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How to realize service degradation
I am thinking about a question: how to downgrade the service?
for example, there was an interface before, and an average was determined through the other three interfaces. Hypothetically, it doesn t necessarily make sense. To get the location of the ...
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How to implement PHP RSA signature by go
$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 ...
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Can multiple projects share the same domain name?
can multiple projects share the same domain name, and why it is safer to use a domain name ...
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Tencent carrier pigeon push tests push prompts that the device is not registered at the management background
after uploading the certificate, I click the notification bar message to test my single iPhone machine, always indicating that the device is not registered, but I have created two devices to make sure they are created successfully, as follows:
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How to ensure the security of sign signature on the client side (ios,android,web)
S = key + url_encode(path) + T
SIGN = md5(S).to_lower()to_lower ;
When developing the API interface, if you take into account the security of the interface and the non-serialization of the parameters, the usual practice is to send the sign value of th...
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Error report after vscode update?
cannot jump using the git, function that comes with vscode. How to solve the problem?
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Comparison of a common system, a statistical method of system performance indicators
A common system in the company, a statistical method of system performance indicators. can not use full log, full log is relatively large, if sampling, what good way, sampling, can be closer to the real situation? if sampling, is there a similar set up ...
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Swoole Instant messaging Perplexity
1. Suppose you use swoole to make a web version of Wechat, and the client uses websocket to connect to the server 2. How to realize the private chat of friends (1 to 1), without writing the dead server port 3. Not writing the port means that the server...
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How to make supervisord output only trace-level log information
I tried to set the loglevel in the configuration file to trace, but it didn t work ...
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How to establish a reasonable MySQL index of an article table
MySQL table with the following structure
CREATE TABLE `t_article` (
`id` bigint(20) unsigned NOT NULL AUTO_INCREMENT,
`content` varchar(255) NOT NULL COMMENT ,
`like_count` int(10) unsigned NOT NULL DEFAULT 0 COMMENT ,
PRIMARY KEY (...
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What language do you want to learn to play AI in your spare time?
I used to be in php, but now I want to do ai, in my spare time. What language should I use? which GO JAVA PYTHON is more suitable for php programmers like me? I feel that php is very powerful, but I just can t write all kinds of middleware systems. ...