大约有 9,000 项符合查询结果（耗时：0.0319秒） [XML]
Convert java.util.Date to String
...t `java.util.Date` to `Instant`.
.atOffset( ZoneOffset.UTC ) // Transform `Instant` to `OffsetDateTime`.
.format( DateTimeFormatter.ISO_LOCAL_DATE_TIME ) // Generate a String.
.replace( "T" , " " ) // Put a SPACE in the middle.
2014-11-14 14:05:09
java.time
T...
Apply pandas function to column to create multiple new columns?
...r series you have to create a dataframe of multiple new columns based on a transformation on the original column/series. The transformation function often returns k-tuples, and these k-tuples must be separated into k columns, based on some order. @Ben's answer clearly does this very neatly. Thanks!
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Recommendation for compressing JPG files with ImageMagick
...thod=float - that is, use the more accurate floating point discrete cosine transform, rather than the default fast integer version.
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Convert file path to a file URI?
...y interesting observation I had is that while "\\device\path" is correctly transformed to "file://device/path", specifically "\\localhost\path" is transformed to just "file:///path".
The WinApi function managed to encode special characters, but leaves Unicode-specific characters unencoded, unlike t...
High Quality Image Scaling Library [closed]
...ng source code for scaling images:
Two Pass Scaling using Filters
Matrix Transformation of Images in C#, using .NET GDI+
Resizing a Photographic image with GDI+ for .NET
Fast Dyadic Image Scaling with Haar Transform
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How to view the assembly behind the code using Visual C++?
...ow compiler optimizes various C++ constructs. In this case some C++-to-asm transformations are not obvious.
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How do I sort strings alphabetically while accounting for value when a string is numeric?
...mers, not a list of last names. If you say to order a list of strings by a transformed string then the result is the ordered list of original strings, not transformed strings.
– Eric Lippert
Jun 18 '11 at 15:49
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Normalize data in pandas
...n_max_scaler = preprocessing.MinMaxScaler()
np_scaled = min_max_scaler.fit_transform(df)
df_normalized = pd.DataFrame(np_scaled, columns = cols)
df_normalized
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Difference between Pig and Hive? Why have both? [closed]
...we don't need yet another scripting language. Hive supports map and reduce transform scripts in the language of the user's choice (which can be embedded within SQL clauses). It is widely used in Facebook by analysts comfortable with SQL as well as by data miners programming in Python. SQL compatibil...
How should I store GUID in MySQL tables?
...illustrative purposes - each place a unique character.) The functions will transform the byte ordering to achieve a bit order for superior index clustering. The reordered guid is shown below the example.
12345678-9ABC-DEFG-HIJK-LMNOPQRSTUVW
78563412-BC9A-FGDE-HIJK-LMNOPQRSTUVW
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