• Reactjs news #25 F8 developer seminar and react


    Journalism F8 developer workshop and react The F8 seminar in 2017 (Facebook developer Seminar) started on April 18. There are two themes related to react in this developer seminar, namely, VR and graphql. The video has been put on the Internet for viewing. React VR: create amazing VR experience with react Evolution and Transcendence of […]

  • Refresh page 404 in Vue router history mode


    The solution of many predecessors has not been solved. The configuration is similar to the following` location / { root html; index index.html index.htm; try_files $uri $uri/ /index.html; } `Always report 500.In the end, the research found that the case that seniors had to solve was to deploy a front-end project under nginx, while my […]

  • Win2008 iis7.5 installation configuration php7.3.2 steps and 500 error resolution


    Install Visual C + + runtime Select the VC + + version according to the PHP version. If the VC + + runtime is missing, a 500 error will be reported. php-7.1.28-nts-Win32-VC14-x64.zip   VC14: Visual C++ 2015 x64php-7.3.2-nts-Win32-VC15-x64.zip     VC15: Visual C++ 2017 x64 I installed php7.3.2 and chose Visual C + + 2017 x64 Microsoft Visual C++ […]

  • Windows-server-2012 install nginx service start up


    1. Download nginx1.1 mainline version or stable version2. Download winswDownload WinSW2.1 rename winsw-2.2.0-bin.exe (custom name, here take nginx-service.exe as an example)2.2 add XML file must have the same name as EXE file <?xml version=”1.0″ encoding=”UTF-8″ ?> <service> <id>nginx</id> <name>nginx</name> <description>Nginx Startup</description> <logpath>C:/Program Files/nginx-1.17.7/logs/winsw</logpath> <logmode>roll</logmode> <executable>C:/Program Files/nginx-1.17.7/nginx.exe</executable> <startargument>-p</startargument> <startargument>C:/Program Files/nginx-1.17.7</startargument> <stopargument>-p</stopargument> <stopargument>C:/Program Files/nginx-1.17.7</stopargument> <stopargument>-s</stopargument> <stopargument>stop</stopargument> </service> […]

  • Dynamic analysis of JSON


     Recently, JSON needs to be parsed dynamically in projects, but there are many ways to parse JSON. How to parse it reasonably is the problem we need to consider? For example, jtoken and jobobject provided under newtonsoft.json.linq and jsonconvert provided under newtonsoft.json. JObject  Used to manipulate JSON objects JArray For manipulating JSON arrays JValue Represents […]

  • Problems after rdpguard 6.1.7


    Rdpguard is a software to protect the RDP port of remote desktop from violent guessing. Here are some problems in using RDP guard: 1. It seems that in rdpguard version 6.1.7 or later, enabling IP cloud will automatically add a large number of IP segments to the block list, which is a big hole. Fortunately, […]

  • Null problem using enhanced for in Java


    When using collections such as List and Map, we often use enhanced for to traverse. But there are some problems. For example, when you query a database, the result is a List set. If you do not query the required data, the List set is null. It is not a set with objects and size […]