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How do I clear the terminal screen in Haskell?
How can I clear a terminal screen after my user has selected an option from my application's menu?
8 Answers
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Django rest framework nested self-referential objects
... by the OP here and at the same time support this solution for dynamically selecting fields to be serialized. Yprez's solution causes an infinite recursion or requires additional complications to avoid the recursion and properly select fields.
– Louis
Jul 24 '...
Natural Sort Order in C#
...haNumeric<T>(this IEnumerable<T> source, Func<T, string> selector)
{
int max = source
.SelectMany(i => Regex.Matches(selector(i), @"\d+").Cast<Match>().Select(m => (int?)m.Value.Length))
.Max() ?? 0;
return source.OrderBy(i => Regex.Replace(s...
Changing an element's ID with jQuery
...
<script>
$(document).ready(function () {
$('select').attr("id", "newId"); //direct descendant of a
});
</script>
This could do for all purpose. Just add before your body closing tag and don't for get to add Jquery.min.js
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How to prepare a Unity project for git? [duplicate]
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Take a look at the selected answer above, the step "Enable External option in Unity → Preferences → Packages → Repository" is not necessary on Unity 4.5+
– German
Sep 1 '14 at 18:46
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WPF ToolBar: how to remove grip and overflow
...e for the ToolBarPanel, Menu, or ToolBar.
Right click on the ToolBar and select Edit Template
From Edit Template, select Edit a Copy
I recommend adding the copy to a Resource Dictionary
Click Ok
You'll now be editing the control template for the ToolBarPanel, and can set the visibility to Collap...
How Can I Download a File from EC2 [closed]
...nager, click File ▸ Connect to Server.
Enter the server address, select the type of server, and enter any additional information as required. Then click Connect. Details on
server types are listed below.
For servers on the internet, you can usually use the domain name. For
computers ...
Best Way to read rss feed in .net Using C#
...nFeed.Load(reader);
reader.Close();
return (from itm in feed.Items select new FeedItem {
Title = itm.Title.Text, Link = itm.Id
}).ToList().Take(5);
}
public class FeedItem {
public string Title {
get;
set;
}
public string Link {
get;
s...
Is it possible to get element from HashMap by its position?
... n ++;
}
return null;
}
The function can return the selected entry.
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Dropping Unique constraint from MySQL table
...AINT unq_tab_id UNIQUE(id));
-- checking constraint name if autogenerated
SELECT * FROM INFORMATION_SCHEMA.TABLE_CONSTRAINTS WHERE TABLE_NAME = 'tab';
-- dropping constraint
ALTER TABLE tab DROP CONSTRAINT unq_tab_id;
db<>fiddle demo
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