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Python base64 data decode
...6IAAAAAEPfDrAAAAAAQ98O10AISkBD3w7/Qzb5V0PfDyZDvoRSQ98PTkPrjWZD3w91Q8YEBEPfD51DXByZQ98PxEJrbhRD3w/sAAAAAEPfEBMAAAAAQ98QOwAAAABD3xBiAAAAAEPfjlYAAAAAQ9+OfgAAAABD346lAAAAAEPfjs0AAAAAQ9+O9UMmm8lD348cQzD1g0Pfj0RCszhMQ9+PbAAAAABD34+TAAAAAEPfj7sAAAAAQ9+P4wAAAABD6lKzAAAAAEPqUt8AAAAAQ+pTCgAAAABD6lM2AAAAAEPqU2...
Apply multiple functions to multiple groupby columns
... 1]
df
a b c d group
0 0.418500 0.030955 0.874869 0.145641 0
1 0.446069 0.901153 0.095052 0.487040 0
2 0.843026 0.936169 0.926090 0.041722 1
3 0.635846 0.439175 0.828787 0.714123 1
A dictionary mapped from column names to aggr...
What are the differences between delegates and events?
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95
In addition to the syntactic and operational properties, there's also a semantical difference. ...
Cluster analysis in R: determine the optimal number of clusters
...145907 0.04057451
[3,] 4.557779 5.069601 0.5118225 0.03215540
[4,] 3.928959 4.880453 0.9514943 0.04630399
[5,] 3.789319 4.766903 0.9775842 0.04826191
[6,] 3.747539 4.670100 0.9225607 0.03898850
[7,] 3.582373 4.590136 1.0077628 0.04892236
[8,] 3.528791 4.509247 0.9804556 0.04701930
[9,] ...
To underscore or to not to underscore, that is the question
...
Andreas Grech
95.7k9595 gold badges282282 silver badges354354 bronze badges
answered Jan 16 '09 at 12:14
Binary Wor...
How to read a text file reversely with iterator in C#
...e.ReadLines().Reverse() to print last line of same file - memory usage was 95MB.
Conclusion
Whatever `Reverse()' is doing, it is not a good choice for reading bottom of a big file.
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Parse JSON in C#
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Andreas GrechAndreas Grech
95.7k9595 gold badges282282 silver badges354354 bronze badges
...
Difference between std::system_clock and std::steady_clock?
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Billy ONealBilly ONeal
95.4k4141 gold badges279279 silver badges518518 bronze badges
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What is the motivation for bringing Symbols to ES6?
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95
Most languages (all mainstream ones afaik) provide some mechanism, usually reflection, to get access to private anyway.
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Efficiently replace all accented characters in a string?
...\u1E56\u01A4\u2C63\uA750\uA752\uA754]/g},
{'base':'Q', 'letters':/[\u0051\u24C6\uFF31\uA756\uA758\u024A]/g},
{'base':'R', 'letters':/[\u0052\u24C7\uFF32\u0154\u1E58\u0158\u0210\u0212\u1E5A\u1E5C\u0156\u1E5E\u024C\u2C64\uA75A\uA7A6\uA782]/g},
{'base':'S', 'letters':/[\u0053\u24C8\uFF33\u1...