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...
php export complex header header is malformed $Head = array( array( value => $year."", col => 19, row => 3, children => array( array( value =&...
how can git reset only return the version of the git repository to a certain version without affecting the workspace and the staging area? with such a rollback, all the new things in the workspace are gone ...
the last console always shows invalid credential, access_token is invalid or not latest hint ...
can anyone really restore the design draft to any PC resolution Design 900s to restore 1280 1280 of 1440 720s 1920 1080 of me is also a novice, I really don t understand I have tried 1280 and 1440 to write a percentage + rem using metia introdu...
the area that was originally pulled and loaded is hidden and cannot be used normally after it is displayed. ...