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How can I output leading zeros in Ruby?
...d answer because it's the simplest and easiest to remember. % works but is more general purpose.
– Nathan Long
Mar 6 '14 at 18:31
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Replace transparency in PNG images with white background
...this way: mogrify -flatten *.png just in case, do not forget to do backup. More info here: imagemagick.org/script/mogrify.php
– tro
Jun 22 '17 at 17:28
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Is there a way to auto-adjust Excel column widths with pandas.ExcelWriter?
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How to remove an item for a OR'd enum?
...) with some value (let's call that value 'X') and the complement of one or more set bits (let's call those bits Q and their complement ~Q), the statement X & ~Q clears any bits that were set in Q from X and returns the result.
So to remove or clear the BLUE bits, you use the following statement...
java.util.Date to XMLGregorianCalendar
...e of them and offer alternatives.
Date was always poorly designed and is more than 20 years old. This is simple: don’t use it.
XMLGregorianCalendar is old too and has an old-fashioned design. As I understand it, it was used for producing dates and times in XML format for XML documents. Like 2009...
Remove unused references (!= “using”)
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How do I check if a variable exists?
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How to Programmatically Add Views to Views
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Calling addView is the correct answer, but you need to do a little more than that to get it to work.
If you create a View via a constructor (e.g., Button myButton = new Button();), you'll need to call setLayoutParams on the newly constructed view, passing in an instance of the parent view's...
Have Grunt generate index.html for different setups
...n. For me, while it's an awesome bit of code, the Yeoman grunt-usemin is a more robust than I personally need.
NOTE: I just discovered the above listed tasks today, so I might be missing a feature and/or my process may change down the road. For now, I'm loving the simplicity and features that grunt...
What is the most efficient way of finding all the factors of a number in Python?
...g about x**0.5 being faster than sqrt(x) at some point though -- and it is more foolproof that way.
– agf
Jul 23 '11 at 13:35
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