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What are the basic rules and idioms for operator overloading?
... postfix variant is implemented in terms of prefix. Also note that postfix does an extra copy.2
Overloading unary minus and plus is not very common and probably best avoided. If needed, they should probably be overloaded as member functions.
2 Also note that the postfix variant does more work and...
Create a .csv file with values from a Python list
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Do note that the csv module in 2.x does not deal properly with unicodes; see the module documentation for examples on how to deal with this. docs.python.org/library/csv.html
– Ignacio Vazquez-Abrams
Jan 18 '10 at 7:39
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How to change the remote a branch is tracking?
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If the remote tracking branch does not yet exists but an existing remote tracking branch is currently tracked, it can not be changed to the in-existent new remote tracking branch. You need to unset the current remote tracking branch first: git branch --un...
How can building a heap be O(n) time complexity?
... you show that buildHeap runs in O(n) time when implemented correctly?
Why doesn't that same logic work to make heap sort run in O(n) time rather than O(n log n)?
How do you implement buildHeap so it runs in O(n) time?
Often, answers to these questions focus on the difference between siftUp and sif...
How do I clone into a non-empty directory?
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This does not work in a non-empty directory when the incoming files already exist (as the original question describes). But if you git reset origin/master after the git fetch, it will work (also preserving any local changes).
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Why am I getting error for apple-touch-icon-precomposed.png
...on-precomposed.png>
ErrorDocument 404 "apple-touch-icon-precomposed does not exist"
</Location>
Nginx server block:
location =/apple-touch-icon-precomposed.png {
log_not_found off;
access_log off;
}
PS: Is possible you want to add apple-touch-icon.png and favicon.ic...
Common elements in two lists
...o a new list sth like that tempList.addAll(listA.retainAll(listB)); but it doesnt work
– zenitis
May 9 '11 at 22:53
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Change multiple files
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I don't know the implementation, but the "xa*" pattern does have to get expanded at some point. Does the shell do the expansion differently for for than it does for echo or grep?
– glenn jackman
May 4 '12 at 22:01
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Can I specify multiple users for myself in .gitconfig?
...includes.
An example:
Global config ~/.gitconfig
[user]
name = John Doe
email = john@doe.tld
[includeIf "gitdir:~/work/"]
path = ~/work/.gitconfig
Work specific config ~/work/.gitconfig
[user]
email = john.doe@company.tld
...
How to get method parameter names?
...o_varnames
These are implementation details of CPython, so this probably does not work in other implementations of Python, such as IronPython and Jython.
One portable way to admit "pass-through" arguments is to define your function with the signature func(*args, **kwargs). This is used a lot in e...