I recently did a raffle everyone can only draw once I want to insert a record for each lucky draw request, and then read the first record for comparison to determine whether he is drawing the lottery for the first time, delete the useless record if n...
what does woole multiprocess error PHP Fatal error: SwooleProcess::__construct (): handle 10003328 exceed 10000000 mean? Exceeded the maximum limit? How will it turn out? I would like to ask you, my version of PHP 7.2.7 swoole 4.0.1-sharp-sharp-sharp pro...
how to solve the backend-separated project built by vue_cli when the data parameter is Chinese and the parameter received by the backend is garbled, and the backend is written in PHP? Is this the backstage reason to return the pot at my front desk? ...
has an array. $a=[ [ id =>1,name= w1 ], [ id =>4,name= w3 ], [ id =>3,name= w2 ], [ id =>5,name= w5 ], [ id =>6,name= w22 ], [ id =>8,name= w222 ], [ id =>30,name= w30 ...
the docker environment is on virtualBox, and the system is used by reahat, ide. Phpstorm, wants to connect to the php container under docker as a locally developed php interpreter. echo $DOCKER_HOST output nothing! check the service information: $ ...
Local plans to write a large amount of data to another database. A tag field is returned for each piece of data written successfully. This field needs to be updated to the local corresponding data, using whether php, can use php script to run ....
I built a linux virtual machine locally, and then deployed the wordpress project. Why? when I visited the project locally, I prompted that the database link failed, and then I changed the localhost of the DB_HOST configured in the database to the IP of l...
the price of the hotel made now will change on a certain date. The database structure looks like this. Ignoring most of the fields, room_type is the id, price of the room type is bound to him. < span> + () 3*4 + 1 <hr> <hr> <h...
class FatherClass { private $salary = 1000; private $salary = 1000; public function showInfo() { echo $this->phone . <br > ; echo $this->salary . <br > ; } } class ChildClass extends Father...
recently, I have been working on Mini Program, using the Mini Program development tool, which has preview and remote debugging functions, and a corresponding preview interface on the left side of the tool. But now I want to debug the real phone on my ph...
is my site. I want users to have normal access to personal avatars, but I don t want some people to steal their avatars I have tried to forbid traversing the directory where the picture is located, and give up this method for special reasons. I found...
I wrote a composer package before; Today, I have some new ideas and want to make some changes; you know, things in the vendor folder can t be changed, so how should I modify a composer package? < hr > my idea: first clone this package from github t...
I want to convert all the type data into an array and turn [product promotion, company introduction] into type: {[product promotion], [company introduction],}. This PHP code should be written, the Internet said to use foreach conversion, I try not su...
I have changed everything in php.ini: error_reporting = E_ALL display_errors = Off log_errors = On error_log = var errors.log but errors.log is blank, and errors are not logged. then I found the error message of php in the error log of nginx. W...
how does the Button of Html trigger the method of php? <?php First, include Requests include( .. library Requests.php ); Next, make sure Requests can load internal classes Requests::register_autoloader(); function get_data(){ Now l...
now there is such an array: $a = [1,2,3,4,5]; I want to get the following result through some algorithm: 1,2 1,3 1,4 1,5 2,3 2,4 2,5 3,4 3,5 4,5 is a group of two or two, and there is also a possibility of a group of three . How is that calculated...
Local server, the phpstudy2016 used before is no problem, but then it was replaced with the problem after setting 2018. the following is the error log to help see what causes to prompt for more than 30 seconds each time, but the following files are...
mysql is a Mac version. Inserting data length that exceeds the length defined in the table class (figure 1 below) directly reports an error, rather than automatically solving it as in windows. Table structure insert into class(name) values( 01234...
developed by WeChat Mini Programs, I have obtained openid and session_key, from the server through api. I use redis to store session, but redis to store the key value. If you still have any questions, I d like to ask for advice. some people directly ...
I modified the error_log path in php.ini. Restart php-fpm to check that phpinfo () is indeed modified successfully. It is true that the browser does not display an error when there is an error in php, but there is no error message in the log file I set ...
A div contains a table,table with fixed content and content passed by the server, which is displayed through traversal. If traversing too much content exceeds the height of the div, this is how to get the excess html content to the table display in the ...
I am confused when I read the vue source code for the first time today. ...
onLoad: function (options) { var that = this wx.request({ url: http: 127.0.0.1:8889 api club userlist , data:{ clubnumber:app.globalData.myclub }, method: post , ...
A div editable box. I need to save the contents of the input box as the first ten characters when the input character is greater than 10. The following code is fine in Google browser, but when I type "11111111111 " in IE8, it can be intercepted normall...
vuetabboxtabbox <template> <div :class="tabStyle" :style="boxstyle" @click="tabClick(name)"> {{name}} <div class="selected-icon" v-show="isSelected">< div> ...