The GIMP is the oldest and surely the best free open source image manipulation program, there are many forums that support it an you can find tutorials very easily.
The Gimp is available on UNIX, Windows and Mac OS and can be downloaded for free at
E-mail tracking is used by individuals, e-mail marketers, spammers and phishers, to verify that e-mails are actually read by recipients, that email addresses are valid, and that the content of e-mails has made it past spam filters.
Continue reading “What is email tracking?”
So you want to know if the visitor is viewing the homepage, a category or a page? WordPress have easy functions for that:
is_home() : returns true if the visitor is viewing your blog homepage
is_category() : returns true if viewing a category archive
is_category(‘3’) : returns true if viewing the archive of the category with the id 3
is_category(‘People and society’): return true if viewing the archive of the category with the name People and society
is_category(‘people-society’): return true if viewing the archive of the category with the slug people-society
These are the most used and you can find a lot more on the
In mathematics, one of the definitions of odd and even number is that they can be expressed like this (where n is the number and k is an integer):
Odd numbers: n = 2k +1
Even numbers: n = 2k
In PHP, we can check a number’s parity by checking the remainider of the division of this number by 2
Continue reading “How to check if a number is odd or even with PHP?”