use thinkphp5.1x for api interface development when doing the list query interface: you want to use parameters to control the returned data of the query, roughly as follows null what exactly is my problem and is there a security risk in my wa...
id name relation 1 n1 r1 2 n2 r2 3 n4 r1 4 n5 r1 5 n6 r2 6 n6 r1 the relation relationship of the table is shown above where the relation field indicates the relationship between the cur...
my need is to be able to make a list of private messages and take the last private message record. For example, the structure of the data table: id pid from_userid to_userid content time 10 a b hi 01 21 b a hello 02 3 1 a b hihi 04 40 a c test 09 5...
the business table has too much data to design 4 sub-tables, and then the requirement is to export the full data of the 4 tables. Test machine 4 cores. Start 4 threads to query at the same time, and summarize the final results. if it takes 2s for a ...
there are multiple items under an order. The order object is stored in the form of nested, and an order is a piece of data. order 1-> Commodity A, Commodity B, Commodity C, Commodity D order 2-> Commodity A, Commodity B, Commodity C, Commodity D. or...
how do Goland align identifiers when writing structures? Something like this: does have shortcut keys? Or can I just press the space manually? ...
does any friend know that there is a library on git that can process gif images? is currently working on a back-end editing system. The day before yesterday, there is a rich text editor that can upload pictures. Receive the picture on the node side an...
how does the laravel queue failed simulate triggers? ...
1. Execute npm install-g pm2 2.pm2 pm2 start app.js pm2 3.ln -s root myapp pm2 usr local bin still failed to solve the problem messed up for a long time because no soft connection was created. ln -s root node-v8.9.0-linux-x64 lib node_...
for example, if you want to write a callback, you can use promise: function a(){ return new Promise(function(res,rej){ res() }) } a().then() but now I want the code to run directly in the browser instead of going through webpack...