Programming VIP

Configure Nginx hidden version number In the production environment, the version number of Nginx needs to be hidden to reduce security risks View method 1. Use fiddler I to check the Nginx version number on the Windows client,Use "curl-i web address" command to view in CentOS system The method of hiding version number in Nginx 1. Mod ...

Log segmentation 1. Too many log files in the enterprise server cause the following problems:1. It is inconvenient for development and operation and maintenance to query too large log files, especially when overtime workers are tired;2. Long time ago, log files were almost worthless, but manual cleaning was too cumbersome.At this time, a solut ...

Recently, Andrew Danau, a foreign security researcher, stumbled upon a bug in the processing of a specific request by the php-fpm component during the flag race (CTF: Capture the Flag): a particular constructed request could cause a php-fpm processing exception under a specific Nginx configuration, resulting in remote execution of arbitrar ...

Configure Nginx Hidden Version Number In a production environment, you need to hide the Nginx version number to avoid securityLeakage of vulnerability View Method< Use fiddler I to view Nginx version number on Windows clientUse "curl-I web address" command to view in CentOS system Nginx Hide Version Number MethodModify Profile Met ...

Take my zero / lumen elastic search package as an example Note that this plug-in uses the lumen framework 1. Installation dependency composer require zzq/lumen-elasticsearch 2. Create the elasticsearch.php configuration file with the following contents: <?php return [ /** * You can specify one of several different connections whe ...

Laravel combines swoole to implement a function that actively triggers message pushing, which allows you to send custom messages to all members of the template message, instead of sending messages through the client, and listens to the messages sent in the message on the service side for business logic. Active Message Push ImplementationNormall ...

Connection failureExampleAmong them, the common errors reported by Redis are: Configuration item: timeoutError while reading line from the serverRedis can configure that if the client does not send data to the redis server after several seconds, the connection will be close d. Common MySQL errors: Configuration item: wait & Interactive time ...

Add redis cache to the project 1.composer installs redis composer require "yiisoft/yii2-redis" 2. Settings in the project configuration file: import cache and link redis server common/config/main.php: 'components' => [ 'cache' => [ // 'class' => 'yii\caching\FileCache', ...

When you create a queue job, listener, or subscriber to push to the queue, you may begin to think that once dispatched, it's up to you, the queue worker, to decide what to do with your logic. Um... It's not that you can't interact with queue workers from within a job, but usually, even if you do, it's unnecessary. This magical operation is due ...

MongoDB utility scenarios Product user access log, click buried statistical information Business System Environment Parameter Configuration Information Business system runtime logs, such as laravel.log, nginx.log Install MongoDB PHP Driver on macoOS using Homebrew In macOS, the MongoDB extension has been removed from the Homebrew repository ...