Course Intermediate  11279

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  17603

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  11314

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：1. Column A is a numerical value for an entry in column B. The increment is a positive value and the decrement is a negative value. 2. The cumulative item uses the summation formula to return the cumulative value B2=SUM(B2:B8). 1. 1. Select the data area 2. Insert 3. Insert the waterfall chart 4. Display the results. Set the cumulative as summary item 1, click waterfall chart 2, and then double-click the cumulative histogram to pop up a dialog box. 3. Check Set as summary

2024-03-30 comment 0  1060

Course Introduction：In our work and life, excel summary can be said to be a very common operation, and it is also one of the most commonly used functions of excel. I believe that work efficiency will be greatly improved by being able to quickly summarize tables at work. Next, the editor will use the transcripts we often use in school as an example to explain to readers how to quickly and quickly use the summary function of Excel. First, we select the columns that need to be classified and summarized: select "Data" in the menu and click Sort in ascending order. After that, select "Data" from the menu and click "Classification and Summary". Select the corresponding item in the classification and summary dialog box: in the classification field, select the column name to be classified and summarized, here select "Class"; for the selected summary item, check the three columns of "Yu, Shu, English". as the picture shows. Overview of classification summary chart

2024-03-21 comment 0  383

Course Introduction：这篇文章主要介绍了js弹出对话框方式,结合大量实例总结分析了JavaScript常用的弹出对话框的实现技巧与相关函数的具体使用方法,需要的朋友可以参考下

2016-05-16 comment 0  1801

Course Introduction：提供各种官方和用户发布的代码示例，代码参考，欢迎大家交流学习

2016-06-07 comment 0  1039

Course Introduction：The PHP confirmation and cancellation pop-up box is one of the commonly used JavaScript pop-up interaction methods in web development. When users perform certain sensitive operations, a confirmation box often needs to pop up to allow the user to confirm whether to continue the operation. At the same time, in some cases, a cancellation box needs to pop up to allow the user to choose whether to cancel the operation that has been performed. This article will introduce how to use PHP to implement a confirmation and cancellation pop-up box. What is PHP confirm cancel popup? The confirmation-cancel pop-up box is a development skill in Web interface design. It is used to prompt the user when performing certain sensitive operations.

2023-05-06 comment 0  1071