Most common openssl commands
This post is a collection of most common and helpful openssl commands which we need to use to deal with tasks like generating keys, CSRs, certificates. # Verify or check content Verify a certificate file Verify a CSR request Verify a private…
Simple HTTP request logging middleware in Go
When we’re building a web application there’s some shared functionality that we want to run for many (or even all) HTTP requests. We might want to log every request, gzip every response, or authenticate request before doing any processing. There…
Be careful while querying inner objects in elasticsearch
In elasticsearch we can store closely related entities within a single document. For example, we can store a blog post and all of its comments together, by passing an array of comments. So we have an elasticsearch document describing a…
7 amazing tips for Go developer
I have just started learning Go and found it to be a very interesting language. It bridges the gap between rapid development and performance by offering high performance like C, C++ along with rapid development like Ruby, Python. Through this…
How is data secure over https?
Everyone of us have heard that data transferred over HTTPS is secured. As a result we provide our highly confidential information like bank details, credit card details to a website which runs overHTTPS . Have you ever thought what makes your data secure…
Secure way of doing OAuth for SPA & Native Apps
When clients like mobile, desktop, single page applications allows the user to sign-in using a third party application (google, facebook, twitter etc), one of the first choice is to use OAuth 2.0 standard with authorization code flow. In Authorization code…