My eight brothers learn from Selenium(3): how to operate check box / radio box

Check box and radio box are two controls that are often used in Web sites. How to use Selenium to operate these two controls in web automation testing? Today, let's have a brief introduction practice! The html test page code is as follows: <html> <head> <meta http-equiv="content-type" content="text/html;charset=utf-8" /> ...

Posted on Sat, 04 Apr 2020 15:15:11 -0700 by coolex

centos installs nginx and configures load balancing

 1. Install nginx Installation tutorial, refer to: http://mp.weixin.qq.com/s/RVaRlRpHqZRjCaXGmOlfKw 2. Configuration of reverse agent Modify the contents of nginx.conf file in the conf subdirectory under the deployment directory location / {                 #Set the host header and the real address of the client s ...

Posted on Fri, 03 Apr 2020 14:27:54 -0700 by Okami

Android: POST and GET requests for Retrofit source resolution

GET request (GET resource) It is used to request access to the resources identified by the URI. The specified resources are parsed by the server and the response content is returned. For Get requests in Retrofit2.0: Use @ querymap or @ Querry The full URL of the HTTP request is: www.baidu. COM / API? Name = Allen & sex ...

Posted on Fri, 03 Apr 2020 13:23:13 -0700 by Frame

Android--------WebView+H5 development of imitating meituan preloading, loading failure and reloading

Android embedded development has occupied the majority, many interfaces are displayed in the form of web pages, WebView can make web pages easily embedded in the app, and can also directly call with js. This blog mainly imitates the preloading of meituan's travel module, web page loading failure and web page reloading, The effect is as follow ...

Posted on Fri, 03 Apr 2020 11:00:33 -0700 by Goose

Shell Long ping script monitoring network status

The linux environment uses ping command + timestamp to record in the file In the production environment, whether the network is stable (network delay) is a very important index. In order to check the network delay conveniently, we can realize long-term network monitoring by ping command. 1, Use of ping command 1. Common parameters -i: The int ...

Posted on Fri, 03 Apr 2020 10:19:19 -0700 by Coruba67

[bzoj 2502] clear the snow path (minimum flow at the upper and lower boundary of the active sink)

Conveyor biu~ The problem is equivalent to giving a topological graph. The lower bound of the flow of each edge is 1. Find the minimum flow. Run out of the feasible stream first. Build super source point SS and super sink point TT. T - > s in the original network connects an arc whose traffic is inf. Flow the flow that mus ...

Posted on Fri, 03 Apr 2020 08:41:58 -0700 by prem

Python implements block chain simulation from zero [with source code]

Python is not the mainstream development language in the area of block chains or digital currency.But if your goal is to study the principles of block chain technology, or if you need to simulate a block chain network on your own notebook and do some research experiments, such as completing your own graduation design project or scientific resea ...

Posted on Fri, 03 Apr 2020 06:25:12 -0700 by mblack0508

HttpUrlConnection+JSON application instance

JSON JSON is a lightweight data exchange format. There are two data structures: single JSON data and multiple JSON arrays. The JSON array is represented by a pair of brackets [], the JSON object is represented by a pair of curly brackets {}, the key value is relative, the key must wrap a pair of double quotes, and mult ...

Posted on Fri, 03 Apr 2020 03:51:48 -0700 by freddykhalid

Intelligent Agriculture: AsyncHttpClient acquiring sensors and controlling sand table

Benefits of using AsyncHttpClient It can greatly simplify the operation. All requests are independent of the UI main thread, and the request results are processed by callback method. Basic steps of Android async http 1. Create an AsyncHttpClient 2. Set request parameters through RequestParams object 3. Call a get ...

Posted on Thu, 02 Apr 2020 22:00:10 -0700 by dshevnock

Solve the ORA-12505 problem of Oracle 11g

   Today, when using SQL Developer, it can't connect, and an ORA-12505 error is reported, but SQLPLUS can connect. Check the service name. If it is OracleServiceORCL, the SID should be orcl, but it still cannot be connected with the SID. The solution is as follows: 1. Open the directory of the database instance ...

Posted on Thu, 02 Apr 2020 17:32:44 -0700 by shezz