大约有 45,325 项符合查询结果(耗时:0.0430秒) [XML]
Should I impose a maximum length on passwords?
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edited Feb 8 '17 at 14:08
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answered Sep 19 '08 at 1...
Python function attributes - uses and abuses [closed]
...ly use function attributes as storage for annotations. Suppose I want to write, in the style of C# (indicating that a certain method should be part of the web service interface)
class Foo(WebService):
@webmethod
def bar(self, arg1, arg2):
...
then I can define
def webmethod(func...
Creating a “logical exclusive or” operator in Java
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Java does have a logical XOR operator, it is ^ (as in a ^ b).
Apart from that, you can't define new operators in Java.
Edit: Here's an example:
public static void main(String[] args) {
boolean[] all = { false, true };
for (boolean a : all) {
fo...
Retrieving the inherited attribute names/values using Java Reflection
I've a Java object 'ChildObj' which is extended from 'ParentObj'. Now, if it is possible to retrieve all the attribute names and values of ChildObj, including the inherited attributes too, using Java reflection mechanism?
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C# SQL Server - Passing a list to a stored procedure
...atured called a User Defined Table Type. Here is an example of how to use it:
Create your User Defined Table Type:
CREATE TYPE [dbo].[StringList] AS TABLE(
[Item] [NVARCHAR](MAX) NULL
);
Next you need to use it properly in your stored procedure:
CREATE PROCEDURE [dbo].[sp_UseStringList]
...
Why do people hate SQL cursors so much? [closed]
...to avoid having to use a cursor due to the overhead and inconvenience, but it looks like there's some serious cursor-phobia-mania going on where people are going to great lengths to avoid having to use one.
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How do I lock the orientation to portrait mode in a iPhone Web Application?
...uilding a iPhone Web Application and want to lock the orientation to portrait mode. is this possible? Are there any web-kit extensions to do this?
...
How to avoid passing parameters everywhere in play2?
... data in actions, use them directly in views. Since we don't need to explicitly declare parameters in view, this is very easy.
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JSON Stringify changes time of date because of UTC
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Recently I have run into the same issue. And it was resolved using the following code:
x = new Date();
let hoursDiff = x.getHours() - x.getTimezoneOffset() / 60;
let minutesDiff = (x.getHours() - x.getTimezoneOffset()) % 60;
x.setHours(hoursDiff);
x.setMinutes(minutesD...
What does ||= (or-equals) mean in Ruby?
...ads on the Ruby mailing-list that discuss this issue.
Here's one: The definitive list of ||= (OR Equal) threads and pages
If you really want to know what is going on, take a look at Section 11.4.2.3 "Abbreviated assignments" of the Ruby Language Draft Specification.
As a first approximation,
a ||= b...
