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In a Django form, how do I make a field readonly (or disabled) so that it cannot be edited?
In a Django form, how do I make a field read-only (or disabled)?
26 Answers
26
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Storing time-series data, relational or non?
... Form. Very high speed, with just one Index on the PK. For understanding, read this answer from the What is Sixth Normal Form ? heading onwards.
(I have one index only, not three; on the Non-SQLs you may need three indices).
I have the exact same table (without the Id "key", of course). I have ...
file_put_contents - failed to open stream: Permission denied
...e to create a separate directory for files whose content must be changed.
Reading permissions (4) for a directory means being able to collect all files and directories with their metadata within a directory. Write permissions (2) gives the permission to change the content of the directory. Implying...
How to fix java.net.SocketException: Broken pipe?
...aused by:
most usually, writing to a connection when the other end has already closed it;
less usually, the peer closing the connection without reading all the data that is already pending at his end.
So in both cases you have a poorly defined or implemented application protocol.
There is a thi...
Convert HttpPostedFileBase to byte[]
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As Darin says, you can read from the input stream - but I'd avoid relying on all the data being available in a single go. If you're using .NET 4 this is simple:
MemoryStream target = new MemoryStream();
model.File.InputStream.CopyTo(target);
byte[...
How to access class constants in Twig?
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As of 1.12.1 you can read constants from object instances as well:
{% if var == constant('TYPE_PERSON', entity)
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JavaScript REST client Library [closed]
...21,b:42});
// POST /api/rest/foo/ (with data a=21 and b=42)
client.foo.read();
// GET /api/rest/foo/
client.foo.read("42");
// GET /api/rest/foo/42/
client.foo.update("42");
// PUT /api/rest/foo/42/
client.foo.delete("42");
// DELETE /api/rest/foo/42/
//RESULTS USE '$.Deferred'
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Call a “local” function within module.exports from another function in module.exports?
... @NamNguyen Calling exports.foo() seems a little bit awkward and hard to read.
– Afshin Mehrabani
Jul 19 '14 at 12:20
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How to read the Stock CPU Usage data
...do NOT reperesent load average in %:
http://forum.xda-developers.com/showthread.php?t=1495763
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Using margin:auto to vertically-align a div
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Update Aug 2020
Although the below is still worth reading for the useful info, we have had Flexbox for some time now, so just use that, as per this answer.
You can't use:
vertical-align:middle because it's not applicable to block-level elements
margin-top:auto and margin-bo...