Tag：unable
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Time：2021-10-23
Cnpm uses relevant caches to avoid downloading duplicate packages, resulting in reference problems, resulting in node packages that cannot be reused This is the problem with cnpm download. You can use NPM download or cnpm install — by = NPM to solve the problem
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Time：2021-10-17
Important note Q & A: 1、 PerfDogCan’t detect phone? AndroidPlatform: 1) Please turn on the debug debugging mode (for Huawei devices, you need to turn on the allow ADB debugging option in the “charge only” mode in the developer options, and then turn on USB debugging). 2) The above is not enough. Please re open […]
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Time：2021-10-16
Video address Headline address:https://www.ixigua.com/i676544267458235648…Station B address:https://www.bilibili.com/video/av78062009?…Netease cloud classroom address:https://study.163.com/course/introduction…. Explanation content 1. Definition(1) Package: a feature of cargo that allows you to build, test, and share crates.(2) Crite: the tree structure of a module, forming a library or binary project.(3) Module: used through use to control the privacy of scope and path.(4) Path: a way […]
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Time：2021-10-5
Vue + elementui dynamic switching validation rules https://blog.csdn.net/weixin_43810973/article/details/106040451 PS: When user-defined validation exists, it will cause form validation failure. Use callback() to solve it. However, when modifying, the button is disabled, which still triggers validation and cannot submit modifications. Therefore, two sets of validation rules are made to switch //When user-defined validation […]
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Time：2021-10-3
environment Use image Ubuntu 16.04.3 lts (GNU / Linux 4.4.0-91-generic x86_64) VMware Workstation Pro 12 using virtual machines System environment windows 10 Action on error Execute sudo apt update immediately after the initial installation and enter the root password correctly The echo information is as follows Ign:1 cdrom://Ubuntu-Server 16.04.3 LTS _Xenial Xerus_ – Release amd64 […]
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Time：2021-10-1
When calling a third-party API, try to add a layer of judgment. First judge whether the method you call exists, and then call the method to write logic. This is to prevent the method from suddenly reporting that the method does not exist after repeatedly refreshing the page, resulting in an error on the page, […]
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Time：2021-9-25
pika: https://github.com/OpenAtomFo…It is a redis like no SQL based on rocksdbSearch for keys by key range is supported and returned by sortingRedis’s scan cannot meet this requirement compile git clone https://github.com/OpenAtomFoundation/pika cd pika apt install libprotobuf-dev protobuf-compiler libsnappy-dev export CFLAGS=” -lsnappy -fpermissive -static” export CXXFLAGS=” -lsnappy -lstdc++ -static-libstdc++ -Wno-error=deprecated-copy -Wno-error=pessimizing-move -Wno-error=class-memaccess -fpermissive” export LDFLAGS=-static make […]
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Time：2021-9-17
1. Leading fuzzy query cannot use index (like ‘% XX’ or like ‘% XX%’) If the value of such a column of codes is’ AAA ‘,’ AAB ‘,’ baa ‘,’ bab ‘, if the where code like’% ab ‘condition, because the preceding is Fuzzy, so we can’t use the index order. We must look for […]
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Time：2021-9-15
Recently, I built an M1 mac mini and was ready to use it for developmentmixphpThe V3 version has been tried several times before and has not been compiled successfully. Today, the installation attempt is successful again. There are problems with many people’s articles on the network (maybe the system environment is different). I hereby share […]
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Time：2021-9-11
HTTP status code classification 1XX: message This type of status code indicates that the request has been accepted and needs to continue processing. This type of response is a temporary response, which only contains the status line and some optional response header information, and ends with a blank line. Status code English name describe 100 […]
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Time：2021-9-10
Problem Description:GCC version error causes go get to fail to compile successfully cc1.exe: sorry, unimplemented: 64-bit mode not compiled in resolvent:Download the correct version and set the path environment variable. You only want to download the bin directory of the file (if you use Golan to develop, you need to restart Golan. Golan is responsible […]
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Time：2021-9-7
When configuring a new web application based on the new versions of apache-2.4.46 + and tomcat-9.0.45 +, use mod_ When JK connects, it uses the same configuration file as the previous version. After each runs, Apache’s JSP file request is triggered to mod_ JK and further forward to Tomcat for processing, start to report an […]
