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javascript - In the background management page, the side navigation has been written. How to realize that when clicking nav, the corresponding tab label will appear in the content part, and the label can be closed?

The side navigation has been written using bootstrap. How can I achieve that when I click the nav, the tab label will appear in the content part and can be closed?

为情所困 2017-05-19 10:42:17

Python novice encountered an unknown error

The code is as follows: {Code...} Execution results: My question, this prompt error: What does inconsistent use of tabs and spaces in indentation mean? I used Google to translate it, and it said: Inconsistent use of labels and spaces in indentation. The problem is that I checked it and saw...

伊谢尔伦 2017-06-14 10:52:14

javascript - What's wrong with this click event.

I made a tab, and there was no problem when I used onmouseover, and the pictures were displayed normally. But something went wrong when I used the onclick event. When the mouse clicked on the a label, the image flashed and disappeared. Just a few simple words, I really don’t know what went wrong.

女神的闺蜜爱上我 2017-06-26 10:51:37

javascript - Setting the value of video src dynamically through jquery cannot play the video?

{Code...} The demo here https://jsfiddle.net/r9u1cn7o/ makes a pop-up pop-up box to play the corresponding video by clicking on different labels. However, I successfully assigned a value to src through jquery, but I don’t know why it cannot be played. ?

过去多啦不再A梦 2017-05-16 13:43:02

Detect browser or tab closure

Is there any cross-browser JavaScript/jQuery code that can detect if the browser or browser tab is closed, as opposed to being caused by clicking on a link?

P粉760675452 2023-07-31 13:55:00

How to use JavaScript or JQuery to print restaurant receipts?

Due to the limitations of activex, many browsers do not support it. Even downloading the ie-tab plug-in in the chrome browser does not work. Is there any good way to use JavaScript and JQuery to print restaurant receipts?

PHP中文网 2017-05-19 10:25:13

javascript - jquery how to keep the tab style after a tag jumps

As shown below, the header of this html is shared. Now I want the page to jump to it, but I also want to ensure that the style remains selected after clicking to jump. I use location.href to control the jump in js but it still doesn't work. It should be Reloaded, what should I do? Can anyone help me...

PHP中文网 2017-07-05 11:03:17

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 wo...

P粉178132828 2023-09-05 11:18:47