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How to amend older Git commit? [duplicate]
... git rebase -i and it is useful when you want to rearrange several commits including squashing or splitting some of them. The main advantage is that you don't have to decide about every commit's destiny at a single moment. You'll also have all Git features available during the process unlike during ...
Split code over multiple lines in an R script
...uotation marks and R will read on until you close it. But every character, including the newline, will be seen as part of the string :
x <- "This is a very
long string over two lines."
x
## [1] "This is a very\nlong string over two lines."
cat(x)
## This is a very
## long string over two lines.
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How to jump to top of browser page
...inally defined in DOM Level 0 and not part of any standard. However, CSSOM includes scrollTo for backwards compatibility.
– Clint Pachl
May 14 '15 at 8:25
3
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Java: Equivalent of Python's range(int, int)?
...of "length" is misleading, and I don't think his meets the Python spec (he includes the upper bound, which network-theory.co.uk/docs/pytut/rangeFunction.html says doesn't happen in Python). If you think one's a dupe, I believe you have sufficient reputation to deal with it yourself.
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How to Select Every Row Where Column Value is NOT Distinct
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I like that you also included an explanation about what is wrong with the original query, unlike the accepted answer.
– user4469411
Feb 5 '16 at 8:20
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Remove Primary Key in MySQL
...mary key, or not drop the primary key. If you want a primary key that only includes one column, you can drop the existing primary key on 3 columns and create a new primary key on 1 column.
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Does setting Java objects to null do anything anymore?
...ly reference to null will cause the entire object to be garbage collected, including its orphaned references.
– ubermensch
May 12 '09 at 4:09
2
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get just the integer from wc in bash
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Just:
wc -l < file_name
will do the job. But this output includes prefixed whitespace as wc right-aligns the number.
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Xcode is not currently available from the Software Update server
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