readonly

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Is there any performance benefit in using const or readonly modifiers on fields in c#?

Is there any performance benefit to using const or reado开发者_Go百科nly fields compared to regular, modifiable fields, when only using private variables.[详细]

2023-03-24 17:36 分类：问答
assign value of readonly variable in private method called only by constructors

C# compiler gave me the following error CS0191: A readonly field cannot be assigned to (except in a c开发者_StackOverflow中文版onstructor or a variable initializer)[详细]

2023-03-23 02:42 分类：问答
Send Email with read-only fields in Android

My app has a Contact Us section, where a user can send an email.Some fields are pre-populated and need to be read-only, TO, SUBJECT.Only the BODY is editable.[详细]

2023-03-22 01:43 分类：问答
How to use validation to make a clickable, pseudo-readonly FileField in the admin?

I\'m trying to have a FileField that is clickable in the admin but is also readonly. There\'s currently an open ticket for this issue, but I need a workaround now. I\'m trying to write a validator for[详细]

2023-03-21 21:49 分类：问答
Create read-only column in SharePoint 2010

How to create read-only column in Sha开发者_JAVA百科rePoint2010 use SP Designer or from SP Portal?I have seen nothing the UI or the Designer to make a read only field in a list.There are a couple of w[详细]

2023-03-21 18:34 分类：问答
Why does Linq need a setter for a 'read-only' object property?

I\'m using a Linq DataContext.ExecuteQuery(\"some sql statement\") to populate a list of objects var incomes = db.ExecuteQuery<IncomeAggregate>(sqlIncomeStatement(TimeUnit));[详细]

2023-03-21 17:40 分类：问答
Make a file Readonly from code, and also doesnt allow to change it from the Properties

I would like to change a file to read only from my application. For that i have used, SetFileAttributes(szFile, FILE_ATTRIBUTE_READONLY);[详细]

2023-03-20 19:18 分类：问答
Objective C read-only int? What?

I made an int to count how many suc开发者_开发问答cesses one of my processes has. Outside my code, I declare:[详细]

2023-03-20 18:33 分类：问答
Variable readonly

How to make a variable readonly in C? const int a = 10; //Is it readonly variable开发者_开发技巧?[详细]

2023-03-20 15:25 分类：问答
How can I make a Readonly DateTime and DateTime::Duration in Perl

I have a Perl script that\'s trying to set some configured DateTime and DateTime::Duration instances as Readonly constants. But I see strange behavior when trying to do mat开发者_如何学Goh on these ob[详细]

2023-03-19 15:03 分类：问答