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Call a function from another file?
... to add file.py while importing. Just write from file import function, and then call the function using function(a, b). The reason why this may not work, is because file is one of Python's core modules, so I suggest you change the name of your file.
Note that if you're trying to import functions fr...
Java dynamic array sizes?
...zero elements. You cannot simple create an ArrayList with 20 elements and then call set(15, foo).
You cannot directly change the size of an ArrayList. You do it indirectly using the various add, insert and remove methods.
If you want something more array-like, you will need to design your own AP...
Git - Ignore files during merge
...over this issue by using git merge command with the --no-commit option and then explicitly removed the staged file and ignore the changes to the file.
E.g.: say I want to ignore any changes to myfile.txt I proceed as follows:
git merge --no-ff --no-commit <merge-branch>
git reset HEAD myfile....
How do I alter the position of a column in a PostgreSQL database table?
... @Dana, yes, but you're adding 1) a big process to dump, and then you drop, and then you have a big time consuming load. If you have a seriously massive database, which is usually the case with 37 columns, you're going to have risks with disk IO choking.
– Kent Fr...
Most efficient way to check for DBNull and then assign to a variable?
...nvert(Of T As Structure)(ByVal obj As Object) As T?
If TypeOf obj Is T Then
Return New T?(DirectCast(obj, T))
Else
Return Nothing
End If
End Function
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Pushing an existing Git repository to SVN
...les with state "unmerged" and resuming rebase. Eventually, you'll be done; then sync back to the SVN repository, using dcommit. That's all.
Keeping repositories in sync
You can now synchronise from SVN to Git, using the following commands:
git svn fetch
git rebase trunk
And to synchronise from ...
Can an int be null in Java?
...sting it to Integer, for example if the check(root) method can return null then you can safely cast it to int by doing something like this: int data = (Integer)check(node);
– sactiw
Oct 11 '12 at 14:06
...
Call one constructor from another
...ion order of this one? Everything in Sample(string) will be executed first then Sample(int) or the int version will be executed first then it will get back to the string version? (Like calling super() in Java?)
– Rosdi Kasim
Dec 18 '13 at 16:49
...
Git commits are duplicated in the same branch after doing a rebase
...orarily pulled out of dev... C7 is applied to dev". If this is the case, then why do C5 and C6 show up before C7 in the ordering of commits on origin/dev?
– KJ50
Nov 5 '14 at 5:34
...
Is using Random and OrderBy a good shuffle algorithm?
..." by basically giving a random (hopefully unique!) number to each element, then ordering the elements according to that number.
I prefer Durstenfield's variant of the Fisher-Yates shuffle which swaps elements.
Implementing a simple Shuffle extension method would basically consist of calling ToList...