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What issues should be considered when overriding equals and hashCode in Java?
... age;
// ...
@Override
public int hashCode() {
return new HashCodeBuilder(17, 31). // two randomly chosen prime numbers
// if deriving: appendSuper(super.hashCode()).
append(name).
append(age).
toHashCode();
}
@Override
...
MIN/MAX vs ORDER BY and LIMIT
...unction () {
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}
);
...
How to select where ID in Array Rails ActiveRecord without exception
When I have array of ids, like
6 Answers
6
...
python's re: return True if string contains regex pattern
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}
);
...
How do I flush the PRINT buffer in TSQL?
...es you a simple FLUSH in the form of raising empty error (at the cost of a newline).
– Tomasz Gandor
Nov 18 '19 at 6:26
...
How do I read and parse an XML file in C#?
...
XmlDocument to read an XML from string or from file.
XmlDocument doc = new XmlDocument();
doc.Load("c:\\temp.xml");
or
doc.LoadXml("<xml>something</xml>");
then find a node below it ie like this
XmlNode node = doc.DocumentElement.SelectSingleNode("/book/title");
or
foreach(X...
How do you push just a single Git branch (and no other branches)?
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}
);
...
How do I specify multiple targets in my podfile for my Xcode project?
...l = function(e) {
var $elem = $('.new-login-left'),
docViewTop = $window.scrollTop(),
docViewBottom = docViewTop + $window.height(),
...
How to align a to the middle (horizontally/width) of the page [duplicate]
I have a div tag with width set to 800 pixels . When the browser width is greater than 800 pixels , it shouldn't stretch the div , but it should bring it to the middle of the page.
...
How can I truncate a double to only two decimal places in Java?
...
If you want that for display purposes, use java.text.DecimalFormat:
new DecimalFormat("#.##").format(dblVar);
If you need it for calculations, use java.lang.Math:
Math.floor(value * 100) / 100;
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