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How do I use floating-point division in bash?
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The awk script needs an exit to prevent it from reading from its input stream. I also suggest using awk's -v flags to prevent leaning toothpick syndrome. So: RESULT=$(awk -v dividend="${IMG_WIDTH}" -v divisor="${IMG2_WIDTH}" 'BEGIN {printf "%.2f", dividend/divisor; ex...
Twitter Bootstrap CSS affecting Google Maps
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From Bootstrap 2.0.3 release notes: "Fixed regression in responsive images support as of 2.0.1. We've re-added max-width: 100%; to images by default. We removed it in our last release since we had folks complaining about Goog...
Canvas width and height in HTML5
...width are the logical canvas dimensions used for drawing and are different from the style.height and style.width CSS attributes. If you don't set the CSS attributes, the intrinsic size of the canvas will be used as its display size; if you do set the CSS attributes, and they differ from the canvas d...
how to access iFrame parent page using jquery?
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You can access elements of parent window from within an iframe by using window.parent like this:
// using jquery
window.parent.$("#element_id");
Which is the same as:
// pure javascript
window.parent.document.getElementById("element_id");
And if you have ...
What is the explicit promise construction antipattern and how do I avoid it?
...need for a new question. I just thought it was a use-case you were missing from your answer. What I'm doing seems more like the opposite of aggregation, doesn't it?
– mhelvens
Sep 25 '14 at 19:43
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Bash ignoring error for a particular command
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More concisely:
! particular_script
From the POSIX specification regarding set -e (emphasis mine):
When this option is on, if a simple command fails for any of the reasons listed in Consequences of Shell Errors or returns an exit status value >0, and is ...
Safe integer parsing in Ruby
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That's what I'd expect from the conversion though
– wvdschel
Aug 8 '09 at 22:21
5
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How do I tell Matplotlib to create a second (new) plot, then later plot on the old one?
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Edit: Note that you can number the plots however you want (here, starting from 0) but if you don't provide figure with a number at all when you create a new one, the automatic numbering will start at 1 ("Matlab Style" according to the docs).
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Git, How to reset origin/master to a commit?
...mind that it will make unhappy those people who already pulled the commits from master.
– mnagel
Jul 16 '13 at 6:13
I ...
Scala Programming for Android
...s explained by a friend that this strips out all the unnecessary libraries from the jar files.
I have not documented it, but I found that someone else already has:
http://chneukirchen.org/blog/archive/2009/04/programming-for-android-with-scala.html
Proguard is not the only solution, you might fin...