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How to revert to origin's master branch's version of file
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Assuming you did not commit the file, or add it to the index, then:
git checkout -- filename
Assuming you added it to the index, but did not commit it, then:
git reset HEAD filename
git checkout -- filename
Assuming you did commit it, then:
git checkout origin/master filen...
How to change default timezone for Active Record in Rails?
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I have decided to compile this answer because all others seem to be incomplete.
config.active_record.default_timezone determines whether to use Time.local (if set to :local) or Time.utc (if set to :utc) when pulling dates and times from the database. The default is :...
jQuery delete all table rows except first
...e all rows in a table except the first? This is my first attempt at using index selectors. If I understand the examples correctly, the following should work:
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How do I remove a big file wrongly committed in git [duplicate]
...do it using the git filter-branch command, like this :
git filter-branch --index-filter "git rm -rf --cached --ignore-unmatch path_to_file" HEAD
You can find more documentation here http://dalibornasevic.com/posts/2-permanently-remove-files-and-folders-from-a-git-repository
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How to initialize all the elements of an array to any specific value in java
...se I have to put a for loop just after initialization, which ranges from index 0 to index size-1 and inside that loop, I am assigning element to -1 . Below is the code for more understanding-
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Store images in a MongoDB database
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GridFS is for documents > 16MB. Not all binary data is this large. Other than being able to surpass that limit, is there any other benefits to using GridFS instead of just the BinData type?
– Brandon Fitzpatrick
Jan 29 '1...
The Guava library: What are its most useful and/or hidden features? [closed]
...s great for building Comparators that behave just how you want.
Maps.uniqueIndex and Multimaps.index: these methods take an Iterable and a Function and build an ImmutableMap or ImmutableListMultimap that indexes the values in the Iterable by the result of applying the function to each. So with a fu...
Removing trailing newline character from fgets() input
... Will probably throw exception if the string is empty, won't it? Like index out of range.
– Edward Olamisan
May 31 '13 at 3:26
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How to put more than 1000 values into an Oracle IN clause [duplicate]
... one of the rare cases where you need a hint, else Oracle will not use the index on column id. One of the advantages of this approach is that Oracle doesn't need to hard parse the query again and again. Using a temporary table is most of the times slower.
edit 1 s
How to implement the activity stream in a social network
...hat the activity relates to a book (type) with a given primary key (id)
I index on (user_id, time) and query for activities that are user_id IN (...friends...) AND time > some-cutoff-point. Ditching the id and choosing a different clustered index might be a good idea - I haven't experimented wi...