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How to convert byte array to Bitmap
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The answer of Uttam didnt work for me. I just got null when I do:
Bitmap bitmap = BitmapFactory.decodeByteArray(bitmapdata, 0, bitmapdata.length);
In my case, bitmapdata only has the buffer of the pixels, so it is imposible for the function de...
What is a “memory stomp”?
... answered Dec 2 '12 at 12:43
David SchwartzDavid Schwartz
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Find the day of a week
...y names
c("Sunday", "Monday", "Tuesday", "Wednesday", "Thursday",
"Friday", "Saturday")[as.POSIXlt(df$date)$wday + 1]
## [1] "Wednesday" "Wednesday" "Thursday"
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How can I calculate an md5 checksum of a directory?
...le gets renamed. So this doesn't truly fit a "checksum which will uniquely identify the directory as a whole" if you consider file layout part of the signature.
– Valentin Milea
Jan 27 '12 at 13:46
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Format decimal for percentage values?
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If you have a good reason to set aside culture-dependent formatting and get explicit control over whether or not there's a space between the value and the "%", and whether the "%" is leading or trailing, you can use NumberFormatInfo's PercentPositivePattern an...
How to set limits for axes in ggplot2 R plots?
...sian(xlim = c(-5000, 5000))
Where the first removes all data points outside the given range and the second only adjusts the visible area. In most cases you would not see the difference, but if you fit anything to the data it would probably change the fitted values.
You can also use the shorthand...
initializing a Guava ImmutableMap
...V pairs, 10 arguments total. This is by design; the ImmutableMap class provides six different of() methods, accepting between zero and five key-value pairings. There is not an of(...) overload accepting a varags parameter because K and V can be different types.
You want an ImmutableMap.Builder:
Im...
LEN function not including trailing spaces in SQL Server
... number of bytes used to represent any expression".
Example:
SELECT
ID,
TestField,
LEN(TestField) As LenOfTestField, -- Does not include trailing spaces
DATALENGTH(TestField) As DataLengthOfTestField -- Shows the true length of data, including trailing spaces.
FRO...
Java Enum Methods - return opposite direction enum
...enum Direction {
NORTH, EAST, SOUTH, WEST;
// cached values to avoid recreating such array each time method is called
private static final Direction[] VALUES = values();
public Direction getOppositeDirection() {
return VALUES[(ordinal() + 2) % 4];
}
}
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What's the difference between F5 refresh and Shift+F5 in Google Chrome browser?
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I wonder if it was because I said that it cleared the cache when refreshing, which isn't quite correct. I've updated my answer.
– Dan
Dec 13 '13 at 15:02
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