Wednesday, April 01, 2020

Which image format is better? PNG vs BMP

PNG is compressed but lossless image format. 
BMP is both uncompressed and lossless.

There is no quality difference between BMP and PNG format. The only visible difference is the file size.

PNG also supports transparency. Paint in Windows does not save bmp file with transparency.

BMP uncompressed takes more space, but when compressed (e.g. when put in a .zip or .7z file) BMP can be better.

How to extend your Saudi SIM card validity when you are outside the kingdom

If you have a prepaid STC SIM card (Sawa package) that is approaching expiry, and you want to keep your Saudi number active so that you can ...