golang.pngGolang : Get all local users and print out their home directory, description and group id

In this short tutorial, we will explore how to get a list of users from the local machine and iterate….... read more



golang.pngGolang : Fix opencv.LoadHaarClassifierCascade The node does not represent a user object error

Problem:

You're trying load a Haarcascade file with opencv.LoadHaarClassifierCascade() function in Golang, but you get this error message instead :

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golang.pngGolang : Hue, Saturation and Value(HSV) with OpenCV example

Problem:

BGR colorspace has pixels intensity information encoded into the blue, green and red channels. You want to convert an….... read more



golang.pngGolang : Find and draw contours with OpenCV example

Ability to detect shapes is often the most important steps in allowing a computer to make decision...such as deciding if….... read more



golang.pngGolang : Eroding and dilating image with OpenCV example

I'm learning OpenCV by going through some of the examples found on OpenCV website. For this post, below is an….... read more



golang.pngGolang : Gaussian blur on image and camera video feed examples

The following code examples demonstrate how to use Golang and OpenCV to apply Gaussian blur filter on static image and….... read more



golang.pngGolang : Select region of interest with mouse click and crop from image

Just a short Golang OpenCV program that allows the user to select a region of interest on an image with….... read more



golang.pngGolang : Find and replace data in all files recursively

Alright, this tutorial is an enhancement of previous tutorial on how to search for file recursively with wildcard support. In….... read more



golang.pngGolang : Search folders for file recursively with wildcard support

Ok, here is an example on how to search for a file starting from a target directory and recursively search….... read more



gogland.jpgGogland : Single File versus Go Application Run Configurations

This is a follow up from the previous guide on how to place the source code files in….... read more



gogland.jpgGogland : Where to put source code files in package directory for rookie

Below is a simple guide for JetBrains Gogland IDE on how to add your own package and invoke….... read more



golang.pngGolang : Repeat a character by multiple of x factor

In Python, it is pretty easy to repeat some characters inside a string. All you need to do is to….... read more



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