Course Intermediate  11343

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.

Course Advanced  17646

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.

Course Advanced  11353

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.

Course Introduction：Differences: 1. Core switches are switches deployed at the core layer, while aggregation switches are switches deployed at the aggregation layer; 2. Core switches are used for routing and high-speed forwarding, while aggregation layer switches are used for the egress of unified access nodes; 3. The core layer switch uses a network managed switch, and the aggregation switch uses a switch that supports three-layer switching technology and VLAN.

2022-02-22 comment 0  39004

Course Introduction：The difference between Layer 3 switches and Layer 2 switches: 1. Layer 2 switches work at the data link layer, while Layer 3 switches work at the network layer; 2. Layer 2 switches are based on MAC address access, only forwarding data, and cannot configure IP addresses. , and Layer 3 switches combine Layer 2 switching technology and Layer 3 forwarding functions.

2020-12-25 comment 0  86677

Course Introduction：Guide to Swapping in C#. Here we discuss the Introduction, Swapping 2 Number, Swapping 3 numbers with examples, codes, and outputs

2024-09-03 comment 0  895

Course Introduction：In the Pinduoduo software, everyone enters the product they want to buy, then selects the price they can accept, and clicks Pay to place the order. If after receiving the goods, you find that the items are not as good as the merchant said, you can find the exchange button on the after-sales page. After the merchant agrees, you can send the items back to the merchant, and wait for the merchant to exchange the new items and send them over. That's it. So how to exchange the goods? Next, let us take a look at the exchange methods. "Pinduoduo" exchange method Exchange method: My order - the product you want to exchange - apply for a refund - exchange - reason for application - submit 1. Open Pinduoduo, click [Personal Center] in the lower right corner, and go to the personal center page Click My Orders. 2. On the All Orders page, select the low-cost item you want to exchange, and then click below to apply for a refund. 3.

2024-07-16 comment 0  575