Fat sir: Next, give you a pie
Captain: Come on!! A tidy note from ORM...
1 What is ORM? Why ORM?
What is an ORM, or Object-Relationl Mapping, is a mapping between relational databases and objects.
In this way, when we operate the database in a specific way, we no longer need to deal with complex SQL statements, as long as we operate the obj ...
Posted by Serpent_Guard on Sun, 27 Mar 2022 20:01:16 +0300
Some concepts of concurrency
Processes and threads
A. Process is an execution process of a program in the operating system. The system is an independent unit for resource allocation and scheduling.
B. Thread is an executive entity of a process. It is the basic unit of CPU scheduling and dispatching. It is a smaller basic unit t ...
Posted by vaibhavs on Sun, 27 Mar 2022 17:48:38 +0300
Introduction to Go (5) -- detailed explanation of defer
The keyword defer allows you to postpone the execution of a statement or function until before the function returns (or after the return statement is executed anywhere). The return statement can also contain some operations, so there may be a need to postpone the statement after return. Th ...
Posted by yonta on Sun, 27 Mar 2022 02:32:00 +0300
1. Basic function
2. Function parameters
pass by value
Variable parameters of function
3. Function as argument
4. Callback function
5. Functional closure
6. Function method
Example -- calculate the circle area
A function is a basic block of code used to perform a task.
Posted by ridiculous on Sat, 26 Mar 2022 08:05:05 +0300