大约有 19,000 项符合查询结果（耗时：0.0221秒） [XML]
Separation of business logic and data access in django
...an find the business logic and entities as perceived by your end user, the former is where you actually store your data.
Furthermore, I've interpreted the 3rd part of your question as: how to notice failure to keep these models separate.
These are two very different concepts and it's always hard to ...
git difftool, open all diff files immediately, not in serial
...
Starting with git v1.7.11, you can use git difftool --dir-diff to perform a directory diff.
This feature works well with Meld 3.14.2 for example, and lets you browse all modified files:
git difftool --dir-diff --tool=meld HEAD~ HEAD
This is a handy Bash function:
git-diff-meld() (
git d...
How to use Servlets and Ajax?
...ing List<String> as JSON
With JSON instead of plaintext as response format you can even get some steps further. It allows for more dynamics. First, you'd like to have a tool to convert between Java objects and JSON strings. There are plenty of them as well (see the bottom of this page for an ...
Python “extend” for a dictionary
... by the way this prompts him or her towards learning about dict and the ** form;-). So, for example, uses like:
x = mungesomedict(dict(adict, **anotherdict))
are reasonably frequent occurrences in my code.
Originally submitted by Alex Martelli
Note: In Python 3, this will only work if every ke...
How to make a button redirect to another page using jQuery or just Javascript
...
Without script:
<form action="where-you-want-to-go"><input type="submit"></form>
Better yet, since you are just going somewhere, present the user with the standard interface for "just going somewhere":
<a href="where-you-...
How can I match on an attribute that contains a certain string?
...
this works as long as classes are separated by spaces only, and not other forms of whitespace. This is almost always the case. If it might not be, you have to make it more unwieldy still:
//*[contains(concat(' ', normalize-space(@class), ' '), ' atag ')]
(Selecting by classname-like space-separa...
RESTful call in Java
...about “resources”, “representations”, “state transfers”, “uniform interfaces”, “hypermedia”, or any other constraints or aspects of the REST architecture style identified by Fielding. The abstractions provided by various REST frameworks are therefore confusing and unhelpful.
So:...
Base64 encoding and decoding in client-side Javascript
...heme. Surprise: this function urlencodes every character, so I get this malformed XML at target: %3C%3Fxml%20version%3D%271.0%27%20%3F%3E%3Csvg%20xmlns%3D%27http%...
– Dereckson
Feb 13 '13 at 19:50
...
Java: Calling a super method which calls an overridden method
...).
In other words, quoting from the Java Language Specification:
The form super.Identifier refers to the field named Identifier of the
current object, but with the current object viewed as an instance of
the superclass of the current class.
The form T.super.Identifier refers to the fi...
nuget 'packages' element is not declared warning
...-8" ?>
<xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema" elementFormDefault="qualified"
targetNamespace="urn:packages" xmlns="urn:packages">
<xs:element name="packages">
<xs:complexType>
<xs:sequence>
<xs:element name="package" maxOccurs="...