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anchor jumping by using javascript
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208
You can get the coordinate of the target element and set the scroll position to it. But this i...
Scala constructor overload?
...structors in Scala must either call the primary constructor (as in landon9720's) answer, or another auxiliary constructor from the same class, as their first action. They cannot simply call the superclass's constructor explicitly or implicitly as they can in Java. This ensures that the primary const...
How to get commit history for just one branch?
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edited Nov 17 '14 at 19:29
Adam Rosenfield
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Does Ruby regular expression have a not match operator like “!~” in Perl?
...theless, it works:
irb(main):001:0> 'x' !~ /x/
=> false
irb(main):002:0> 'x' !~ /y/
=> true
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SQL update trigger only when column is modified
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128
You have two way for your question :
1- Use Update Command in your Trigger.
ALTER TRIGGER [db...
Installing Python 3 on RHEL
... python executable (safer, at least on some distros yum needs python to be 2.x, such as for RHEL6) - you can install python3.* as a concurrent instance to the system default with an altinstall:
$ make altinstall
Now if you want an alternative installation directory, you can pass --prefix to the ...
how does array[100] = {0} set the entire array to 0?
... not magic.
The behavior of this code in C is described in section 6.7.8.21 of the C specification (online draft of C spec): for the elements that don't have a specified value, the compiler initializes pointers to NULL and arithmetic types to zero (and recursively applies this to aggregates).
Th...
Reset keys of array elements in php?
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296
To reset the keys of all arrays in an array:
$arr = array_map('array_values', $arr);
In cas...
deleting rows in numpy array
...numpy.delete method.
Suppose I have the following array x:
x = array([[1,2,3],
[4,5,6],
[7,8,9]])
To delete the first row, do this:
x = numpy.delete(x, (0), axis=0)
To delete the third column, do this:
x = numpy.delete(x,(2), axis=1)
So you could find the indices of the row...