Tutorials

golang.pngGolang : Grab news article text and use NLP to get each paragraph's sentences

25th June 2019

This tutorial is a slight improvement over the previous tutorial which uses prose natural language processing library to get….... read more



golang.pngGolang : Use NLP to get sentences for each paragraph example

25th June 2019

Instead of reading ALL the news with human eyes to find out what's going on with the economy or market….... read more



golang.pngGolang : Derive cryptographic key from passwords with Argon2

24th June 2019

Argon2 is a method used to derive cryptographic key from passwords which has a few advantages over the "traditional method"….... read more



golang.pngGolang : Calculate Relative Strength Index(RSI) example

17th June 2019

Alright, below is a simple example on how to calculate the Relative Strength Index(RSI) using data from Binance.com and Golang.….... read more



golang.pngGolang : Send data to /dev/null a.k.a blackhole with ioutil.Discard

17th June 2019

In Unix/Linux system administration, there are times when the system administrator needs to reduce the size of a file to….... read more



golang.pngGolang : How to run your code only once with sync.Once object

17th June 2019

Problem :

You have a function that will load a resource such as reading configuration data from an external file….... read more



golang.pngGolang : Read a file into an array or slice example

17th June 2019

Ok, got a junior developer that wants to know how to read a text file content line by line into….... read more



golang.pngGolang : Add ASCII art to command line application launching process

15th June 2019

Problem : You worked hard on creating your application and you want add some ASCII art to prettify the launching….... read more



golang.pngGolang : A program that contain another program and executes it during run-time

15th June 2019

For this tutorial, what we are trying to achieve here is to write a program that contains another mini program….... read more



mariadb.pngMariaDB/MySQL : How to get version information

15th June 2019

Putting this here for my own future reference. Recently I need to move some databases to a new MariaDB server….... read more



golang.pngGolang : Launching your executable inside a console under Linux

14th June 2019

Problem: You want to launch your executable under a terminal window after clicking on an icon. Why you want to….... read more



golang.pngGolang : Convert an executable file into []byte example

14th June 2019

This small utility program will read an executable file(or just any file) and convert the content into a []byte slice.….... read more



golang.pngGolang : Calculate how many weeks left to go in a given year

13th June 2019

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



java.pngJava : Get FX sentiment from website example

13th June 2019

A quick Java implementation of my previous Golang tutorial on how to "scrape" FX(forex) sentiment data from a web….... read more



java.pngJava : Generate multiplication table example

12th June 2019

Putting this here for my own future reference. A simple Java multiplication table generator that I used to teach my….... read more



java.pngJava : Human readable password generator

12th June 2019

Below is a Java version of my previous tutorial on how to generate human readable password. Basically, what this Java….... read more



golang.pngGolang : Generate multiplication table from an integer example

12th June 2019

My son is 6 years old now and it is about the right time to expose him to some basic….... read more



java.pngJava : Random alphabets, alpha-numeric or numbers only string generator

12th June 2019

A simple Java function to generate random string based on given parameter - alpha, alphanum and numeric. Depending on the….... read more



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