Tutorials

Sometimes, we tend to overlook a small part of for--loop just because we use it frequently and expect the compiler….... read more

Golang : Grayscale Image

Another feature that I like about this Disintegration Imaging package is the ability to generate grayscaled image. The….... read more

PHP : Get coordinates latitude/longitude from string

Problem :

Let say we are dealing with another program that produces coordinates (lat/long) in a string format that look….... read more

PHP : Extract part of a string starting from the middle

Extracting part of the string is a fairly common task in programming and sometimes it can be a bit challenging….... read more

Golang : Gorilla mux routing example

This is a short tutorial on how to use Gorilla's mux. The code example below is taken from .... read more

Golang : Web routing/multiplex example

Routing based on the URL's path can be useful in some cases like build RESTful API server.

Problem :

You….... read more

PHP : Send HTML email

Sending email with PHP is easy and in this tutorial, we will learn how to send HTML based email with….... read more

Golang : Parsing or breaking down URL

Golang provides an easy way to consume and parse URL. It has a very neat package ( http://golang.org/pkg/net/url….... read more

Golang : Get URI segments by number and assign as variable example

Coming from PHP and CodeIgniter(framework for PHP) background. One thing that I missed is the URI helper's $this->uri->segment(n) where it….... read more

Golang : On enumeration

In Golang, it is fairly simple to declare enumeration. Just group the similar items into a const group and use….... read more

Golang : Error handling methods

Couple of days ago I attended a Golang meetup for the first time nearby where I live. There are developers….... read more

Javascript : How to get JSON data from another website with JQuery or Ajax ?

A very common task for developing front-end. I used to write this a lot but some how forgotten about it….... read more

Golang : What is the default port number for connecting to MySQL/MariaDB database ?

Problem :

How to determine which port number when trying to connect to a database with https://github.com/go-sql-driver/mysql and….... read more

Golang : Connect to database (MySQL/MariaDB) server

Database is the main workhorse powering most dynamic content websites today and yet most of the time a database is….... read more

Golang : How to check if a connection to database is still alive ?

Problem :

How to check if a connection to database is still alive ?

Solution :

Use DB.Ping….... read more

Swift : Convert (cast) String to Float

Problem :

You have a string value and you need to convert the string into type float.

Solution :

Use….... read more

Unix/Linux : How to archive and compress entire directory ?