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Python: changing value in a tuple
...d to ask, why you want to do this?
But it's possible via:
t = ('275', '54000', '0.0', '5000.0', '0.0')
lst = list(t)
lst[0] = '300'
t = tuple(lst)
But if you're going to need to change things, you probably are better off keeping it as a list
...
catch exception that is thrown in different thread
...ull;
Thread thread = new Thread(() => SafeExecute(() => Test(0, 0), Handler));
thread.Start();
Console.ReadLine();
}
private static void Handler(Exception exception)
{
Console.WriteLine(exception);
}
private static void...
How to round up to the nearest 10 (or 100 or X)?
...
If you just want to round up to the nearest power of 10, then just define:
roundUp <- function(x) 10^ceiling(log10(x))
This actually also works when x is a vector:
> roundUp(c(0.0023, 3.99, 10, 1003))
[1] 1e-02 1e+01 1e+01 1e+04
..but if you want to round to a "nice"...
Get lengths of a list in a jinja2 template
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tshepang
10.3k2020 gold badges7979 silver badges123123 bronze badges
answered Sep 23 '09 at 14:55
Alex Martelli...
Aligning a float:left div to center?
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clairesuzyclairesuzy
25.5k77 gold badges5050 silver badges5151 bronze badges
3
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How to loop through array in jQuery?
...ach, isn't in it though.)
Four options:
Generic loop:
var i;
for (i = 0; i < substr.length; ++i) {
// do something with `substr[i]`
}
or in ES2015+:
for (let i = 0; i < substr.length; ++i) {
// do something with `substr[i]`
}
Advantages: Straight-forward, no dependency on jQu...
Round to at most 2 decimal places (only if necessary)
...
Use Math.round(num * 100) / 100
Edit: to ensure things like 1.005 round correctly, we use
Math.round((num + Number.EPSILON) * 100) / 100
share
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Is there a way to access an iteration-counter in Java's for-each loop?
... |
edited Sep 29 '16 at 20:49
ragerdl
1,7961515 silver badges2626 bronze badges
answered Jan 25 '09 at ...
How do I convert a String to an int in Java?
...= Integer.parseInt(myString);
}
catch (NumberFormatException e)
{
foo = 0;
}
(This treatment defaults a malformed number to 0, but you can do something else if you like.)
Alternatively, you can use an Ints method from the Guava library, which in combination with Java 8's Optional, makes for a po...
Select2 dropdown but allow new values by user?
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100
For version 4+ check this answer below by Kevin Brown
In Select2 3.5.2 and below, you can use ...