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Is Tomcat running?
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To learn what the value of $CATALINA_PID is from your OS-installed Tomcat, try: ps aewwx | grep CATALINA_PID and you will find it in the output for the running process, amongst the other environment variables. In Debian 8 this value is: CATALINA_PID=/var/run/tomcat...
How to echo or print an array in PHP?
... Nice and elegant. You might want to change the closing tag in #1 from <pre/> to </pre>.
– Michael
Jun 21 '14 at 21:47
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deleting rows in numpy array
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The simplest way to delete rows and columns from arrays is the numpy.delete method.
Suppose I have the following array x:
x = array([[1,2,3],
[4,5,6],
[7,8,9]])
To delete the first row, do this:
x = numpy.delete(x, (0), axis=0)
To delete the thir...
Sort objects in ArrayList by date?
... encounter null, instead passing invalid data on and breaking even further from the place where invalid data was introduced.
– Domchi
Sep 10 '12 at 15:55
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How to delete a file after checking whether it exists
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@ keeps you from having to double up the backslashes.
– PRMan
Feb 21 '17 at 0:34
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Testing service in Angular returns module is not defined
I am trying to run the default service unit test in my project (Taken from the Angular Seed project on GitHub), but I keep getting the error "module is not defined".
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Does const mean thread-safe in C++11?
...rary may result in a data race. In conclusion, const does mean thread-safe from the Standard Library point of view. It is important to note that this is merely a contract and it won't be enforced by the compiler, if you break it you get undefined behavior and you are on your own. Whether const is pr...
how to rotate a bitmap 90 degrees
...0, source.getWidth(), source.getHeight(), matrix, true);
}
To get Bitmap from resources:
Bitmap source = BitmapFactory.decodeResource(this.getResources(), R.drawable.your_img);
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How can I convert a file pointer ( FILE* fp ) to a file descriptor (int fd)?
... FILE * , returned by a call to fopen() . I need to get a file descriptor from it, to make calls like fsync(fd) on it. What's the function to get a file descriptor from a file pointer?
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How to make space between LinearLayout children?
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Android now supports adding a Space view between views. It's available from 4.0 ICS onwards.
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