String concatenation is most commonly used in all the applications, independent of programming languages. Let's take Ruby language. There are four ways to concatenate strings in ruby. We will have a look at them. And we will find the best way to do the string concatenation...

Before knowing about git bisect, I didn't know how powerful git is. Git bisect is an amazing feature that i have ever gone through. After breaking my head manytimes for finding the bug in the current project, my friend told me to go through 'git bisect'. When i started learning what it is, I was not impressed by it. I thought that this is a feature not going to tell me...

Today we will look into a interesting problem in ruby. 'Accessing the hash values through the key'. When the hash is not nested, we can easily access the elements through keys. Here we discuss the disadvantages of using the tradional syntax and some interesting shorthand method for...

Consider the problem, checking the presence of an element in the array. Let us solve this problem using ruby. There are three possible solutions to do it. Always we need a solution that is efficient and elegant. Let's discuss what is array inquiry, why it is needed and how elegant it is...