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Why do I need to override the equals and hashCode methods in Java?
... result = prime * result
+ ((importantField == null) ? 0 : importantField.hashCode());
return result;
}
@Override
public boolean equals(final Object obj) {
if (this == obj)
return true;
if (obj == null)
return false;
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Get object by id()? [duplicate]
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edited Nov 9 '09 at 1:54
answered Sep 8 '09 at 22:46
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Return None if Dictionary key is not available
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answered May 25 '11 at 20:52
Tim PietzckerTim Pietzcker
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IIS Express gives Access Denied error when debugging ASP.NET MVC
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edited Sep 21 '16 at 20:12
answered Jul 8 '13 at 7:13
J...
Extract only right most n letters from a string
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answered Nov 12 '09 at 13:55
Vilx-Vilx-
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How to get multiple select box values using jQuery?
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edited Jul 10 '17 at 5:59
Michael B.
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Android Calling JavaScript functions in WebView
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edited Mar 10 '12 at 1:29
Community♦
111 silver badge
answered Dec 2 '10 at 0:43
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Command to get nth line of STDOUT
...l | sed -n 2,4p
For several ranges of lines:
ls -l | sed -n -e 2,4p -e 20,30p
ls -l | sed -n -e '2,4p;20,30p'
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How do you see recent SVN log entries?
...no idea why that is the default. If I wanted to read (or even could read) 300 entries on the terminal, I wouldn't mind typing svn log --full or something similar.
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Get JSON object from URL
...RTANT: the below line is a security risk, read https://paragonie.com/blog/2017/10/certainty-automated-cacert-pem-management-for-php-software
// in most cases, you should set it to true
curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
curl_setopt($ch, C...