php generation openssl_sign ($data, $signature, $private_id, OPENSSL_ALGO_SHA1); $signature = base64_encode ($signature); ) node uses the node-rsa library to generate key= new NodeRSA (privateKey); sign=key.sign (Buffer.from (data, utf8 ), ba...
laravel s default login process is to log in through the form user entering the account password, and then submit the form to log in. but I want to access a method in a controller, and then log in to a user (specified by the user in the controller), ...
Code first public static function curl_get_https($url){ echo $url; $curl = curl_init(); CURL curl_setopt($curl, CURLOPT_URL, $url); curl_setopt($curl, CURLOPT_HEADER, 0); curl_setopt($curl, CURLOPT_RETURNTR...
Today, the company s front-end group said to send the video in Base64 format to the interface and then store it. But I have not done this before for Base64 to store videos without problems, and I have seen that there seems to be no video format in t...
because you want to add a watermark to the image, you plan to use Canvas at the front end to draw the watermarked image onto the image selected by the user, and then send the processed image to the PHP s Apache server. the result can be saved as a ...
Development environment wsl swoole2.1.3 Interface error there is no problem when using the previous code to call the interface using swoole asynchronous http often causes the interface to report an error The proxy server received an invalid resp...
always prompts openssl_sign (): supplied key param cannot be coerced into a private key. I changed the system and the local computer is WIN7, not even under the linux system? someone on the network said that in the sandbox, the private key needs to be ...
this is a case study. How do programmers transfer data? <div id="huiKuan" style="height:350px"> <ve-line :data="chartData" :settings="chartSettings" :co...
the system is input by win10 with Git bash php artisan . The middle part of the content is garbled, a lot of blanks are left to the bottom, and then it is displayed normally as shown in figure . ...
1. If you want to make a ranking of users gold coins, only the highest 100 records will be displayed if displayed. 2. When it comes to using redis to do the ranking, most people will think of using sorted set to do it. But if there are millions of use...
recently, there is a demand, so I have made a source code. I don t understand PHP myself. my own requirement is to try to change the template engine (twig) to achieve the purpose of partial modification of the front end. But it turns out he seems to ...
$a = "abc"; $b= "def"; $a = $a^$b; $b = $b^$a; $a = $a^$b; echo $b; abc echo $a; def explain the calculation process, why variables are exchanged ...
in the tp3.2 framework, I create a Public directory to store resource files at the same level in index.php. How can I prevent users from accessing my Public directory ...
Array A: $a = [ 0 => [ num => 100], 1 => [ num => 105], 3 => [ num => 253], N....... ] Array B: $b = [ 0 => [ id => 1, num => 300 ], 1 => [ id =>...
on the problem of CURL remotely fetching web page data in PHP. needs to grab the contents of the dictionary, and the local test can return FALSE when placed on the server. I saw that some related questions were raised before https: codeshelper.com q...
when I was writing a lottery, I encountered a problem. Because I have to modify the amount of the user winning the lottery first, then record the log, and modify the record, if one of them fails, join the queue and continue to execute. It is obviously n...
novice, 1. My question after ubuntu installs apache2,php7.0,mysql and phpmyadmin and then accesses from the outside, the static part of the page can be displayed, but the dynamic part cannot be displayed (using phpstudy to display the dynamic part wh...
when using swiper-item in swiper, swiper-item needs to do more pull-up and load, while the document says that swiper needs a fixed height. how to solve this see an article on the Nuggets, but I still can t solve it address ...
I have found many articles on utf8_unicode_ci, utf8_general_ci and utf8_bin collation on the Internet, and I generally know that ci is case ignore, etc., but I didn t mention what other collations mean . what does the utf8mb4_polish_ci collation her...
$pkeyid = openssl_pkey_get_private ( $priv_key ); openssl_sign ( $params_str, $signMsg, $pkeyid, OPENSSL_ALGO_SHA1 ); openssl_free_key ( $pkeyid ); $signMsg = base64_encode ( $signMsg ); I would like to ask how to use GO ...
there are two arrays arr01 and arr02 now add a field from the arr01 array to the arr02. The problem now is that the resulting new array is always the last field of the arr01 let arr01 = [ { "account" : "000000000000" ...
incomplete log output incomplete under window and linux related codes Log output: 2019-01-29 01:16:42.214 [restartedMain] WARN com.netflix.config.sources.URLConfigurationSource - No URLs will be polled as dynamic configuration sources. 2019-01-2...
when using the iview paging component, I click the button in the list on the second page to enter the child component, and then return to the parent component from the child component, which displays the list on the first page. I want to go back to the ...
As a matter of fact, there are several questions, which have been stuck for a long time. I don t know why 1. If the state of both reducer has a value, store.subscribe (() = > { console.log("================store:"+JSON.stringify(store)); });...
have any peers encountered this problem ...