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Self-study IT network Linux load balancing video tutorial

Course Intermediate 11331

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 17634

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 11348

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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javascript - JS using eval to build the replace function is invalid

Code meaning: Build a simple GADERYPOLUKI decoder The GADERYPOLUKI is a simple substitution cypher used in scouting to encrypt messages. The encryption is based on short, easy to remember key. The key is...

2017-07-05 10:47:23

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

CSS Grid: Create new row when child content overflows column width

I have a two column layout based on CSS grid. When the content of the second column exceeds 1fr I want to create a new row. As it currently stands, the content simply overflows the column. One requirement of this layout is that the items in the right menu column are in one row. I achieve this with: .right-menu{...grid-auto-flow:columndense;...} If I remove the grid-auto-flow attribute, the overflow stops. However, the items are now stacked into multiple rows, which is not what I want. I also tried converting .ri

2023-09-05 15:18:28

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What does decoder mean?

Course Introduction：A decoder is a hardware/software device that can decode and restore digital video and audio data streams into analog video and audio signals. It is a device that restores information from its encoded form to its original form. Decoders are divided into software decoders, hardware decoders and wireless decoders; the decoders in computers are software decoders, which decode audio and video data through software methods. The corresponding ones are DVD and VCD machines. Belongs to a hardware decoder.

2022-10-27 comment 0 3400

How to use ffdshow decoder

Course Introduction：Steps to use the ffdshow decoder: 1. Download and install the FFDShow decoder; 2. Configure the FFDShow decoder; 3. Set up file associations; 4. Open the video or audio player. Detailed introduction: 1. To download and install the FFDShow decoder, you need to download the latest version of the FFDShow decoder from the official website of FFDShow. After the download is complete, run the installation program and follow the prompts to install. During the installation process, you can choose to install all of FFDShow. Components, you can also select only the components you need, etc.

2023-12-14 comment 0 1903

What does decoder mean?

Course Introduction：A decoder is a device that restores information from an encoded form to its original form, that is, a hardware and software device that can decode a digital video and audio data stream and restore it to an analog video and audio signal; in terms of multimedia, an encoder mainly converts Analog video and audio signals compress the data encoding files, and the decoder converts the data encoding files into analog video and audio signals.

2022-10-26 comment 0 11010

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