Testers advanced must-see series "python automated testing tool selenium usage guide"
Contents: Guide overview python+selenium environment installation Start the browser with selenium selenium page load wait and detection Use time.sleep() to wait Use implicitly_wait to set the maximum waiting time Use WebDriverWait to set wait conditions Check if the document is loaded seleniumUTF-8...
Posted by Birmingham on Wed, 29 Mar 2023 07:42:04 +1030
C language linked list - add, delete, modify and check
Table of contents 1. The concept of linked list 1.1 What is a linked list: Second, the difference between linked list and array: 2.1 Advantages and disadvantages of linked lists and arrays: 2.1.1 Advantages and disadvantages of arrays: 2.1.2 Advantages and disadvantages of linked list: 3. StatiUTF-8...
Posted by dreamscape on Wed, 29 Mar 2023 06:51:23 +1030
JAVA Difficult Problem Analysis----Parent and Child Class Attribute Duplicate Name Problem in Inheritance System
Subclass method inheritance essence, whether subclass inherits parent class private property In JAVA, if there are static variables in the inherited parent class, multiple subclasses still operate on the same static variable address, so the operations of the subclasses must overwrite each otherUTF-8...
Posted by shantred on Wed, 29 Mar 2023 06:08:07 +1030
Oracle11g new explanation of SQL explanation
SQL operations and queries 1. Introduction to SQL SQL is a Structured Query Language (Structured Query Language), which is specially used for operations such as data access, data update, and database management. In Oracle development, the client sends the SQL statement to the server, the serverUTF-8...
Posted by Slippy on Wed, 29 Mar 2023 05:07:51 +1030
30x faster!
Text translated from: https://www.scrivano.org/posts/2022-10-21-the-journey-to-spee...The original author is a Red Hat engineer Giuseppe Scrivano , which reviews a 30x improvement in OCI container startup time.When I started working on crun ( https://github.com/containers/crun ), I was looking UTF-8...
Posted by umguy on Tue, 28 Mar 2023 21:18:32 +1030
C Practical Notes 22 - Global Variables
1. Why do we need global variables? Local variables include: the formal parameters of the function and the parameters defined inside the function. Because the scope of local variables is limited, we need to use the action of "passing address parameters to the function" to change the value of ouUTF-8...
Posted by jason_kraft on Mon, 27 Mar 2023 07:11:41 +1030
Python built-in functions (enumerate, map, zip, filter)
enumerate() function The enumerate() function is the meaning of enumeration Format: enumerate(argument, start=0) argument can be an iterator or an iterable (list/string/tuple...) start is the index value returned by default, starting from 0 by default and can be modified Usually used with a foUTF-8...
Posted by bschmitt78 on Sun, 26 Mar 2023 09:17:19 +1030
SSM study notes
1.Spring Framework system architecture Core Container: core container (Beans, Core, Context, SpEL)Data Access/Integration: Data Access/Data Integration (JDBC, ORM, OXM, JMS, Transactions)Web: web development (WebSocket, Servlet, Web, Portlet)Instrumentation: tool support and class loader implemUTF-8...
Posted by slimsam1 on Sun, 26 Mar 2023 09:01:47 +1030
Junit, reflection, annotations
Junit, reflection, annotations Junit unit test Test categories: Black-box testing: No need to write code, give the input value to see if the program can output the expected value White box testing: need to write code, pay attention to the specific execution process of the program Junit usage: UTF-8...
Posted by aQ on Sat, 25 Mar 2023 16:52:01 +1030
Lab3: VS Code-based Linux kernel debugging environment construction and start_kernel tracking analysis
Compile the kernel Install development tools sudo apt install build-essential sudo apt install qemu # install QEMU#as a virtual machine sudo apt install libncurses5-dev bison flex libssl-dev libelf-dev Unzip the source code: tar -xvf linux-5.4.34.tar Configure the kernel make defconfig # DefauUTF-8...
Posted by svanderclock on Fri, 24 Mar 2023 20:52:34 +1030