Do all one-to-one relationships between Laravel data tables use hasOne or hasOne and belongsTo?

Laravel data tables are related one-to-one, use hasOne for both data tables? Or should one table use hasOne and the other table use belongsTo?

天蓬老师 2017-05-16 16:54:24 0  1  997

browsersync can only detect one HTML file at a time?

Browsersync can only detect one HTML file at a time? When there are multiple HTML files in a folder, it will only prefer the first one created? ? ? What I see when I run it temporarily is like this~ Can anyone help me with the answer?

娴@.@微梦 2018-04-25 18:27:46 1  1  1623

javascript - How to compare elements in two three-dimensional arrays one by one in js

How to compare elements in two three-dimensional arrays one by one in js

怪我咯 2017-05-19 10:19:01 0  1  497

Can one nginx server be used as both a reverse proxy and a web server? Or should one be used as a reverse proxy and the other as a web server?

Can one nginx server be used as both a reverse proxy and a web server, or should one be used as a reverse proxy and the other as a web server? I can't find the answer on google, so don't laugh at my retarded question.

某草草 2017-05-16 17:24:33 0  5  988

I would like to ask, if there is one right and one wrong in the non-operation, what does he mean?

I would like to ask, if there is one right and one wrong in the non-operation, what does he mean?

phpcn_u175857 2018-05-11 14:08:19 0  2  1295

In a box, one floats to the left and the other floats to the right, and there is a gap in the middle.

In a box, one floats to the left and the other floats to the right, and there is a gap in the middle.

夏尔巴 2018-07-29 17:30:42 0  1  1481

Open links in iframe one by one when button is pressed

I have an array with three links for a button used in the footer and when I press the button again and again the array works fine one by one. . And a link button will appear every time it is pressed. That's fine. But I want, when I click the button, the "link" should open in the "ifra...

P粉949848849 2023-09-03 15:44:43 0  1  706

php - mysql one-to-many result classification

I found a lot of data from the database, which is a two-dimensional array one by one. The format is as follows: {code...} How can I classify users with the same user_id? The format is as follows: {code...} My approach is as follows, which achieves the goal, but it feels too inefficient: {...

ringa_lee 2017-06-29 10:08:19 0  1  763

javascript - One array taking random elements from another array

There is an array a=[4,19,23,44,56,1], create a new array b, and b randomly selects one element at a time from a until it is exhausted. Implemented in JavaScript

PHP中文网 2017-05-19 10:31:39 0  7  755

Can there be only one method in an object?

Can an object only have one method or can it have multiple methods?

不愿透露姓名的谌子轩同学 2018-12-08 11:50:54 0  1  1313

When synchronized lock code block in Java, does this class need to be a singleton?

When it locks a method or a block of code, at most one thread can execute this code at the same time. When two concurrent threads access this locked synchronization code block in the same object object, only one thread can be executed at a time. Another thread must wait for the current thread...

高洛峰 2017-06-28 09:22:12 0  2  978

Does anyone have functions.php? Share one, thank you

Does anyone have functions.php? Share one, thank you

石头微凉 2017-11-16 10:24:09 0  1  606

Nginx: One IP, multiple websites, how to configure?

One IP, multiple websites, how to configure it? Ubuntu 14.04 nginx 1.80 php5-fpm works fine for one website, but when adding another configuration file to sites-available, all of them are inaccessible. Please tell me how to configure it correctly.

習慣沉默 2017-05-16 17:21:47 0  5  810

mysql - There is a many-to-many relationship between one table and multiple tables. How to design it?

Recently, I encountered a problem of associating one table with multiple tables. For example: There is an application table app_table, and there are many material tables material_table1, material_table2... For each material table, one material may be used by multiple applications. , one application ...

PHP中文网 2017-06-06 09:52:18 0  7  930

How to enable one server to run multiple php versions?

How to enable one server to run multiple php versions?

phpcn_u48177 2017-10-23 20:03:44 0  1  933

javascript - How to implement one-to-many one-way audio live streaming with WebRTC

One-to-one one-way audio live broadcast has now been implemented, but there is no clue about one-to-many (there is no need to consider performance issues here, because many can only have three or four people at most). If no listener is connected, it must be Does the anchor create a peerconnection?

滿天的星座 2017-05-19 10:20:22 0  1  557

PHP: How to handle multiple GETs for one page

A page index.php receives 4 different GET parameters id, k, page, cid, cid2id: page idk: search keyword page: page number cid: category 1cid2: category 2index.php?id=1index.php?k =P中文&page=1index.php?cid=1&cid2=1 Put them all in one index.php to handle GET requests. How to do it? I can do on...

Japing 2019-01-12 20:32:41 0  0  1011

javascript - vue generates one-dimensional code? Help! ! ! ! ! urgent

In the current project, we need to generate one-dimensional barcodes based on numbers similar to 1117820000000774. I have no idea. Is there any plug-in that I can share? Thank you very much! !

阿神 2017-06-30 09:59:50 0  1  768

php - Send 20,000 WeChat template messages at one time

1. The company’s WeChat service account held a reservation event, and nearly two users made reservations. Now we want to send them a scheduled template message. Our current approach is to send all the messages to be sent to a queue, and then use crontab to run it. It will take a long time to send ea...

ringa_lee 2017-07-03 11:40:07 0  3  1078

TP5.1 model one-to-many update lacks conditions

TP5.1 model one-to-many update lacks conditions

额…… 2019-05-16 19:31:05 0  0  1021