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Understanding the main method of python [duplicate]
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72
In Python, execution does NOT have to begin at main. The first line of "executable code"
is ex...
Why are C# interface methods not declared abstract or virtual?
...r CS0106: The modifier 'virtual' is not valid for this item". Tested using v2.0.50727 (oldest version on my PC).
– ccppjava
Aug 22 '13 at 10:01
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How can I update a single row in a ListView?
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72
This question has been asked at the Google I/O 2010, you can watch it here:
The world of ListV...
The function to show current file's full path in mini buffer
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asmeurerasmeurer
72.5k2222 gold badges141141 silver badges212212 bronze badges
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TSQL - How to use GO inside of a BEGIN .. END block?
...eRaja - Danny PflughoeftBlueRaja - Danny Pflughoeft
72.3k2525 gold badges169169 silver badges251251 bronze badges
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Amazon S3 direct file upload from client browser - private key disclosure
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please note that this uses Signature v2 which will soon be replaced by v4: docs.aws.amazon.com/AmazonS3/latest/API/…
– Jörn Berkefeld
Dec 2 '14 at 18:44
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How to show what a commit did?
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BombeBombe
72.4k2020 gold badges115115 silver badges125125 bronze badges
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Makefile, header dependencies
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72
Most answers are surprisingly complicated or erroneous. However simple and robust examples have...
Is quoting the value of url() really necessary?
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As an addition to what bic72 said, some older browsers also make dual requests when confronted with quoted URLs in CSS, first they request "myfile.png" then myfile.png - hence the reason I avoid using them.
– Pebbl
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Append value to empty vector in R?
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a<-append(a,pi)
}
}
)
# user system elapsed
# 11.06 5.72 16.84
These are very inefficient because R copies the vector every time it appends.
The most efficient way to append is to use index. Note that this time I let it iterate 1e7 times, but it's still much faster than c....