March 2004
Intermediate to advanced
560 pages
26h 47m
English
book
.NET Framework Standard Library Annotated Reference, Volume 1: Base Class Library and Extended Numerics Library
by Brad Abrams
Content preview from .NET Framework Standard Library Annotated Reference, Volume 1: Base Class Library and Extended Numerics LibraryBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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using System; using System.IO; using System.Security.Permissions; using System.Security; namespace Samples { public class FileIOPermissionSample { public static void Main() { string s = Path.GetFullPath("FileIOPermission.txt"); FileIOPermission p = new FileIOPermission( FileIOPermissionAccess.Read | FileIOPermissionAccess.Write | FileIOPermissionAccess.Append, s); p.Assert(); TestAccess(s); CodeAccessPermission.RevertAssert(); p.Deny(); TestAccess(s); CodeAccessPermission.RevertDeny(); p.PermitOnly(); TestAccess(s); CodeAccessPermission.RevertPermitOnly(); } static public void TestAccess(String s) { try { FileStream fs = new FileStream( s, FileMode.OpenOrCreate); Console.WriteLine("File {0} opened or created", s); fs.Close(); } catch(Exception ...Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.