大约有 40,000 项符合查询结果（耗时：0.0648秒） [XML]
How do I send a file as an email attachment using Linux command line?
...r safekeeping. I've been able to send the raw script in the body an email by piping the backup text file to mailx like so:
...
Resource interpreted as stylesheet but transferred with MIME type text/html (seems not related with
...
i'd like to start by understanding the problem
Browsers make HTTP requests to servers. The server then makes an HTTP response.
Both requests and responses consist of a bunch of headers and a (sometimes optional) body with some content in it...
Using the field of an object as a generic Dictionary key
...
By default, the two important methods are GetHashCode() and Equals(). It is important that if two things are equal (Equals() returns true), that they have the same hash-code. For example, you might "return FooID;" as the GetH...
Why are Perl 5's function prototypes bad?
...s are very limited:
They have to be visible at compile-time.
They can be bypassed.
Propagating context to arguments can cause unexpected behavior.
They can make it difficult to call functions using anything other than the
strictly prescribed form.
See Prototypes in perlsub for all the gory detai...
type object 'datetime.datetime' has no attribute 'datetime'
...
I run into the same error maybe you have already imported the module by using only import datetime so change form datetime import datetime to only import datetime. It worked for me after I changed it back.
share
...
Automatically start a Windows Service on install
...ego Presumably serviceInstaller is the ServiceInstaller object referred to by sender in the event handler, which is normally instantiated in the ServiceInstaller() constructor. Therefore you might add ServiceInstaller serviceInstaller = (ServiceInstaller)sender; before the using statement.
...
Developing GUIs in Python: Tkinter vs PyQt [closed]
...ntrast to Qt, which is now available under the LGPL.
PyQt is not included by default with Python installations. You're going to have to package the library yourself. (Ars Technica has a good article on doing it for Windows and OS X.)
...
Get local IP address in node.js
...
Any IP of your machine you can find by using the os module - and that's native to NodeJS
var os = require( 'os' );
var networkInterfaces = os.networkInterfaces( );
console.log( networkInterfaces );
All you need to do is call os.networkInterfaces() and you'...
Calculate date/time difference in java [duplicate]
...cient than the accepted answer (employing a method call, which even in JVM bytecode is a few instructions), less clear (it's longer, and frankly if something finds "1000" or "60" to be magic numbers in that context, they're not working with a full deck) and, pivotally, it doesn't do what the OP want...
How to install Homebrew on OS X?
...
It's on the top of the Homebrew homepage.
From a Terminal prompt:
ruby -e "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install)"
The command brew install wget is an example of how to use Homebrew to install another application (in this case, wget) after brew is alr...