using the Mini Program development tool provided by Wechat officially, I encountered a problem: every time I save a page, the preview interface on the left always jumps to the home page. Then I click on the column link again and again to see the page th...
I want to know that when spa has been loaded, I dynamically create a script, that contains a piece of code. Since I want to use the results executed in script in the code, I need to find out at which stage the code in the dynamically created script is cr...
for example: var reg = " 1 d {10} " how to remove the outer string so that: var reg = 1 d {10} ...
View the files under a topc of kafka [root@localhost TOPIC_QUEUE_ID-0]-sharp ls-l total 2932 -rw-r--r-- 1 root root 10485760 Oct 30 2017 00000000000003771019.index -rw-r--r-- 1 root root 2985451 Oct 30 2017 00000000000003771019.log -rw-r--r-- 1 root ...
problem description it takes 3, 000 threads to request under the same ip, but the real scenario is 3, 000 different ip,. In the former case, socket, can be reused. It seems that the real scenario is slower. Is there any way to simulate it? related c...
use poi to read word files. always report errors org.apache.poi.poifs.filesystem.NotOLE2FileException: Invalid header signature; read 0xC9D33C3A6D6F7246, expected 0xE11AB1A1E011CFD0-Your file appears not to be a valid OLE2 document public static voi...