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z-index not working with fixed positioning
...o find the best answer that works for you.
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The <html> element is your only stacking context, so just follow the stacking rules inside a stacking context and you will see that elements are stacked in this order
The stacking context’s root element (the <html> element i...
How to delete from a text file, all lines that contain a specific string?
...– does not work with BSD sed:
sed -i '/pattern to match/d' ./infile
Same, but for BSD sed (Mac OS X and FreeBSD) – does not work with GNU sed:
sed -i '' '/pattern to match/d' ./infile
To directly modify the file (and create a backup) – works with BSD and GNU sed:
sed -i.bak '/pattern to...
Turn on IncludeExceptionDetailInFaults (either from ServiceBehaviorAttribute or from the
I have a WCF service that has been working perfectly, and something has changed and I don't know what.
6 Answers
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Divide a number by 3 without using *, /, +, -, % operators
... if (num == 3)
sum = add(sum, 1);
return sum;
}
As Jim commented this works, because:
n = 4 * a + b
n / 3 = a + (a + b) / 3
So sum += a, n = a + b, and iterate
When a == 0 (n < 4), sum += floor(n / 3); i.e. 1, if n == 3, else 0
...
How to dynamically create a class?
...
Yes, you can use System.Reflection.Emit namespace for this. It is not straight forward if you have no experience with it, but it is certainly possible.
Edit: This code might be flawed, but it will give you the general idea and hopefully off to a good start towards t...
Symfony2 : How to get form validation errors after binding the request to the form
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Setting Objects to Null/Nothing after use in .NET
...rect, there is no need to set objects to null after use. If an object implements IDisposable, just make sure you call IDisposable.Dispose() when you're done with that object (wrapped in a try..finally, or, a using() block). But even if you don't remember to call Dispose(), the finaliser method on th...
Can not deserialize instance of java.util.ArrayList out of START_OBJECT token
...ot actually a JSON Array - that would look like this:
[
{
"name": "Test order1",
"detail": "ahk ks"
},
{
"name": "Test order2",
"detail": "Fisteku"
}
]
Since you're not controlling the exact process of deserialization (RestEasy does) - a first opti...
Oracle “Partition By” Keyword
Can someone please explain what the partition by keyword does and give a simple example of it in action, as well as why one would want to use it? I have a SQL query written by someone else and I'm trying to figure out what it does.
...
PHP Sort Array By SubArray Value
...['optionNumber'] - $b['optionNumber'];
});
Note that both code above assume $a['optionNumber'] is an integer. Use @St. John Johnson's solution if they are strings.
In PHP ≥7.0, use the spaceship operator <=> instead of subtraction to prevent overflow/truncation problems.
usort($array, ...