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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
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JavaScript equivalent to printf/String.Format
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From ES6 on you could use template strings:
let soMany = 10;
console.log(`This is ${soMany} times easier!`);
// "This is 10 times easier!
See Kim's answer below for details.
Otherwise:
Try sprintf() for JavaScript.
If you r...
How does this print “hello world”?
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The number 4946144450195624 fits 64 bits, its binary representation is:
10001100100100111110111111110111101100011000010101000
The program decodes a character for every 5-bits group, from right to left
00100|01100|10010|01111|10111|11111|01111|01100|01100|00101|01000
d | l | r ...
Test if executable exists in Python?
In Python, is there a portable and simple way to test if an executable program exists?
21 Answers
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What are queues in jQuery?
I found the jQuery.com document on queue() / dequeue() is too simple to understand. What exactly are queues in jQuery? How should I use them?
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Return rows in random order [duplicate]
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answered Jul 13 '09 at 5:02
Dave BarkerDave Barker
5,70122 gold ba...
Store pictures as files or in the database for a web app?
My question is fairly generic and I know there might not be an 100% answer to it. I'm building an ASP .NET web solution that will include a lot of pictures and hopefully a fair amount of traffic. I do really want to achieve performance.
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IList vs IEnumerable for Collections on Entities
...ate over (using foreach, for example), whereas IList<T> is a collection that you can add to or remove from.
Typically you'll want to be able to modify an Order by adding or removing OrderLines to it, so you probably want Order.Lines to be an IList<OrderLine>.
Having said that, there ar...
How can I replace a newline (\n) using sed?
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Use this solution with GNU sed:
sed ':a;N;$!ba;s/\n/ /g' file
This will read the whole file in a loop, then replaces the newline(s) with a space.
Explanation:
Create a label via :a.
Append the current and next line to the pattern spa...
How to add a border just on the top side of a UIView
My question is on the title.
33 Answers
33
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