Programmer Group

To ensure compatibility of mobile terminals urlsession that cannot use ios The curl Library of C language can be used to implement the download operation.Compilation of curl in ios environment Because I compiled openssl before, I took it directly and used it. openssl is used to increase https support After compilation is passed, ...

In the process of using Elastic search for search queries, I encountered the problem of Result window is too big. Here's a simple revenge: In [1]: import requests In [2]: requests.get('http://127.0.0.1:9200/cmdb-now/_search?page=1&size=10000000').json() Out[2]: { u'error': { u'failed_shards': [ { ...

brief introduction Using kube-router to expose pod ip and cluter i in the k8s cluster to the outside of the cluster and realize direct access to pod and svc of k8s by nodes outside the cluster Environmental description This experiment is based on the k8s cluster which has been installed and configured. k8s installation refers to other blog art ...

1 Query parameter Request format: url? Parameter 1 = value 1 & parameter 2 = value 2...Suitable for both GET and POSTspring can handle query parameters in several ways: Method 1:Method parameter name is the request parameter name // Query parameter 1 @RequestMapping(value = "/test/query1", method = RequestMethod.GET) public String te ...

1. Configuration of anti-theft chain To prevent people from using the function of file upload, put some static media resources on our website, and then set up the links of these resources on their website to our website. When users of their website visit these resources, they will jump to our server, resulting in an abnormal in ...

Nginx installation 1. Enter the / usr/local/src / directory to download the installation package cd /usr/local/src/ wget http://nginx.org/download/nginx-1.6.3.tar.gz 2. Unzip installation package tar zxf nginx-1.6.3.tar.gz 3. Enter the source directory for compilation, and do not add too many plug-ins here for the time being. Later, ssl may b ...

1. Nginx load balancing Nginx load balancing means that when a proxy server resolves a customized domain name to multiple specified IP, the upstream module ensures that users can access each IP normally through the proxy server (reverse proxy multiple servers is load balancing). 1.1 Load Balancing Configuration Parameters [root@host ~]# vim /us ...

Access control restriction php parsing Some files uploaded by users may be abnormally placed in the runnable files, so what we need to do is set up in advance to prohibit the parsing of executable php or other files in these directories, so as to avoid loss. Editing Virtual Machine Profile vim /usr/local/apache2.4/conf/extra/httpd-vhosts.c ...

1. pool of php-fpm In order to avoid the problem of using the same pool for multiple sites, which is caused by the failure of one site, and then affects the normal operation of other sites using the same pool, it is necessary to set up a separate pool for each site. 1.1 Configure multiple pool s for php-fpm Edit the php-fpm configuration file: ...

brief introduction RSA asymmetric encryption has very strong security. HTTPS's SSL encryption uses this method to encrypt HTTPS requests. RSA algorithm is called asymmetric encryption because it involves Private Key and Public Key, which are used for encryption and decryption respectively. Private Key and Public Key are interoperable, i.e. thos ...