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Is there a way to make R beep/play a sound at the end of a script?
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alarm()
The alarm function. It works by sending \a to the console
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How to access the local Django webserver from outside world
... run it using python manage.py runserver . If I access 127.0.0.1:port locally from the webserver, I get the Django page indicating it worked.
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PHP session lost after redirect
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First, carry out these usual checks:
Make sure session_start(); is called before any sessions are being called. So a safe bet would be to put it at the beginning of your page, immediately after the opening <?php declaration before anything else. ...
How to dump a dict to a json file?
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@Danish Don't know. Unless there is a question already on SO about your problem, you should create a new question describing your issue. (btw, i m simply an editor of those posts)
– Fermi paradox
Jun 13 '16 at 13:22
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How do I get the file extension of a file in Java?
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Do you really need a "parser" for this?
String extension = "";
int i = fileName.lastIndexOf('.');
if (i > 0) {
extension = fileName.substring(i+1);
}
Assuming that you're dealing with simple Windows-like file names, not som...
python location on mac osx
...e python on osx. I do not know if the previous owner of the laptop has installed macpython using macport. And I remembered that osx has an builtin version of python. I tried using type -a python and the result returned
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How to add extension methods to Enums
... methods for existing classes in a way other people on your team might actually discover and use. Given that enums are classes like any other it shouldn’t be too surprising that you can extend them, like:
enum Duration { Day, Week, Month };
static class DurationExtensions
{
public static Date...
Is MVC a Design Pattern or Architectural pattern
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MVC is more of an architectural pattern, but not for complete application. MVC mostly relates to the UI / interaction layer of an application. You're still going to need business logic layer, maybe some service layer and data access layer. That is, if yo...
MySQL error code: 1175 during UPDATE in MySQL Workbench
I'm trying to update the column visited to give it the value 1. I use MySQL workbench, and I'm writing the statement in the SQL editor from inside the workbench. I'm writing the following command:
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C# Java HashMap equivalent
Coming from a Java world into a C# one is there a HashMap equivalent? If not what would you recommend?
7 Answers
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