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Moving decimal places over in a double
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answered Feb 8 '11 at 19:32
Jon SkeetJon Skeet
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How to check if there's nothing to be committed in the current branch?
...rror. [: ??: binary operator expected. I think maybe we should try use base64 to encode it. let me try! downloading base64 command tools .... lol
– 9nix00
Feb 28 '11 at 7:57
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How to copy directories in OS X 10.7.3?
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Andy FrieseAndy Friese
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Way to get all alphabetic chars in an array in PHP?
... AA [27] => AB [28] => AC [29] => AD [30] => AE [31] => AF [32] => AG [33] => AH [34] => AI [35] => AJ [36] => AK [37] => AL [38] => AM [39] => AN [40] => AO [41] => AP [42] => AQ [43] => AR [44] => AS [45] => AT [46] => AU [47] => AV [4...
Command to get nth line of STDOUT
... mobmob
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Add new row to dataframe, at specific row-index, not appended?
...ind(existingDF[1:r, ], newrow, existingDF[-(1:r), ]) 801.161 831.7730 854.6320 881.6560 10641.417
Benchmarks
As @MatthewDowle always points out to me, benchmarks need to be examined for the scaling as the size of the problem increases. Here we go then:
benchmarkInsertionSolutions <- function...
How do I use prepared statements in SQlite in Android?
...swered Jun 6 '10 at 9:15
redfish64redfish64
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Developing for Android in Eclipse: R.java not regenerating
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How to add external library in IntelliJ IDEA?
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edited Sep 15 '17 at 9:32
answered Apr 12 '13 at 0:00
Ge...
How can I multiply and divide using only bit shifting and adding?
...gt;> 2) + (a >> 4) + (a >> 6) + ... + (a >> 30)
for 32-bit arithmetics.
By combining the terms in an obvious manner we can reduce the number of operations:
b = (a >> 2) + (a >> 4)
b += (b >> 4)
b += (b >> 8)
b += (b >> 16)
There are more exc...