200 pixels in cm

Specifications/inches/cmThe data table (in inches) of the maximum number of photos that can be rinsed by a digital camera calculated based on 150ppi)5 million pixels valid 4915200, pixels 2560x1920. Portable Photo size: 17X13, 21-inch diagonal line4

Just started to touch the mobile page refactoring, is not very confused how much size should be made? 320, 640 or 720? Do you need to write other sizes to fit different screen sizes when you refactor the pages according to the 640 design? - This

in mobile development, there are some basic concepts that need to be understood clearly to better organize the programming logic. at the time of contact, the zoom of the mobile viewport is confused with the scale of the REM unit, making itself very

Sometimes, in projects, we need to process images, such as adding a rounded corner or adding a mosaic or watermark. Although it is not difficult, it is still quite tangled, for example, I have summarized the following image processing factory tool

Text and images are the basis for conveying information, is always an indispensable element of web design, a variety of text and image effects throughout the internet everywhere. This chapter starts with the basic text setting and explains in detail

There is a property in CSS called clip, which is intended for trimming and clipping. With its property keyword rect, you can implement the rectangle clipping effect of the element. This property is peacefully in CSS2.1, and there is basically no

CSS Clip:rect Rectangle clipping function and some application introductionby Zhangxinxu from http://www.zhangxinxu.comThis address: http://www.zhangxinxu.com/wordpress/?p=1565One, long story shortCSS has a property called clip , for trimming,

I. Several Concepts about resolution To accurately grasp and understand the meaning of resolution, it is necessary to clarify the following concepts.Resolution: Includes device resolution, screen resolution, graphic resolution, scan resolution, and

Pixel (pixels)The smallest element that can be displayed on a screen or printer. Pixels are independent of the screen.Design of various display typesMicrosoft Windows is device-independent-window-based applications can run on many computers with

Image processing in Android Used to process project images in Android Copy Code code as follows: Package com.zhanggeng.contact.tools; Import Java.io.ByteArrayOutputStream;Import Java.io.File;Import