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How can I undo a `git commit` locally and on a remote after `git push`
I have performed git commit followed by a git push . How can I revert that change on both local and remote repositories?
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How do you know a variable type in java?
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answered Apr 20 '10 at 11:18
MartinMartin
31.6k1313 gold badges676...
NSLog with CGPoint data
...lightest weight way. But this gets me both x and y from the CGPoint in one set. Nice :) Great tool :)
– Spanky
Sep 25 '09 at 18:29
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Lock-free multi-threading is for real threading experts
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Current "lock-free" implementations follow the same pattern most of the time:
*read some state and make a copy of it**
*modify copy**
do an interlocked operation
retry if it fails
(*optional: depends on the data structure/algorithm)
T...
What is the EAFP principle in Python?
...x will be assigned that something if the key isn't in the dictionary. dict.setdefault() and collections.defaultdict are nice things for avoiding excess code as well.
– JAB
Jul 13 '12 at 17:29
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How do I escape the wildcard/asterisk character in bash?
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Quoting when setting $FOO is not enough. You need to quote the variable reference as well:
me$ FOO="BAR * BAR"
me$ echo "$FOO"
BAR * BAR
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How do you make Vim unhighlight what you searched for? [duplicate]
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Just clarifying @steamer25's comment. :set nohlsearch turns off search highlighting completely :nohlsearch or :noh will clear the current highlight, but leave you in hlsearch mode for the next search.
– Hovis Biddle
Mar 25 '1...
SQL: capitalize first letter only [duplicate]
...e column? If its data you've to change, then use this:
UPDATE [yourtable]
SET word=UPPER(LEFT(word,1))+LOWER(SUBSTRING(word,2,LEN(word)))
If you just wanted to change it only for displaying and do not need the actual data in table to change:
SELECT UPPER(LEFT(word,1))+LOWER(SUBSTRING(word,2,LEN(...
How to split/partition a dataset into training and test datasets for, e.g., cross validation?
...y to split a NumPy array randomly into training and testing/validation dataset? Something similar to the cvpartition or crossvalind functions in Matlab.
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What is the difference between encode/decode?
...that is useful: there are encodings that have nothing to do with character sets, and thus can be applied to 8-bit strings in a meaningful way:
>>> s.encode('zip')
'x\x9c;\xbc\r\x00\x02>\x01z'
You are right, though: the ambiguous usage of "encoding" for both these applications is... aw...