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How do I set environment variables from Java?

...e touching my environment?) I think you've hit the nail on the head. A possible way to ease the burden would be to factor out a method void setUpEnvironment(ProcessBuilder builder) { Map<String, String> env = builder.environment(); // blah blah } and pass any ProcessBuilders thro...
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How should I use git diff for long lines?

...nment variable. If you don't mind about paging (for example, your terminal allows you to scroll back) you might try explicitly setting GIT_PAGER to empty to stop it using a pager. Under Linux: $ GIT_PAGER='' git diff Without a pager, the lines will wrap. If your terminal doesn't support coloured...
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How to install Homebrew on OS X?

I'm trying to install Homebrew on OS X. 13 Answers 13 ...
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Datepicker: How to popup datepicker when click on edittext

...kerDialog; import android.support.v7.app.AppCompatActivity; import android.os.Bundle; import android.view.View; import android.widget.DatePicker; import android.widget.EditText; import android.widget.TimePicker; import java.util.Calendar; public class MainActivity extends AppCompatActivity impleme...
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sed command with -i option (in-place editing) works fine on Ubuntu but not Mac [duplicate]

... That's simpler than trying to work out which variant of sed you have installed or other gizmos I've seen suggested. I hope you keep the file under version control (or otherwise backed up) so that you can recover if there's a bug in your sed script. Of course, the .bak file gives you that protect...
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What is the best way to create constants in Objective-C

...he file in the Reddit-Prefix.pch file to make the constants available to all the files. Is it a good way of doing things? Also, I've done my research and found several methods to create constants, but I don't know which one to use: ...
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How can I check if an ip is in a network in Python?

... Additionally, struct.unpack('L',socket.inet_aton(ip))[0] will fail on architectures where 'L' unpacks to something different than 4 bytes, regardless of endianness. – Rafał Dowgird May 4 '09 at...
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How do I determine which iOS SDK I have?

..., but how do I determine which version of the iOS SDK I currently have installed? 5 Answers ...
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How do I write unit tests in PHP? [closed]

...ey are, but for some reason I can't seem to figure out how exactly I'm supposed to test something. Could someone perhaps post a piece of example code and how they would test it? If it's not too much trouble :) ...
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How can I reverse the order of lines in a file?

... Especially worth mentioning to those using a version of tail with no -r option! (Most Linux folks have GNU tail, which has no -r, so we have GNU tac). – oylenshpeegul Apr 12 '09 at 21:48 ...