there is such a requirement: user login module, does not support the choice of login method, only a text input box, while supporting: QQ number, mobile number, e-mail, nickname, ID card, etc. (if the user filled in the values of these five fields) any f...
1. As the title ...
I recently built a GitLab repository with my own server . Every time I write it locally by clone, then push it to this warehouse, and then clone the contents of this warehouse on the online server (the same server), but I think it s very cumbersome. bu...
I open a website. What if I want to change the layout or interaction of the site? Open the console can be modified, but open the console modified page refresh will be invalid! so I thought that if I saved the modified code to a file, and then set it i...
want to compare my use of jquery sortable I want to compare if A B C D E if B is moved to D , it is only to Bauddline An and E that they are not sent to php for processing . how do I do this? ...
php, give me an explanation $arr = array(3,2,1); foreach($arr as &$val){} foreach($arr as $key => $val) { } print_r($arr); 3 2 2 Array ( [0] => 3 [1] => 2 [2] => 2 ) ...
jsapi Wechat official account payment, Android phone and iPhone can jump WeChat Pay, but the iPhone can be callback, but Android phone can not be callback, what s the problem? Same code. Is that Android phones cannot be called back. Is the of http...
Tencent s qq generally consumes points when fighting landlords. His qq coins are usually stored in memory. in addition, he also has recharged qq coins, if stored in memory, how to ensure that after each successful recharge, the currency of memory will ...
is there only two types of image compression now, 1. After the front-end js canvas is compressed, it is converted to base64,post and then saved to the backend as an image 2. Upload the image file directly to the backend, compress it on the server side...
in MACOSX11, the pre-installed version of PHP is 5.5. I installed PHP7, with brew myself. When using composer install, the PHP is required to be no less than 5.6. what should I do? first of all, mac os is not as simple as linux to delete usr bin php, ...
webserver parses and forwards the accepted HTTP request packet to the CGI program. What is the basis for inter-process communication? Webserver and CGI programs may be on the same server or on different servers. Is there any way I can capture their traff...
Why does thinkphp5 always report errors when uploading multiple files using the multiple attribute? error message: HTML Code: <input name="file" type="file" multiple > <input type="submit" value=""...
1. There is another router on the upper layer, but the router is connected to several computers. I just want to limit one . 2. Set trusted access in ie until it still doesn t work for example, you can only go to www.123.com, and nothing else . ...
<?php namespace app index Model; use think Model; class User extends Model { public static function maxid(){ return $this->max( id ); } } use app index model User; User::maxid(); then why did you report this wrong wh...
when trying to use regular matching 12-128, it is found that it can match to 129, such as the question. 192.168.0.(12[0-8]|1[0-1][0-9]|[2-9][0-9]|1[2-9]) True is returned when matches 129. judgment 255 will also match the first two digits 25. h...
I use wamp, to implement the file upload function if the file name uploaded is Chinese, it will be garbled , but the information in the database is correct . How to solve this? in addition, when accepting form information to create a folder, if it is...
Table 1 fields are as follows 2 3 1event_description_description_id2id1cel_order_item_order_item_id3id 123idnull id ask the boss for advice ...
convert the json string to a multidimensional array and sort it in ascending order according to key according to ASCII code dictionary order, and remove the null value. {"tags":[],"shop_id":"3592793253","sub_balance&q...
because the video is large, the upload progress should be displayed, so there are two steps: 1 users select the temporary directory where the files are uploaded to ECS in the browser, and cron cleans the directory regularly; 2 users fill in the video ...
1. I feel that the software package needs to be found on the Internet if it is compiled and installed, and it is not clear which software package is needed, it takes time, it is troublesome to install, and it is easy to make mistakes. 2. One-click inst...
We now have a requirement: upload a file at the front end, return a new byte stream to the front end under file processing at the back end, and then download it directly. question: an error is displayed after downloading Excel. Does anyone know h...
save_path = os.path.join(" home shenjianlin pdf_file",name) try: cmd = ("sudo wget -P -N -o -c -O {} {}".format(save_path, link)) ref = subprocess.call(cmd, shell=True) ...
npm installation vue-cli encountered the following error: the one above at the beginning: npm WARN deprecated coffee-script@1.12.7: CoffeeScript on NPM has moved to "coffeescript" (no hyphen) I checked that someone said that coffee-scri...
The server is an Hewlett-Packard server approved by the school, which has been around for a long time, probably for more than a decade. Then after we configure the PHP environment, we find that the phpinfo does not display properly, there is a blank, ru...
problem description classify tree tables and load data asynchronously; if the child component sends events to the parent component, and the parent component requests the data and pushes it into the corresponding array object, the calculation property...