Tag：unable
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Time：2021-7-30
Solution of @ resource annotation in jdk9 not working properly1. Use jdk82 manually import the jar package of javax.annotation <dependency> <groupId>javax.annotation</groupId> <artifactId>javax.annotation-api</artifactId> <version>1.2</version> </dependency>
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Time：2021-7-29
Hello, I’m ruffian Heng, a serious technical ruffian. What ruffian Heng introduced to you today isWrite protection, a common factor that causes serial nor flash to fail to download / start normally under i.mxrt。 i. Mxrt Series MCU has been released for more than two years, and there are more and more customer products based […]
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Time：2021-7-27
Business scenarioIn the process of project development, it is usually necessary to load the third-party jar package into the IOC containerWe will use it on the startup class [email protected] annotation is used to scan third-party packages, and then an error will appear. The exception is that some local classes cannot be loaded, for example, some […]
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Time：2021-7-25
Because I was interested in deepin system a few days ago, I brushed the standby machine as deepin on a whim. However, I still relied too much on the software under windows and had to brush it back to win10 However, because the disk format supported by Linux is different from that of windows, it […]
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Time：2021-7-25
Promise introduction Promise is an object from which you can get messages for asynchronous operations. There are all, race, reject and resolve methods, and there are then, catch and other methods on the prototype. Promise has two characteristics: The state of the object is not affected by the outside world. The promise object obtains asynchronous […]
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Time：2021-7-23
In PHP, we can use the header method to realize the page Jump, such as: $url = ‘http://www.wj0511.com’; header(“Location: ” . $url); exit(); Using header method can realize page Jump, but it only supports get jump. When we need to realize post jump, we can’t realize it using header method. At this time, we can […]
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Time：2021-7-12
A very common effectAlthough the front-end can not know the loading progress, it can be simulated by the effect First enlarge the preview image to blur the image, and then load the large image simulation effect Preview: https://codepen.io/andy-js/pen/dyPZvJW <!doctype html> <html> <head> <meta charset=”utf-8″> < title > Andy JS: image loading from blur to clarity […]
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Time：2021-7-3
Solution cnpm: unable to load the file cnpm.ps1 JavaScript Install cnpm npm install -g cnpm –registry=https://registry.npm.taobao.org When running cnpm with power shell, the following error will be reported: Cnpm: the file C: usersadministratorappdataroamingnpmcnpm.ps1 cannot be loaded because scripts are not allowed to run on this system. For more information, see about at http://go.microsoft.com/fwlink/? LINKID = […]
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Time：2021-6-15
Pits encountered in offline use Because of the requirements of the project, it needs to be developed offline. The antd Pro scaffold we use can be used out of the box. In the process of migration, we copy the project file directly, but in theCannot be used offline!, error shows that some dependencies can’t be […]
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Time：2021-6-14
Vuecli3 runs NPM run serve and reports an error 1. Development environment: vuecli32. Computer system Windows 10 professional edition3. In the development process of using vuecli3, we may encounter an error when we input NPM run serve. Let me share my problems and solutions, hoping to help you.4. Enter NPM run serve and the error […]
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Time：2021-6-12
In Dlib and face_ After recognition is successfully installed through PIP (how to install through pip is mentioned in the blog’s last essay), it cannot be imported in pychar. After synthesizing all kinds of opinions on the Internet, I found the reasons and shared the solutions below. In pychar File→Settings→P roject:xxx →Project Interpreter […]
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Time：2021-6-3
I created a new Android project. When I imported it into the slidingmenu library, I couldn’t find android.support.v4.view. After two days, baidu tried many ways to solve it. Finally, on the third day, I came across an article entitled “Android studio can’t import android.support.v4.view package”https://blog.csdn.net/weixin_…It turns out that the keyword I searched was wrong. I […]
