Tag：Solve
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Time：2021-10-9
SSH has been popular for a long time. I’ve seen official documents and online talk about how to integrate SSH and discuss the advantages and disadvantages of various integrations. Today, I’m relatively free and try to integrate these three most popular frameworks with some of my ideas. The version used this time is struts […]
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Time：2021-3-26
Eclipse is an open source, Java based extensible development platform. In itself, it is just a framework and a set of services for building a development environment through plug-in components. Fortunately, eclipse comes with a standard set of plug-ins, including the java development kit (JDK). Eclipse is a powerful compiler with a large number of […]
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Time：2021-2-10
Error in executing multi table query in MySQL: [SQL] SELECT * from ( select e.account from employee e UNION SELECT u.account from `user` u UNION SELECT a.account from agent a ) [Err] 1248 – Every derived table must have its own alias Each derived table must have its own alias This error usually occurs in […]
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Time：2020-7-5
This article mainly introduces the spring cloud gateway request cross domain problem solution, the article through the example code introduction is very detailed, has the certain reference study value to everybody’s study or the work, needs the friend may refer to The code is as follows @Configuration public class CorsConfig implements GlobalFilter, Ordered { private […]
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Time：2020-2-12
This article mainly introduces the wechat browser pull-down black edge solution wscroollfix, which is introduced in detail through the example code, and has a certain reference learning value for everyone’s study or work. Please refer to start Because it is common to pull down the black edge when developing wechat pages, sometimes it will affect […]
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Time：2020-1-13
Reduce hard disk loadThe first step is to stop unnecessary applications in the computer, press “Win + R” key to open and run, and enter “services. MSc” in the input box Step 2: click OK. After entering the service, find the “windows search” service, as shown in the following figure: Step 3: double click in […]
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Time：2019-9-20
When you want to install vmware-tools for FreeBSD in VMware, look at the / etc/fstab file to get the following information: /dev/acd0 /cdrom cd9660 ro,noauto 0 0 So mount/dev/acd0/cdrom is used to mount CDROM as usual under liunx. The following error occurs: mount: /dev/acd0 on /cdrom : incorrect super block The default file […]
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Time：2019-9-11
FreeBSD shortens download time when installing ports Method A:UseAgent. In / etc / make. conf, set:FETCH_ENV= “HTTP_PROXY=IP[: Port]”If necessary, add a space after the FETCH_ENV value. HTTP_PROXY_AUTH=basic:*:user:password Method B: fetch on other machines make fetch-recursive …Then take / usr / ports / distfiles away. Method c:UseWGet / Axel speeds up your portdownload As described belowfunctionAll […]
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Time：2019-6-16
Under FreeBSD, connect to FreeBSD through SSH client, log in with ordinary user, and execute the following commands to report errors: $ su root su: Sorry $ su su: Sorry $ In order to use Su command to become root user on FreeBSD, you need to know the password of root, but also need special […]
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Time：2019-4-28
This article illustrates jQuery’s solution to the problem of what to eat for lunch and where to eat based on random numbers. Share for your reference, as follows: A program to solve what to eat for lunch and where to eat Now you don’t have to struggle with what to eat every day! The function […]
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Time：2019-4-18
WordPress is the mainstream blog building platform. WordPress is the most advanced weblog program in the world. At present, most of the programs developed are based on its imitation. It has a better grasp of search engines. After you use WordPress and master several plug-ins, you won’t have to worry too much about optimization. It […]
