has been working on custom controls for Android recently. for example, when you customize the navigation bar, you can: first define a navigation item containing pictures and text After , use the package name in the main navigate view, set each item...
I am a beginner in flutter. Today I want to customize an input box control. As a result, I encountered a strange problem. The custom space box cannot be put into the input box. If I put it into the input box, I will report an error. The code is as follo...
I try to switch pages using custom controls. I read this tutorial: composite controls now I use a Cardview and LinearLayout to put the button in it, but I can t do it. so I followed this tutorial: put the code to dynamically add page fragments ...
1. I use the upload component of vue-element to upload files, and the back end is php to receive files. It can be obtained normally on the computer browser, but in the mobile Wechat browser environment, the $_ FILES [ name ] obtained by the back end i...
topic description there is always an error that MosquittoClient cannot find when using Mosquitto-PHP, in laravel sources of topics and their own ideas I have compiled mosquitto.so, and added php.ini, and have no problem using the following code: ...
problem description A rookie. At present, an order automatically generates an invoice, an order form, an invoice form, and an one-to-one relationship. Now the backstage needs to add a function to realize that multiple invoices of a user can be combine...
ubuntu apt-get is always wrong sudo apt-get update After update, the following appears: hash sum mismatch soft execution: sudo rm -fR var lib apt lists * sudo apt-get clean sudo apt-get update --fix-missing still appears, hash sum mismatc...
now there is a binary program shown in the following figure. Generally, I enter. itool daily25.cfg directly into the interface, and then choose the corresponding input according to my own needs. Now I want to call the script with python instead. The in...