The project decides that the data store uses Redis primarily, and MySQL only saves log information. A deployment test is required for high availability and load balancing of the Redis. The test uses a virtual machine.
Test environment
Machine
Quick view of computer parameter configuration informationSave the code directly to bat and execute it directly.Mainly includes the following computer details:System information, DisplaycardMother Board, Hard Disk, Network CardSoftware information,
PHP uses CURL to simulate logon to a website with a verification code.
Many simulated login programs on the Internet mostly run through service programs such as apache. After obtaining the verification code, they are displayed on the webpage and
This article to share the content is to solve the problem of PHP error handling and exception handling mechanism, has a certain reference value, the need for friends can refer to
Error handling is an important part of writing PHP programs. If error
characteristics of abstract classes
1. A class that is defined as abstract cannot be instantiated.2. If at least one of the methods in it is declared abstract, then the class must be declared abstract.3. A method defined as abstract simply
Integer test: Do numeric size and equality comparisons$A-lt $B: Indicates whether it is less than$A-gt $B: Indicates whether it is greater than$A-le $B: is less than or equal to$A-gt $B: is greater than or equal to$A-eq $B: Indicates whether it is
Use of PHP closure functions
# Use of the PHP closure function anonymous function is also called the closure function (closures allows you to create a function that is not specified and is most often used as the value of the callback function
Step one, get the SSH public key from the clientIn order for the client to provide the SSH public key to the Git server, first verify that the client owns the public key. The SSH key is stored in the ~/.ssh/directory, so let's look at some of the
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