Short Notes

Javascript show hide div onclick toggle

Display or hide the matched elements.

The toggle() method simply toggles the visibility of elements. The matched elements will be revealed or hidden immediately, with no animation, by changing the CSS display property. Simply if the eleme...

Android difference between Two Dates

How do I calculate difference in days between two dates?

In the given example we will learn how to calculate difference between two dates in java in terms of Second/ Minutes / Hours / Days. public int getDateDiffFromNow(String date){ int days = 0; tr...

How To Add a YouTube Video to Your Web Site

Playing a YouTube Video in HTML

Playing a YouTube Video in HTML To play a youtube video on a web page, do the following steps: Upload the video to your YouTube channel Take a note of the video id embedded tab Define an <ifr...

How to secure input in php

php sanitize form input

Sanitizing data means Remove any illegal character from the data.  In php you need to impliment this one for secure input for MySQL. This one also help to know you about your question - How...

Getting checkbox values on submit in PHP

Getting values on submit in PHP from multiple checkbox

If you have multiple options, then you want to get the checked values to store them in variable on form submit, Then you can use this technique. A good method which is a favorite of mine and for many ...

Getting the screen density programmatically in android

Getting the screen density programmatically in android?

You can get info on the display from the DisplayMetrics struct: DisplayMetrics metrics = getResources().getDisplayMetrics(); This will give you: 0.75 - ldpi 1.0 - mdpi 1.5 - hdpi 2.0 - xhdpi 3....