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MySQL: What's the difference between float and double?
... checked the mysql documentation, but honestly didn't understand what the difference is.
6 Answers
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How to add a search box with icon to the navbar in Bootstrap 3?
... the official bootstrap site, here: getbootstrap.com/components/#navbar -- If you'd like to try, please do, or I'll check again when my site is up and let you know. Thanks for trying to help. +1
– its_me
Sep 4 '13 at 19:11
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Naming conventions: “State” versus “Status” [closed]
...tatus". Is there a convention discussed out there? Should we only use one? If so which one, and if not, how should we choose?
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How can I specify the base for Math.log() in JavaScript?
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Added an image with the formula and linked to Wikipedia if you don't mind.
– Anurag
Jun 10 '10 at 23:40
13
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Test if a variable is set in bash when using “set -o nounset”
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#!/bin/bash
set -o nounset
VALUE=${WHATEVER:-}
if [ ! -z ${VALUE} ];
then echo "yo"
fi
echo "whatever"
In this case, VALUE ends up being an empty string if WHATEVER is not set. We're using the {parameter:-word} expansion, which you can look up in man bash under "Param...
How to remove elements from a generic list while iterating over it?
...umerable.Range(1, 10));
for (int i = list.Count - 1; i >= 0; i--)
{
if (list[i] > 5)
list.RemoveAt(i);
}
list.ForEach(i => Console.WriteLine(i));
Alternately, you can use the RemoveAll method with a predicate to test against:
safePendingList.RemoveAll(item => item.Value ==...
How to set a binding in Code?
...sistent with the rest. You can also add some validation, like null checks. If you actually change your DataContext around, I think it would be nice to also call:
BindingOperations.ClearBinding(myText, TextBlock.TextProperty);
to clear the binding of the old viewmodel (e.oldValue in the event hand...
Two arrays in foreach loop
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@xjshiya No, if you give them 3 parameters you get Warning: array_combine() expects exactly 2 parameters, 3 given
– Julian
Sep 23 '14 at 10:32
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Haversine Formula in Python (Bearing and Distance between two GPS points)
...culate the great circle distance between two points
on the earth (specified in decimal degrees)
"""
# convert decimal degrees to radians
lon1, lat1, lon2, lat2 = map(radians, [lon1, lat1, lon2, lat2])
# haversine formula
dlon = lon2 - lon1
dlat = lat2 - lat1
a =...
Passing data to a closure in Laravel 4
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If you instantiated the $team variable outside of the function, then it's not in the functions scope. Use the use keyword.
$team = Team::find($id);
Mail::send('emails.report', $data, function($m) use ($team)
{
$m->to($...