[37] Results

Golang : Changing a RGBA image number of channels with OpenCV

golang bgr number-of-rgba-channels opencv-cvtcolor create-image

Problem:

Golang image packages deal with RGBA ( 4 channels ) and OpenCV deals with BGR ( 3 channels ).….... read more


Golang : Loop each day of the current month example

golang loop-date number-of-days-in-month

Problem:

You need to get the current month, find out the number of days in the month programmatically and loop….... read more


Golang : Channels and buffered channels examples

golang channels

Continue from previous tutorial on goroutines. Goroutines run in the same memory address space and how does Golang….... read more


Golang : How to capture return values from goroutines?

golang channels goroutines sync-waitgroup

Got a question asked by a newbie on Facebook yesterday. Her question was how to capture the return values generated….... read more


Generate Random number with math/rand in Go

random-number

Random number is useful in many application. One such example is salting password to make in more secure. In this tutorial, we will learn how….... read more


Golang : Calculate how many weeks left to go in a given year

golang isoweek weeks-left week-number

Here is a simple tutorial on how to calculate the number of weeks in a given year and figure out….... read more


Random number generation with crypto/rand in Go

random-number

Random number is useful in many applications. From salting password to enabling secure transactions. In this tutorial, we will learn how to generate random number….... read more


Golang : How to convert a number to words

golang translate-number-to-words convert-number

I need to translate a given number into words such as 100 to one hundred. The code below is a….... read more


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