Array is a structured data which holds different types(string, array, object) of values and one or more values in a single variable, for example if you want to store 50 different types of values in
JPEG is a lossy format, which means you lose information every time you save it, even if you choose 100% Quality, But all the JPEG images have some information (comments/Meta) data within it withou
Speed up the website loading time is one of the option to increase the site SEO performance which means to get more visitors for the site.
Drupal have proper UI to create nodes but programmer should know to create a node programmatically, It might need in a custom module or any scripts.
Slim :
Blogs can be a very marketable and very profitable tool if used correctly. Profiting from blogs is just a matter of grabbing the attention of an audience and not doing any actual salesmen selling.