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“new” keyword in Scala
I have a very simple question - when should we apply the new keyword when creating objects in Scala? Is it when we try to instantiate Java objects only?
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Rails Model find where not equal
How can I find records in my database on a not equal condition? I have this now, but is there a fancy rails-speak way of doing it?
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How to find out what group a given user has?
In Unix/Linux, how do you find out what group a given user is in via command line?
5 Answers
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Default value of BOOL
What is the default value of a BOOL variable in Objective-C?
2 Answers
2
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What is the difference between the mouseover and mouseenter events?
I have always used the mouseover event, but while reading the jQuery documentation I found mouseenter . They seem to function exactly the same.
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PHP foreach change original array values
I am very new in multi dimensional arrays, and this is bugging me big time.
5 Answers
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It has a DefiningQuery but no InsertFunction element… err
This thing is driving me crazy, and the error is quite meaningless to me:
6 Answers
6
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Java code To convert byte to Hexadecimal
I have an array of bytes.
I want each byte String of that array to be converted to its corresponding hexadecimal values.
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How to use a custom comparison function in Python 3?
In Python 2.x , I could pass custom function to sorted and .sort functions
6 Answers
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Escape single quote character for use in an SQLite query
I wrote the database schema (only one table so far), and the INSERT statements for that table in one file. Then I created the database as follows:
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