Problem: Incompatible character encodings error while importing csv files in ruby 1.9 which have data in multiple languages.

I am using rails 3 and ruby 1.9.2 in my application. While importing/parsing the CSV, I get an error “Incompatible character encodings: ASCII-8bit and UTF-8”. I quickly checked my database encoding, it was UTF-8 only and also in application.rb, I had Read on →

1) Make fewer HTTP request(Js, CSS & image) Most of the end-user response time is spent on the front-end and tied up in downloading all the components in the page like images, stylesheets, scripts, etc. Reducing the number of components in turn reduces the number of HTTP requests.

If you wanna display the list of records with different(alternate) classes for table rows, then you can use this helper(you no need to check odd-even records). Rails has so many awesome feature like this.

for ex: if you want to apply ‘odd’ and ‘even’ class for alternate record Read on →

How to display a date with suffix like “th”, “st”, “nd”, or “rd”?

for example, I wanna display like this Mon, 7th April

Rails has inbuilt function – “ordinalize” Read on →

Problem: How to run multiple thinking_sphinx instance in the single app itself?

Solution: this can usually be done by adding some settings to a file named sphinx.yml in your config directory. Read on →