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CSV file written with Python has blank lines between each row
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@I__ : You really should start perusing the Python docs. Derek gave you the link : docs.python.org/library/csv.html
– Dan Breslau
Jul 27 '10 at 22:49
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Receiving “fatal: Not a git repository” when attempting to remote add a Git repo
...45643644b7d) read from somewhere like .git\refs\remotes\origin\master, git started working again I also needed stackoverflow.com/questions/1115854/… as this told me to delete .git/index and I needed to remove .git/index.lock before doing git reset. Fine now
– Ivan
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Should I use `this` or `$scope`?
... definition of bar.
Updates: not long after switching to this solution, I started to miss $scope way that needs less typing
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Is there a decorator to simply cache function return values?
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Starting from Python 3.2 there is a built-in decorator:
@functools.lru_cache(maxsize=100, typed=False)
Decorator to wrap a function with a memoizing callable that saves up to the maxsize most recent calls. It can save time...
Ruby on Rails vs ASP.NET MVC 3 for a .NET Guy? [closed]
...differently than C#, and a dynamic language like Ruby isn't a bad place to start. (Another option would be a functional language like Haskell, Scala, etc.)
You will be a better programmer after you do, and you won't have to call yourself "a .NET guy" anymore!
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Favorite (Clever) Defensive Programming Best Practices [closed]
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Allocate a reasonable chunk of memory when the application starts - I think Steve McConnell referred to this as a memory parachute in Code Complete.
This can be used in case something serious goes wrong and you are required to terminate.
Allocating this memory up-front provides y...
How do I find out which settings.xml file maven is using
...witch ( mvn -s <my intended settings.xml file> ) and everything just started working. It seems to suggest that maven by default is using a "wrong" settings.xml
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Argument list too long error for rm, cp, mv commands
... bunch of files. -exec rm {} + would do the same thing, but still requires starting at least one external process. -delete allows find to simply execute the required system calls itself without using an external wrapper.
– chepner
Dec 5 '16 at 16:12
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How to determine whether a Pandas Column contains a particular value
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Starting from pandas 0.24.0 , using s.values and df.values is highly discoraged. See this. Also, s.values is actually much slower in some cases.
– Qusai Alothman
Feb 1 '19 at 7:09
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Does Java have a HashMap with reverse lookup?
...ndency). It does not offer all features available in Maps but it is a good start.
public class BidirectionalMap<KeyType, ValueType>{
private Map<KeyType, ValueType> keyToValueMap = new ConcurrentHashMap<KeyType, ValueType>();
private Map<ValueType, KeyType...