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How to keep environment variables when using sudo
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I have tested this answer for a package under some myPath added to PATH in the .bashrc file (with export clausule). Then sudo PATH=$PATH which package finds the right answer, unlike sudo which package. However, sudo PATH=$PATH packa...
How to get the path of a running JAR file?
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Best solution for me:
String path = Test.class.getProtectionDomain().getCodeSource().getLocation().getPath();
String decodedPath = URLDecoder.decode(path, "UTF-8");
This should solve the problem with spaces and special characters.
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how to remove X-Powered-By in ExpressJS [duplicate]
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I just tested app.disable('custom1'); And it worked fine (it removed the header from server response). But then I commented out app.disable('custom1'); and the header appears again... Is this normal? I do no longer have the res.head...
What is a good use case for static import of methods?
...sions of JUnit methods like assertEquals and fail were inherited since the test class extended junit.framework.TestCase.
// old way
import junit.framework.TestCase;
public class MyTestClass extends TestCase {
public void myMethodTest() {
assertEquals("foo", "bar");
}
}
In JUnit 4...
Get the name of the currently executing method
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Even better than my first answer you can use __method__:
class Foo
def test_method
__method__
end
end
This returns a symbol – for example, :test_method. To return the method name as a string, call __method__.to_s instead.
Note: This requires Ruby 1.8.7.
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How to escape @ characters in Subversion managed file names?
...ws you to target a specific revision of that file. For example, "svn info test.txt@1234" will give information about test.txt as it existed in revision 1234.
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Linux/Unix command to determine if process is running?
...'^[ ]*[0-9]*'
This approach is suitable for writing a simple empty string test, then even iterating through the discovered PIDs.
#!/bin/bash
PROCESS=$1
PIDS=`ps cax | grep $PROCESS | grep -o '^[ ]*[0-9]*'`
if [ -z "$PIDS" ]; then
echo "Process not running." 1>&2
exit 1
else
for PID in...
Terminating a script in PowerShell
...to the conflicting information. Ultimately I always have to perform my own tests to figure it out. So this time I will post my findings.
TL;DR Most people will want to use Exit to terminate a running scripts. However, if your script is merely declaring functions to later be used in a shell, then yo...
The smallest difference between 2 Angles
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This passes the test suite gist.github.com/bradphelan/7fe21ad8ebfcb43696b8
– bradgonesurfing
Jul 13 '15 at 8:43
2
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Algorithm to detect intersection of two rectangles?
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The standard method would be to do the separating axis test (do a google search on that).
In short:
Two objects don't intersect if you can find a line that separates the two objects. e.g. the objects / all points of an object are on different sides of the line.
The fun thing...