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Self-study IT network Linux load balancing video tutorial

Course Intermediate 11218

Course Introduction："Self-study IT Network Linux Load Balancing Video Tutorial" mainly implements Linux load balancing by performing script operations on web, lvs and Linux under nagin.

Shangxuetang MySQL video tutorial

Course Advanced 17561

Course Introduction："Shangxuetang MySQL Video Tutorial" introduces you to the process from installing to using the MySQL database, and introduces the specific operations of each link in detail.

Band of Brothers front-end example display video tutorial

Course Advanced 11273

Course Introduction："Brothers Band Front-end Example Display Video Tutorial" introduces examples of HTML5 and CSS3 technologies to everyone, so that everyone can become more proficient in using HTML5 and CSS3.

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Is fakerjs safe to use in production? Are there any other alternatives?

I'm using fakerjs when testing my React app. Some of these random functions, like generating random colors, avatars, or numbers, are very useful. I want to use these random functions in my business logic in production as well. Is this safe? Or should I copy the code from the repository into my own? Or are there any other alternatives?

2023-07-27 23:04:20

Python 3.5 random.shuffle problem

When generating a random list, the random.shuffle() function is used. The following questions arise about the call of this function: If a list is explicitly defined, such as li = [], the shuffle function can produce the desired results. ;But if list(range(n)) is used as the parameter of shuffle...

2017-05-18 10:48:52

Can anyone tell me how to generate random colors for the background of a website using css? is it possible?

Just like we can use unsplash image source to use random images. Likewise, can we achieve background color using just css? If yes can anyone tell how to do it? I use a random function to generate a random color for the background in a style. But it doesn't give any output

2023-09-06 22:53:31

Ways to fix issue 2003 (HY000): Unable to connect to MySQL server 'db_mysql:3306' (111)

I recently tried to containerize my FastAPIPython server (also for replication/doubling purposes). Before, I had just a MySQL server in a Docker container and everything was fine, but when I also made my web server a service, it couldn't connect to the MySQL server, so now the application doesn't work. Below is the code snippet of the server database initialization connector in the application fromfastapiimportFastAPIimportmysql.connectorapp

2023-09-05 11:18:47

Experiment with sorting after query limit

So this is my first question here, please forgive me if something is wrong. I'm trying to make a sort query based on constraints. So there is a Customers table with 90 records. I want to first perform a query limited to 3 records, and then sort the results of this query by a column called ContactName. I think this might be a nested query. Nested queries run fine in SQLServer, but don't know how to implement it in MySQL. Limit query: Select*fromcustomerslimit

2023-09-05 14:46:42

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php rand() random function generates random number code

Course Introduction：php rand() random function generates random number code

2016-11-29 comment 0 950

rand() function for php random number generation

Course Introduction：I believe that everyone is familiar with the rand() function. Many friends have come to this function during the development process. They all know that this function generates PHP random numbers. The rand() function returns an integer of PHP random numbers! Today I will take you to learn more about the rand() function of random number generation in PHP!

2017-11-10 comment 0 10154

Function to generate random numbers using PHP

Course Introduction：Function to generate random numbers using PHP

2016-07-25 comment 0 1021

Function to generate random numbers in php

Course Introduction：The functions for generating random numbers in PHP are rand() and mt_rand(). rand() generates pseudo-random integers in the range 0 to PHP_INT_MAX, the sequence is generated based on the seed value. mt_rand() generates Mersenne rotated pseudo-random integers, providing better randomness, and requires explicitly setting the seed value to obtain a truly random sequence.

2024-04-29 comment 0 1205

How to generate random numbers using a third-party library in Golang?

Course Introduction：The math/rand standard library provides basic functionality when generating random numbers in Go. For more complex requirements, third-party libraries can be used. github.com/bxcodec/faker provides functions for generating random data, including: faker.Intn(n): generates a random integer between 0 and n-1 (inclusive) faker.Float64(): generates a random floating point number faker.String(): Generate a random string faker.DateTime(): Generate a random date and time value faker.CreditCard(): Generate random credit card information faker.Color(): Generate a random color name

2024-06-02 comment 0 780

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