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In Java, what is the best way to determine the size of an object?
...hint! Can you please tell, what will be the size of byte[0], byte[1], byte[5], int[0], int[1], int[2] using the approach you described? It would be nice, if results include overhead for length of array and memory alignment.
– dma_k
Mar 8 '10 at 11:28
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How do I force a UITextView to scroll to the top every time I change the text?
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edited Jul 17 '18 at 15:06
keeshux
47122 silver badges88 bronze badges
answered Apr 1 '10 at 3:02
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Why does the order of the loops affect performance when iterating over a 2D array?
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605
As others have said, the issue is the store to the memory location in the array: x[i][j]. Here's...
How do I include negative decimal numbers in this regular expression?
... positive values, but I want it to also allow negative values e.g. -10, -125.5 etc.
14 Answers
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两种js滑动门(tab切换)效果 - 源码下载 - 清泛网 - 专注C/C++及内核技术
...960px;
margin: 0 auto;
border-bottom:1px #AACCEE solid;
background:#d5d5d5;
background-position:left;
background-repeat:repeat-y;
margin-bottom:2px;
}
.nTab .TabTitle{
clear: both;
height: 22px;
overflow: hidden;
}
.nTab .TabTitle ul{
border:0;
margin:0;
padding:0;
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Is there a C# type for representing an integer Range?
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answered Mar 17 '11 at 17:45
drharrisdrharris
10.9k55 gold badges3838 silver badges5555 bronze badges
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Preferred way to create a Scala list
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answered Aug 6 '09 at 20:56
Daniel C. SobralDaniel C. Sobral
280k8282 gold badges469469 silver badges666666 bronze badges
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pandas dataframe columns scaling with sklearn
...= MinMaxScaler()
>>> dfTest = pd.DataFrame({'A':[14.00,90.20,90.95,96.27,91.21],
'B':[103.02,107.26,110.35,114.23,114.68],
'C':['big','small','big','small','small']})
>>> dfTest[['A', 'B']] = scaler.fit_transform(dfTest[['A', ...
“Incorrect string value” when trying to insert UTF-8 into MySQL via JDBC?
... bytes: \xF0\x90\x8D\x83 (U+10343 GOTHIC LETTER SAUIL).
If you have MySQL 5.5 or later you can change the column encoding from utf8 to utf8mb4. This encoding allows storage of characters that occupy 4 bytes in UTF-8.
You may also have to set the server property character_set_server to utf8mb4 in t...
How to pretty-print a numpy.array without scientific notation and with given precision?
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581
You can use set_printoptions to set the precision of the output:
import numpy as np
x=np.rand...