热敏打印机无法调整font-size

Web前端需要连接热敏打印机打印小票,但是font-size始终无法调小,最终解决见demo:

Read more   2017/08/15 posted in  Web前端

All about angularjs $formatters and $parsers

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Hi folks, As a front end developers we need to deal with different data models which come from the server side. We have to format them , change them and yes! we need to validate them. Mainly JSON at these days. In most cases back end data not in the way it should be.(Back end developers doesn't bother to format data that much).Hence we are in a dark when we are going to render that data in our view. If you are angularjs user, Hell! you are in the business. Fortunately angularjs developers thought about it and provide few powerful features to us. Formatters, Parsers , validators and asyncValidators.

Read more   2017/08/15 posted in  Web前端