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map vs. hash_map in C++

.... An unordered_map should give slightly better performance for accessing known elements of the collection, but a map will have additional useful characteristics (e.g. it is stored in sorted order, which allows traversal from start to finish). unordered_map will be faster on insert and delete than ...
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How to create a self-signed certificate with OpenSSL

... the Trust Store used by the browser. Steps 2 - 4 are roughly what you do now for a public facing server when you enlist the services of a CA like Startcom or CAcert. Steps 1 and 5 allows you to avoid the third-party authority, and act as your own authority (who better to trust than yourself?). Th...
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Calling async method synchronously

...c(() => manager.CreateIdentityAsync(user, authenticationType)); } Now lets see what AsyncHelper.RunSync does public static TResult RunSync<TResult>(Func<Task<TResult>> func) { var cultureUi = CultureInfo.CurrentUICulture; var culture = CultureInfo.Cu...
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How to use Global Variables in C#?

...on't belong to any class). This being said, the simplest approach that I know to mimic this feature consists in using a static class, as follows: public static class Globals { public const Int32 BUFFER_SIZE = 512; // Unmodifiable public static String FILE_NAME = "Output.txt"; // Modifiable...
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How do I open links in Visual Studio in my web browser and not in Visual Studio?

... 2019 Update: All the answers are old. There's now a native way to do this in options in VS2019 Community: share | improve this answer | follow ...
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How to find the Windows version from the PowerShell command line

...oft's side which there is no guarantee they will continue to do. It works now but you should avoid relying on this if you want your script to work in the long run. – Nick Nov 30 '16 at 14:43 ...
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How to capture no file for fs.readFileSync()?

... now, fs.existsSync is not deprecated anymore: "Note that fs.exists() is deprecated, but fs.existsSync() is not." – falkodev Feb 17 '17 at 11:43 ...
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jQuery UI Dialog - missing close icon

...ces of bootstrap "button()" function calls with "bootstrapBtn()". (Yes, I know the code comments kind of imply this, but I thought it was worth explicitly saying it.) – Kornél Regius Aug 20 '18 at 9:34 ...
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Insert, on duplicate update in PostgreSQL?

...rying to prevent a natural and healthy DB behavior. I understand it better now. – W.M. Aug 8 '16 at 15:58  |  show 3 more comments ...
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ASP.NET MVC partial views: input name prefixes

...r /> <input type="submit" value="Submit" /> </form> Now this is complete. Set a breakpoint in the Create Post controller action to verify. Don't use this with lists however because it wont work. See my question on using EditorTemplates with IEnumerable for more on that. ...