c++

[Solved] How to perform cache operations in C++?

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[ad_1] You have no need to flush the cache from your user-mode (non-kernel-mode) program. The OS (Linux, in the case of ubuntu) provides your application with a fresh virtual address space, with no “leftover stuff” from other programs. Without executing special OS system calls, your program can’t even get to memory that’s used for other … Read more

[Solved] Why does assignment to parameter not change object?

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[ad_1] The observed behavior has nothing to do with Value types vs Reference types – it has to do with the Evaluation of Strategy (or “calling conventions”) when invoking a method. Without ref/out, C# is always Call by Value1, which means re-assignments to parameters do not affect the caller bindings. As such, the re-assignment to … Read more

[Solved] C binary read and write file

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[ad_1] Okay, I don’t really understand what’s going on, but it seems that you cannot trust fseek with SEEK_CUR when using with read/write files in that case (I’m running Windows, and the standard functions are notoriously different from Linux that may be the issue) EDIT: Andrew’s answer confirms my suspicions. My solution complies to what … Read more

[Solved] Cannot use array with GCC

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[ad_1] Because <array> got indirectly included from somewhere and you made the mistake of using namespace std, “array” in ErrorMessage refers to that name in the std namespace. That is a class template, not a type – hence the error message. Outside of value, its array is called value::array. (The typedef value::array array in value … Read more

[Solved] Extract data from a string [duplicate]

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[ad_1] Using builtin .NET classes, you can use System.Web.Extensions public class Person { public string Name { get; set; } public int Age { get; set; } } Then in your code, you can deserialise the JSON i.e. public void GetPersonFromJson(string json) { //… json = ” [{\”Name\”:\”Jon\”,\”Age\”:\”30\”},{\”Name\”:\”Smith\”,\”Age\”:\”25\”}]”; JavaScriptSerializer oJS = new JavaScriptSerializer(); Person[] person … Read more

[Solved] How to get the value from NoteProperty?

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[ad_1] I do not have a way to test it right now, but one way to do that might be like this: Get-Mailbox | select EmailAddresses, UserPrincipalName, DisplayName, PrimarySmtpAddress, @{Name=”SIPAddress”;Expression={$PSItem.EmailAddresses -match “sip:”}} [ad_2] solved How to get the value from NoteProperty?

[Solved] How to create a .txt file using c#? [closed]

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[ad_1] Try this, if you want to save username password in the same file string fileName = textBox1.Text + “.txt”; System.IO.File.WriteAllText(@”C:\\Users\\User\\Documents\\1ClickData\\ID\\” + fileName, “Username=”+textBox1.Text+” Password=”+textBox2.Text); or if you want to save username and password in separate file //for username string fileName1 = textBox1.Text + “.txt”; System.IO.File.WriteAllText(@”C:\\Users\\User\\Documents\\1ClickData\\ID\\” + fileName1, textBox1.Text); //for password string fileName2 = textBox2.Text … Read more

[Solved] HTML5 for c# Web Browser [closed]

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[ad_1] I’ll try to answer your question by assuming you’re asking about the WebBrowser class. If you’re trying to say that you used a WebBrowser class to read HTML pages but it doesn’t read HTML5 pages, it could be because your IE version doesn’t support HTML5. Did you install IE9? WebBrowser simply wraps the IE … Read more

[Solved] How can I combine these two regex expression to one?

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[ad_1] One key things to understand here is the possibility to use insensitive case, since you have the same word in both uppercase and lowercase. As for the rest, it’s basic OR operaiton. /smoke(s?)-(test|\d{1})-app-([0-9A-Fa-f\-]{36}|[0-9A-Fa-f\-]{16})/gmi Note that the i flag is important here. I’ve created a regex101 if you wish to test more cases P.S. I … Read more

[Solved] Creating a clock program

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[ad_1] You are calling kbhit() twice, only once is needed per loop. It does not return a char. You are calling getch() twice, you only need to once per loop. You should improve what flag means. Maybe change to StoppedFlag. while (1) { if (kbhit()) { char ch = getch(); if ((ch == ‘S’) || … Read more

[Solved] Error inserting date and time in SQL Server 2005 datetime c#? [closed]

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[ad_1] You should ALWAYS use parametrized queries – this prevents SQL injection attacks, is better for performance, and avoids unnecessary conversions of data to strings just to insert it into the database. Try somethnig like this: // define your INSERT query as string *WITH PARAMETERS* string insertStmt = “INSERT into survey_Request1(sur_no, sur_custname, sur_address, sur_emp, sur_date, … Read more