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Rails layouts per action?
I use a different layout for some actions (mostly for the new action in most of the controllers).
7 Answers
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Prevent form redirect OR refresh on submit?
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I remember the moment that I learned one could return false from a from a submit to not submit was also the moment that I started to really like the Javascript/DOM system.
– Imagist
Aug 12 '...
Convert Long into Integer
...ause a Long can store a wider range than an Integer).
Java 8 has a helper method that checks for overflow (you get an exception in that case):
Integer i = theLong == null ? null : Math.toIntExact(theLong);
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A top-like utility for monitoring CUDA activity on a GPU
...itor a process that uses CUDA and MPI, is there any way I could do this, something like the command "top" but that monitors the GPU too?
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How to make a smooth image rotation in Android?
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Or you can create your own XML interpolation file in your project, e.g. name it res/anim/linear_interpolator.xml:
<?xml version="1.0" encoding="utf-8"?>
<linearInterpolator xmlns:android="http://schemas.android.com/apk/res/android" />
And add to your animation XML:
android:interpola...
How to keep one variable constant with other one changing with row in excel
... only need to freeze the row part:
=(B0+4)/A$0
Keyboard Shortcuts
Commenters helpfully pointed out that you can toggle relative addressing for a formula in the currently selected cells with these keyboard shortcuts:
Windows: f4
Mac: CommandT
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How can I increment a date by one day in Java?
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Something like this should do the trick:
String dt = "2008-01-01"; // Start date
SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
Calendar c = Calendar.getInstance();
c.setTime(sdf.parse(dt));
c.add(Calendar.DATE, 1...
How can I create a copy of an Oracle table without copying the data?
I know the statement:
16 Answers
16
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How to check the extension of a filename in a bash script?
...Note that the space between file: and -4 is required, as the ':-' modifier means something different.
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