embed another H5-developed system in the APP developed by Andriod, embedded by webview. you can log in to the H5 system without logging in after logging in Andriod APP. I would like to ask how I can authenticate that the user has already logged in to An...
In the statement, how to optimize the statement if there is < > 0, or a range search that is not equal to a value? and in,not in? ...
there is a site that has just successfully installed a free certificate for Let s Encrypt, and nginx has configured access to https. can now be accessed through both https and http. Some pages can be accessed both ways, but some pages can be accessed...
the current problem is: send an ajax request as soon as you click the upload button. If there are 20 images, send ajax20 times. The PHP code calls Qiniuyun API, that is, Qiniuyun API is called 20 times a second, and the server explodes. Seek the optim...
how to achieve second-level comments like a brief book? my existing fields are as follows: id pid id article_id id my original implementation is as follows ** * @param $data array * @param $pid string parent_id * @param $id...
now I m going to use swoole to develop the game server. I don t consider other languages for the time being, because the company is not familiar with other languages, and the project deadline is coming soon what I want to ask is, for example, when de...
$sql = insert into user (account,password,mail,phone,) VALUES ( . $account. , .$password. , .$mail. , .$phone. ) ; $query = $this- > link- > query ($sql); when inserting data into the database, the VALUES parentheses should be written in t...
now I have an array, which contains about 100000 of the data, all personId,. I now need to use this ID to query other data in another table. Is there any good way to make the query more efficient? Whether IN can be used or not, although it is easy to wri...
can intercept requests from system agents through charles. For example, I access an aa.php file, which is an aa.php file I can intercept. But how to intercept requests sent through the backend in aa.php? currently I am displaying it on the page throug...
this is the dash, on windows is the same as DASH on MAC. Looking at the picture above, downloading the document has been failing. Is the server down and no longer providing services? ...
from DB::statement ( "START TRANSACTION "); I probably think one of his statements is a session link, so I can t get insertID. how do you write it in native language? DB::getPdo ()-> lastInsertId (); always feels unstable ...
how to quickly convert multiple csv files into xls files in batches ...
is there a great god to help write a function that processes $arr into $arr1 $arr = array( array( id => 1 , name => a ), array( id => 1 , name => b ), array( id => 1 , name => c ), ...
first of all, I found a lot of database design on Baidu, it can be said that there are different opinions! I see an intermediate table is designed like this, commodity ID sku attributes, unit price inventory, see that the intermediate attributes store js...
for example $data1=[[ userId =>1, money =>100],[ userId =>2, money =>100]]; $data2=[[ userId =>1, hit =>100],[ userId =>3, hit =>100]]; $data3=[[ userId =>2, b =>100],[ userId =>3, b =>100]]; ...
deployed in the local laravel project, 500 error, but there are no details on the page, as follows, do not know how to solve this error? ...
uses Gregwar Captcha CaptchaBuilder the image verification code generated by this library. The following is the generated code: $builder = new CaptchaBuilder; $builder->build($width = 110, $height = 34, $font = null); return response($builder...
wants to be a Mini Program platform for merchants to move in. wants to use a set of server codes to provide data to multiple Mini Program. then these Mini Program all get data from one domain name . so: searched the Internet: how many Mini Program c...
the server uses Aliyun, and PhpStudy, is installed. Every few hours, the website cannot be accessed, and this error occurs on the server. but PhpStudy did not report an error to exit, as long as you click "close Program " to end this window, the si...
I want to create a table to store the configuration information of the website, but I don t need to add the whole ID into one column. What do you care about this kind of information? ...
antDesign Form can assign default values to input in the following ways: const myValue = random() ... { getFieldDecorator( userName , {initialValue: myValue}]})( <Input > ) } as shown in the code above, the initial value of Input ch...
if the placeholder attribute is written, open the browser to debug and find that the placeholder is in the wrong position. I don t know where the problem is ...
The project uses its own numeric keypad. I want to insert the keyboard value into a pile of numbers, and then position the cursor after the insertion value const contentRow= document.getElementById("contentRow") const selection = getSelection...
-sharpinclude <iostream> using namespace std; class a { public: void virtual x() { cout << "x" << endl; } void xx() { cout << "x1" << endl; } }; class b :public a { public:...
for example, in the beforeCreated hook: ...