I need to convert a color jpg png map to a monochrome bitmap (not wbmp, in the GD library, but bmp), similar to the windows drawing tool: : : now we need to use php code to implement it. Do you have any ideas? Or ready-made wheels? Ask for advice...
initial conditions 1. 2.() desired effect 3.php 4.html css repeat ...
I read this http: yuncode.net code c_594. is successful after using it. It doesn t seem to be misused, and it doesn t seem to have a bad effect. it s just a little more skeptical . question 1 this is to multiply the height by 0.9 if you excee...
there is a cloth size of $plat 600x300 I have first put a piece of film into the right 300x300 of this cloth right imagecopyresampled($plat, $xxx, 300, 0, 0, 0, 300, 300, 300, 300); then you want to 300x300 the user s slices to the left . left ...
use PHP s GD library to generate posters, and then cut the QR code into a circle and put it in a specified location. I found all the codes on the Internet, but now I still encounter that the QR code has been cut into a circle, but the picture has its o...
look at the plug-in source code and stumble upon this writing: type Axis = both | x | none ; import type {Element as ReactElement, Node as ReactNode} from react ; what does type mean? import React from react ; import PropTypes f...
The JSON returned by the query using SpringBoot s default json, database is like this [{ "bg_CycleId": null, "bg_BugId": null, "bg_Status": "Closed", "bg_Responsible": "", ...
what is the default size of the gorm library for golang? what is the default size of string? Is it 255? http: gorm.io zh_CN docs mod. type:varchar(100)type:varchar(255) ...
how to delete the corresponding element by name in js, and there is more than one, which is similar to checkbox inverting . example: let arr = [ a , b , c , d , e ]; suppose you want to delete an and b, what should you do? ask passing ...
2018-10-18 15:23:52 [scrapy.core.engine] INFO: Spider opened 2018-10-18 15:23:52 [scrapy.extensions.logstats] INFO: Crawled 0 pages (at 0 pages min), scraped 0 items (at 0 items min) 2018-10-18 15:23:52 [scrapy.extensions.telnet] DEBUG: Telnet console lis...