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ByteBuffer.allocate() vs. ByteBuffer.allocateDirect()
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150
Ron Hitches in his excellent book Java NIO seems to offer what I thought could be a good answer ...
What is causing this ActiveRecord::ReadOnlyRecord error?
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Rails 2.3.3 and lower
From the ActiveRecord CHANGELOG(v1.12.0, October 16th, 2005):
Introduce read-only records. If you call object.readonly! then it will
mark the object as read-only and raise
ReadOnlyRecord if you call
object.save. object.readonly? reports
whether the ...
Android Webview - Webpage should fit the device screen
...calculate the scale that you need to use manually, rather than setting to 30.
private int getScale(){
Display display = ((WindowManager) getSystemService(Context.WINDOW_SERVICE)).getDefaultDisplay();
int width = display.getWidth();
Double val = new Double(width)/new Double(PIC_WIDTH);...
How to implement my very own URI scheme on Android
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Duncan Hoggan
4,40933 gold badges1919 silver badges2828 bronze badges
answered Mar 15 '10 at 16:00
Dan LewDan Lew
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Asynctask vs Thread in android
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edited Mar 25 '19 at 20:48
ividito
33033 silver badges1313 bronze badges
answered Aug 28 '13 at 5:51...
Why Large Object Heap and why do we care?
... bunch of benchmarks to determine the break-even point. And arrived at 85,000 bytes as the cutoff point where copying no longer improves perf. With a special exception for arrays of double, they are considered 'large' when the array has more than 1000 elements. That's another optimization for 32-...
How to re-raise an exception in nested try/except blocks?
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edited Jul 20 at 13:45
answered Aug 12 '13 at 13:47
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Why do Java webapps use .do extension? Where did it come from?
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answered Aug 30 '10 at 3:09
Pascal ThiventPascal Thivent
524k126126 gold badges10121012 silver badges10991099 bronze badges
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Unknown file type MIME?
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You can use application/octet-stream for unknown types.
RFC 2046 states in section 4.5.1:
The "octet-stream" subtype is used to
indicate that a body contains
arbitrary binary data.
share
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Array Size (Length) in C#
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b.GetLength(dimensionIndex)
will get the length of any given dimension (0-based indexing for the dimensions - so b.GetLength(0) is 3 and b.GetLength(1) is 5).
See System.Array documentation for more info.
As @Lucero points out in the comments, there is a concept of a "jagged array", which is re...