can Linux set whitelist according to specific port: 80 port setting 1.1.1.1 can be accessed, 88 port setting 2.2.2.2 can access this? ...
I can understand if the server sets the ip, but why does setting the application type to the browser still require whitelist restrictions on the domain name? at this time, the request for Baidu Map API should come from the customer s browser, that is,...
suppose I added the lazyload function and first showed five figures . blog 1 blog 2 blog 3 blog 4 blog 5 when you slide down, there are another five pieces of data, which is no problem. blog 1 blog 2 blog 3 blog 4 blog 5 lazyload blog 6 lazyload blo...
there is always a precision problem when some specific decimals are used in calculation. I don t know how the go language deals with this problem. what I don t understand is why the first two variables, acenture b, are of the same type, so why the su...
question now the requirement is to package a piece of code, but for multiple projects, it is packaged and put directly locally, and tested with tomcat services. For example, http: localhost:39090 segment fault a main http: localhost:39090 seg...
scrapy, has been installed on win7 with the absolute path C:UsersAdministrator > E:PythonPython36Scriptsscrapy.exe-h, which can be executed. Use C:UsersAdministrator > scrapy-h to report an error: failed to create process. excuse me. ...
var str = asdfssaaasasasasaa ; var json = {}; for (var i = 0; I < str.length; iPP) { if(!json[str.charAt(i)]){ json****[str.charAt(i)] =1** ;** }else{ json[str.charAt(i)]PP; } }; var iMax = 0; var iIndex = ; for (var i in json) { if(j...