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Increase heap size in Java

I am working on a Windows 2003 server (64-bit) with 8 GB RAM. How can I increase the heap memory maximum? I am using the -Xmx1500m flag to increase the heap size to 1500 Mb. Can I increase the heap memory to 75% of physical memory (6 GB Heap)? ...
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A cron job for rails: best practices?

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Convert a python 'type' object to a string

... | edited Feb 15 '11 at 20:09 answered Feb 15 '11 at 20:01 ...
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How do Trigonometric functions work?

... answered Dec 5 '08 at 20:59 John D. CookJohn D. Cook 27.7k1010 gold badges6262 silver badges9393 bronze badges ...
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How do I make a column unique and index it in a Ruby on Rails migration?

... answered Sep 19 '09 at 20:39 ndpndp 19.3k44 gold badges3232 silver badges4848 bronze badges ...
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Unable to create/open lock file: /data/mongod.lock errno:13 Permission denied

... Randy SwansonRandy Swanson 1,20411 gold badge99 silver badges44 bronze badges ...
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How can I save a screenshot directly to a file in Windows? [closed]

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Cannot install packages using node package manager in Ubuntu

...dejs-legacy First of all let me clarify the situation a bit. In summer 2012 Debian maintainers decided to rename Node.js executable to prevent some kind of namespace collision with another package. It was very hard decision for Debian Technical Committee, because it breaks backward compatibility...
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How do you round a float to two decimal places in jruby

... 204 sprintf('%.2f', number) is a cryptic, but very powerful way of formatting numbers. The result...
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Coding Practices which enable the compiler/optimizer to make a faster program

... | edited Mar 18 '13 at 20:14 community wiki ...