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How to sort by two fields in Java?
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225
You can use Collections.sort as follows:
private static void order(List<Person> persons...
Java 8 stream's .min() and .max(): why does this compile?
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242
Let me explain what is happening here, because it isn't obvious!
First, Stream.max() accepts ...
Oracle PL/SQL - How to create a simple array variable?
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You can use VARRAY for a fixed-size array:
declare
type array_t is varray(3) of varchar2(1...
Unable to forward search Bash history similarly as with CTRL-r
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You can search forward as well. From the bash info manual, "8.2.5 Searching for Commands in the...
Table Header Views in StoryBoards
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answered Nov 8 '11 at 16:02
Mr RogersMr Rogers
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javac : command not found
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126
You installed the Java Runtime Environment (JRE) only, which does not contain javac. For javac,...
In-App Billing test: android.test.purchased already owned
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edited Aug 21 '19 at 16:55
Hussnain Hashmi
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answered Dec 20 '12 at 8:27...
Adding an identity to an existing column
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You can't alter the existing columns for identity.
You have 2 options,
Create a new table with identity & drop the existing table
Create a new column with identity & drop the existing column
Approach 1. (New table) Here you can retain the existing data values on the newly ...
Get Maven artifact version at runtime
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268
You should not need to access Maven-specific files to get the version information of any given...
List of special characters for SQL LIKE clause
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For SQL Server, from http://msdn.microsoft.com/en-us/library/ms179859.aspx :
% Any string of ...