<?php $conn = mysqli_connect(****); if (isset($_POST["import"])) { $fileName = $_FILES["file"]["tmp_name"]; if ($_FILES["file"]["size"] > 0) { ...
ORDER BY clause is not in GROUP BY..this is incompatible with sql_mode=only_full_group_by, is it solved by sql statement without modifying the configuration? reference address for modifying the configuration: mysql query error: ORDER BY clause is not...
< H2 > client code: < H2 > let xhr = new XMLHttpRequest(); xhr.open( post , url , true); xhr.withCredentials = true; xhr.send(null); < H2 > server: < H2 > header( Access-Control-Allow-Origin: * ); header( Access-Control-Allow-Credentials: true ...
now web services are developed in a separate way, so I have created a set of api,. Now I want to apply this set of api to app, but there is a gap between some operation modes of app and pc, so how to plan this api is reasonable. I need some advice. Thank...
there is a vendor directory name in the project as another module. If you want to use composer to generate a directory name that is not vendor, how to solve ...
get the current ranking according to the conditions uid user id score score game_time Game time create_time creation time get the ranking of current users based on score, game time, and record insertion time ranking method: the score is from sm...
permissions I have set all 775 and git users can access the hooks post-receive file to add the following two sentences, -sharp! bin bash GIT_WORK_TREE= web demo git checkout -f Why is the code Synchronize not in the project folder ...
ready to develop Mini Program, first test the background API, project to develop using Laravl+jwt+dingo. JWT wants to find such a middleware on the Internet during painless refresh token, testing public function handle($request, Closure $next) ...
after the webapp is encapsulated, how to make it inaccessible to the computer and WeChat end of the phone? It can only be accessed within app. Can you do that? ...
nodejs.expressnodejs nodejs TB 1 php asp nodejs ...
my current website environment is ubuntu 16.04 Apache Mariadb Php Jquery I m going to divide the website into languages at present, but I don t know how to cut it correctly. the same site content, but in different languages? websites have ba...
I use the command ffmpeg-I home video a.mp4-r 1-s 950x520-f image2 home video a.jpg can be executed on the terminal, but in the PHP file, using shell_exec ( ffmpeg-I home video a.mp4-r 1-s 950x520-f image2 home video a.jpg ) is not successf...
PHP technology wants to change products what you need to learn and understand, and how to achieve role transformation. If possible, recommend several documents or books. ...
SELECT ss.quan FROM `stock` as ss JOIN `order_record` as r ON r.order_id = ss.order_id WHERE ss.from = c AND r.from = c AND r.status = ing AND ss.prod_id = 120 GROUP BY ss.order_id ...
each record has a remote url image address when doing excel import. I need to download the picture to my own server it takes too long for users to import io such as file_get_contents. is there a good solution? ...
The environment uses iis8.5,php7.1,thinkphp, which belongs to the second-level directory, and the first-level directory is written by the CI framework. An application has been added under the first-level directory, that is, thinkphp, has tried many metho...
known : $beginDate = "2018-07 "; $endDate = "2018-11 "; how to implement : in code for example, this month is November, then 2018-11 this month 2018-10 exceeds January 2018-09 exceeds February 2018-08 exceeds March 2018-07 exceeds April ...
everyone can see their own ranking, and it is updated in real time. If the number of users is small, you can use the ordered collection of redis. If the number of users is large, this solution will not work. ...
symfony 4 only onetomany is seen in the document No example of manytomany was found ...
it is not possible to use number_format, but when the data is converted to json, there will be problems with floating-point numbers. You can only use numbered formatting! p > but there is a problem with the later calculation. The back end cannot calc...
want to explain how to make table different colors? is not different. is . <table> <tr> <td width="100">a< td> <td><a>< td> < tr> <tr> ...
I have a table service_message that contains about 600000 pieces of data, which records when different devices receive messages: SHOW CREATE TABLE service_message CREATE TABLE `service_message` ( `id` INT(11) NOT NULL AUTO_INCREMENT, `device_id` I...
1. The drop-down refresh failed and the data of div will not be purged. Each drop-down will overlay the code is as follows: ; listhtml += : + v.ninsgoods_salecount + < div>< div>< div> ; }); $( -sharpp...
the site uses the https function, which was found to be unable to display Baidu sharing before, but was disposed of later. Now it is found that when publishing articles in the background, Baidu editor can not insert maps, Baidu Maps and Google Maps can ...
the situation is as follows currently I want to do a pc website, so I first roll out a simple scaffolding. is also my first contact with a developer under webpack. I have stepped on a lot of holes to do this, and now I have died here . (donors may ask...