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Why doesn't Git ignore my specified file?
... need to also do a git add . after git rm --cached to properly rebuild the index.
– Cooper
Jan 5 '14 at 17:59
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Is Random class thread safe?
...ss all platforms in the documentation.
I wouldn't write your program to require such a guarantee, especially as you cannot determine the order in which nextInt() will be called.
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python pandas: Remove duplicates by columns A, keeping the row with the highest value in column B
... with the case of more than one column in the group_by, you can add .reset_index(drop=True) df.groupby(['A','C'], group_keys=False).apply(lambda x: x.ix[x.B.idxmax()]).reset_index(drop=True) This will reset the index as its default value would be a Multindex compsed from 'A' and 'C'
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How would you implement an LRU cache in Java?
... * 2;
cacheRegions = new CacheMap[ stripeSize ];
for ( int index = 0; index < cacheRegions.length; index++ ) {
cacheRegions[ index ] = new CacheMap<> ( limit / cacheRegions.length, fair );
}
}
public LruSimpleConcurrentCache ( final int concurren...
Better to 'try' something and catch the exception or test if it's possible first to avoid an excepti
...case of trying to find an element in a long list by:
try:
x = my_list[index]
except IndexError:
x = 'NO_ABC'
the try, except is the best option when the index is probably in the list and the IndexError is usually not raised. This way you avoid the need for an extra lookup by if index <...
How to determine one year from now in Javascript
...a JSFiddle that has a working example: https://jsfiddle.net/wavesailor/g9a6qqq5/
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How do I specify unique constraint for multiple columns in MySQL?
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ALTER TABLE `votes` ADD UNIQUE `unique_index`(`user`, `email`, `address`);
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How do I make a Git commit in the past?
...date of every commit. Also, it would be unusual to use git commit inside --index-filter.
You are dealing with multiple, independent problems here.
Specifying Dates Other Than “now”
Each commit has two dates: the author date and the committer date. You can override each by supplying values thr...
ios simulator: how to close an app
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Not a fare call bro, the Q was asked you and was responded by @lehn0058 on Aug 29 '13 correctly, now to get easy upvotes, you accepted your answer and modified by copying his. Not a fare call at all. Atleast mention the deserving persons name.
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Getting the name of the currently executing method
...king method.
virgo47's answer (upvoted) actually computes the right index to apply in order to get back the method name.
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