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Self-study IT network Linux load balancing video tutorial

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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

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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

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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 - slideToggle implements the folding menu effect, but how to realize that clicking this option expands and other options automatically collapse?

What I want to achieve is a folding menu, but the slidetoggle can only be collapsed by clicking on it. What I want is to click on other options and the expanded menu will automatically collapse. How can I modify it? The code is as follows: $("> li", this).each(function () { {code...}

2017-07-05 11:06:06

javascript - How to write a carousel with images above and below using jq?

As shown in the picture, the small picture at the bottom does not move during the automatic carousel. The basket frame will appear on the next small picture after 1 second. When the blue box appears on the rightmost small picture, the bottom picture will appear on the next second. Move the small picture 4 small pictures to the left. How to do such an automatic carousel? Please give me some ideas. This is a carousel picture code...

2017-05-19 10:13:41

css3 - flex layout at both ends

There is such a requirement. Boxes 1, 2, and 3 need to be centered on the left, top and bottom, and boxes 4, 5, and 6 need to be centered on the right, top and bottom. Can this be achieved using flex layout? After checking some information, it seems that it is not possible. Only the following common situations can be achieved:

2017-05-16 13:27:30

javascript - How to make foreach take effect only when all conditions are met, and jump out of the loop if one does not meet the requirement

As shown in the picture, I want to automatically select all after single-selecting them all. How to achieve this? It can be achieved by writing this way, but I am changing this global variable every time. I always feel that it is a trap. Is there any good way to solve it?

2017-05-19 10:32:21

Alembic - Using composite primary keys causes incorrect table definition in MySQL

I have multiple "versioned" database SQLAlchemy models that use composite primary keys, achieved by combining an auto-incrementing integer field ("id") and a datetime field ("record_valid_from"). I'm trying to run this model in a local Docker container against a MySQL database. The model is defined as follows:

2023-07-24 22:17:01

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jQuery realizes the floating layer prompt in the lower right corner of the web page

Course Introduction：jQuery realizes the floating layer prompt in the lower right corner of the web page

2016-11-10 comment 0 1429

JQUERY method to implement fixed position expansion and closing effects in the lower right corner of the web page_jquery

Course Introduction：This article mainly introduces JQUERY's method of realizing the fixed position expansion and closing effect in the lower right corner of the web page, involving the display and hiding of jquery operation page elements and other related techniques. It has certain reference value. Friends who need it can refer to it.

2016-05-16 comment 0 1468

The tab style online customer service effect code in the lower right corner of the webpage implemented by jQuery_jquery

Course Introduction：This article mainly introduces the tab style online customer service effect code in the lower right corner of the web page implemented by jQuery. It involves jQuery simple style transformation control skills. It has certain reference value. Friends in need can refer to it.

2016-05-16 comment 0 1572

js method to realize that large advertisements will automatically disappear when sliding out of the upper right corner of the web page_javascript skills

Course Introduction：This article mainly introduces the js method to realize that large advertisements will automatically disappear when they slide out in the upper right corner of a web page. It is a typical application of javascript advertising special effects. It is of great practical value. Friends who need it can refer to it.

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jQuery method to realize automatic switching between pictures and text descriptions by sliding left and right_jquery

Course Introduction：This article mainly introduces jQuery's method of realizing automatic switching between pictures and text descriptions by sliding left and right. It involves jquery's method of realizing the sliding switching effect of pictures and texts. It also involves jquery's related operating skills for page elements and styles. Friends in need can refer to the following

2016-05-16 comment 0 1529

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