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What is a “surrogate pair” in Java?
...ng, characters are mapped to values between 0x0 and 0x10FFFF.
Internally, Java uses the UTF-16 encoding scheme to store strings of Unicode text. In UTF-16, 16-bit (two-byte) code units are used. Since 16 bits can only contain the range of characters from 0x0 to 0xFFFF, some additional complexity is...
What is the difference between 'E', 'T', and '?' for Java generics?
I come across Java code like this:
6 Answers
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How do I add a foreign key to an existing SQLite table?
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Please check https://www.sqlite.org/lang_altertable.html#otheralter
The only schema altering commands directly supported by SQLite are the
"rename table" and "add column" commands shown above. However,
applications can make other arbitrary changes to th...
How to create a zip file in Java
...rName/mytext.txt");
You can find more information about compression with Java here.
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Difference between java.io.PrintWriter and java.io.BufferedWriter?
...to write to a file (or anything else), as it will buffer the characters in Java memory before (probably, depending on the implementation) dropping to C to do the writing to the file.
There is no such concept as a "PrintReader"; the closest you will get is probably java.util.Scanner.
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How do I run a batch file from my Java Application?
In my Java application, I want to run a batch file that calls " scons -Q implicit-deps-changed build\file_load_type export\file_load_type "
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Java abstract interface
Consider an example (which compiles in java)
9 Answers
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IntelliJ - Convert a Java project/module into a Maven project/module
...rsion>
<properties>
<!-- Generic properties -->
<java.version>1.8</java.version>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
<project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
</prope...
How to create a windows service from java app
I've just inherited a java application that needs to be installed as a service on XP and vista. It's been about 8 years since I've used windows in any form and I've never had to create a service, let alone from something like a java app (I've got a jar for the app and a single dependency jar - log4j...
How can I play sound in Java?
...ed. Have a look: stackoverflow.com/questions/577724/trouble-playing-wav-in-java/…
– yanchenko
Feb 23 '09 at 15:40
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