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How can I get all the request headers in Django?
...as given above, any HTTP headers in the request are converted to META keys by converting all characters to uppercase, replacing any hyphens with underscores and adding an HTTP_ prefix to the name.
(Emphasis added)
To get the HTTP headers alone, just filter by keys prefixed with HTTP_.
Update 2...
JavaScript function in href vs. onclick
...vascript is pretty simple. Get the DOM node with obj = document.getElementById(), then set obj.onclick = foo
– Matt Bridges
Jul 1 '09 at 19:24
1
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PostgreSQL query to return results as a comma separated list
... If you wanted to sort the column select string_agg(id, ', ' order by id desc) from table
– M A Hossain Tonu
Aug 14 '18 at 9:31
1
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Is SQL or even TSQL Turing Complete?
...s Andrew Gierth proves that with CTE and Windowing SQL is Turing Complete, by constructing a cyclic tag system, which has been proved to be Turing Complete. The CTE feature is the important part however -- it allows you to create named sub-expressions that can refer to themselves, and thereby recurs...
Handling a Menu Item Click Event - Android
... imageUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454...
How to map a composite key with JPA and Hibernate?
...ions. I know this question is not strictly about JPA but the rules defined by the specification also applies. So here they are:
2.1.4 Primary Keys and Entity Identity
...
A composite primary key must
correspond to either a single
persistent field or property or to a
set of such f...
SQL Server Output Clause into a scalar variable
Is there any "simple" way to do this or I need to pass by a table variable with the "OUTPUT ... INTO" syntax?
3 Answers
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Android - Set fragment id
...ragment 's Id so that I can use getSupportFragmentManager().findFragmentById(R.id.--) ?
7 Answers
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Reference alias (calculated in SELECT) in WHERE clause
...
You can't reference an alias except in ORDER BY because SELECT is the second last clause that's evaluated. Two workarounds:
SELECT BalanceDue FROM (
SELECT (InvoiceTotal - PaymentTotal - CreditTotal) AS BalanceDue
FROM Invoices
) AS x
WHERE BalanceDue > 0;
Or ...
The object cannot be deleted because it was not found in the ObjectStateManager
...
It means that entity is not attached (it was not loaded by the same context instance). Try this:
protected MyEntities sqlEntities;
public virtual void Delete(TEntity entity)
{
sqlEntities.Attach(entity);
sqlEntities.DeleteObject(entity);
sqlEntities.SaveChanges();
}
...