Useful tips for everyday
How token are used? A token is used to make security decisions and to store tamper-proof information about some system entity. While a token is…
Can you Groupby multiple columns? SQL GROUP BY multiple columns This clause will group all employees with the same values in both department_id and job_id…
What does a hidden field do in HTML? A hidden field often stores what database record that needs to be updated when the form is…
Do you need to know PHP to use Drupal? PHP: Hypertext Preprocessor (PHP) is an interpreted programming language that is widely used, and especially well…
When to validate the fields of a form? When users enter data in a form and click a submit button, check if the data is…
How do you find the median in access? To find the median, you sort your list (ascending or descending, makes no difference), count the number…
How do I set up my printer to print all pages? Click “File > Print”. Click “Properties” in the “Print” dialog box. Under the “Layout”…
How do I rollback migrations? to rollback that specific migration. You can rollback your migration by using rake db:rollback with different options. The syntax will…
How can I tell when my header was last modified? To check the Last-Modified in action go to Inspect Element -> Network check the request…
How to make a drop down menu in Drupal? Once a standard Drupal menu is built, select the expanded option and then disable the primary…