大约有 47,000 项符合查询结果(耗时:0.0406秒) [XML]

https://stackoverflow.com/ques... 

What are metaclasses in Python?

...try.register(self, self.interfaces) print "Would register class %s now." % self def __add__(self, other): class AutoClass(self, other): pass return AutoClass # Alternatively, to autogenerate the classname as well as the class: # return type(se...
https://stackoverflow.com/ques... 

Datetime equal or greater than today in MySQL

... SELECT * FROM myTable WHERE DATE(myDate) = DATE(NOW()) Read more: http://www.tomjepson.co.uk/tutorials/36/mysql-select-where-date-today.html share | improve this answe...
https://stackoverflow.com/ques... 

Proper way to renew distribution certificate for iOS

...l of my provisioning files. How do I properly renew it? Should I revoke it now and request a new one? If I do that than will all my live apps be taken down? ...
https://stackoverflow.com/ques... 

how to install gcc on windows 7 machine?

... EDIT Since not so recently by now, MinGW-w64 has "absorbed" one of the toolchain building projects. The downloads can be found here. The installer should work, and allow you to pick a version that you need. Note the Qt SDK comes with the same toolchain. ...
https://stackoverflow.com/ques... 

Check synchronously if file/directory exists in Node.js

...ated but fs.existsSync() is no longer deprecated. So you can safely use it now. Original answer from 2010: You can use statSync or lstatSync (docs link), which give you an fs.Stats object. In general, if a synchronous version of a function is available, it will have the same name as the async ver...
https://stackoverflow.com/ques... 

How can I generate Unix timestamps?

...1970-01-01 00:00:00 UTC. (GNU Coreutils 8.24 Date manual) Example output now 1454000043. share | improve this answer | follow | ...
https://stackoverflow.com/ques... 

Measuring execution time of a function in C++

...5; } } int main() { auto t1 = std::chrono::high_resolution_clock::now(); function(); auto t2 = std::chrono::high_resolution_clock::now(); auto duration = std::chrono::duration_cast<std::chrono::microseconds>( t2 - t1 ).count(); std::cout << duration; return...
https://stackoverflow.com/ques... 

How to make exe files from a node.js app?

... For anyone stumbling upon this question, there are now two projects that create exes out of your node projects, Pkg and Electron.atom.io , they differ slightly: Pkg will compile your project to native code, they also include assets AND a nodejs installation ( the s...
https://stackoverflow.com/ques... 

git: 'credential-cache' is not a git command

...e msysgit has been superseded by Git for Windows, using Git for Windows is now the easiest option. Some versions of the Git for Windows installer (e.g. 2.7.4) have a checkbox during the install to enable the Git Credential Manager. Here is a screenshot: Still using msysgit? For msysgit versions ...
https://stackoverflow.com/ques... 

How to get the month name in C#?

...Program { static void Main() { Console.WriteLine(DateTime.Now.ToMonthName()); Console.WriteLine(DateTime.Now.ToShortMonthName()); Console.Read(); } } static class DateTimeExtensions { public static string ToMonthName(this DateTime dateTime) { ret...