an error is reported when using SQLite.swift to use try db.run on existing database tables (table.addColumn (title)) adds a title column. the code is as follows: create a table private func creatTable(filePath: String) { do { db = t...
what is the situation? I use multithreaded Task to grab the data. How can I save the database after capturing the data? The database is sqlite. 1. At first, I want to store the database directly in task, but in the case of multithreading, there will be...
app.use(async ctx => { console.log( ctx ,ctx) if (" qsonhs.aspx" == ctx.path) { http .get("http: nodejs.cn index.json", res => { const { statusCode } = res; const contentType = res.headers["...
after doing it all day, I really don t know what the problem is. This is a psychological test. Although the answer options range from agreeing to disagreeing, the score is different. One is 1-5 and the other is 5-1, but this function can not be realize...
the problem encountered when installing valet, wrote export PATH= "$PATH:$HOME .composer vendor bin " in .bashrc and executed source .bashrc , but it is still not mentioned in the documentation in the system path. what should I do this is .bashrc ...
< H2 > how to deal with the early termination of the process due to exceptions in activiti? < H2 > for example, I need to enter a variable in a usertask. If the variable is 1, then the process to usertask1,; if it is 2, then there are only two paths f...
after routing laziness is loaded, the prompt on vue-ui is as follows: dist : vue.config: personally, I think it doesn t correspond to the file found by Analyzer after lazy loading, (including directory level and hash value) I have tried to co...