javascript - jq fixed height text expand and collapse

{Code...} How to achieve such an effect? ​​I tried writing the effect after folding and expanding the arrow. It seems not ideal, because the height written here is fixed, but the amount of this text is uncertain demo

伊谢尔伦 2017-06-29 10:09:11 0  3  1263

Thinkphp3.2.3 personal blog development template download failed

Thinkphp3.2.3 personal blog development template download failed

橘ふ丢孒 2017-09-25 15:47:32 0  4  1531

May I ask which one is more efficient?

Which of the following two ways of writing is more efficient? ----------------------------------foreach ($arr as $k => $i){ list($value) = each($arr); echo '<h2 align="center&quo

吴小辰阿 2019-05-13 16:30:05 0  1  1323

javascript - How to turn off the js effect of newly opened windows in js

I made a window shaking effect, but the newly opened window has the shaking effect, but how to clear the effect, and how to close it after clearing the effect, I don’t know how to write... {code...}

漂亮男人 2017-05-18 10:57:11 0  4  634

Which is more efficient, $("#content .abc") or $("#content").find(".abc")?

Which is more efficient, $("#content .abc") or $("#content").find(".abc")?

天蓬老师 2017-06-26 10:50:26 0  4  981

javascript - js efficient element position replacement

js high-efficiency element position replacement ul {code...} two element position replacement

阿神 2017-05-19 10:38:59 0  1  697

In the practical PHP imitation iQiyi tutorial, the solution to the problem that the 5-9 permission menu cannot be opened

In the practical PHP imitation iQiyi tutorial, the 5-9 permission menu does not load ‘children’ and the permission menu cannot be opened. Please give me some advice.

絔 2019-08-13 17:06:34 0  2  1426

gvim - vim too long string causes code highlighting to fail

As shown in the picture, the code highlighting in the front is normal, but after the white color appears, the code is no longer highlighted, and VIM's automatic indentation also fails. What should I do?

天蓬老师 2017-05-16 16:41:32 0  1  692

Warning: mysql_fetch_assoc(): The argument supplied in D:\AppServ\www\xiangmu\demo2.php on line 9 is not a valid MySQL result resource. What is the problem?

Warning: mysql_fetch_assoc(): The argument supplied in D:\AppServ\www\xiangmu\demo2.php on line 9 is not a valid MySQL result resource

陈阵阵。 2017-12-09 15:37:31 0  1  1232

objective-c - 高德地图iOS开发线路规划返回参数无效?

在高德地图开发时，搜索路径时返回参数无效，能给一点详细的解决办法吗

迷茫 2017-04-27 09:03:35 0  0  667

When vim opens a file, a highlighted background is added to each line of font.

RT, I don’t know if I pressed which key by mistake. When opening a file or entering new content, there is always this highlighted background. Please tell me how to remove it. Thank you.

PHPz 2017-05-16 16:41:52 0  2  682

How to improve select performance on a 15 million row MyISAM table converted to InnoDB

MySQL version 8.0.32-0ubuntu0.20.04.2 I'm trying to improve SELECT performance rather than circumvent performing SELECT. CREATETABLEbig_table(pkINTAUTO_INCREMENTPRIMARYKEY,field1VARCHAR(255),field2VARCHAR(255),field3mediumtext,field4BIGINT,KEYidx_field4(field4)

P粉388945432 2023-09-06 19:30:08 0  1  484

mysql - Why does database read-write separation improve database performance?

Please see the blog above for why read-write separation can improve database performance. According to database common sense, read-write separation can indeed improve database performance, but you don't know if you understand its underlying principles. For example, one reads and one writes, but the ...

PHPz 2017-05-24 11:34:46 0  2  1343

javascript - How to write this effect in H5 canvas? Does anyone have any ideas or code?

How to write this effect in H5 canvas? Does anyone have any ideas or code for ripples and raindrops?

世界只因有你 2017-06-05 11:13:36 0  3  1056

apache - symfony2.8 In the local development environment, the modified code takes effect very slowly.

1. After modifying the code in the development environment and refreshing the page, it will take more than ten seconds for the changes to appear. Within ten seconds, the page still stops at the result before the code modification (ps: the app/cache directory has been deleted, but it still does not w...

漂亮男人 2017-05-16 16:43:47 0  3  436