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StringBuilder vs String concatenation in toString() in Java
... StringBuilder optimization. I was using a decompiler and, some how, it is converting back to concat. +1
– bruno conde
Oct 7 '09 at 16:30
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Convert RGB to RGBA over white
I have a hex color, e.g. #F4F8FB (or rgb(244, 248, 251) ) that I want converted into an as-transparent-as-possible rgba color (when displayed over white). Make sense? I'm looking for an algorithm, or at least idea of an algorithm for how to do so.
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How to convert a factor to integer\numeric without loss of information?
When I convert a factor to a numeric or integer, I get the underlying level codes, not the values as numbers.
10 Answers
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MySQL and GROUP_CONCAT() maximum length
I'm using GROUP_CONCAT() in a MySQL query to convert multiple rows into a single string.
However, the maximum length of the result of this function is 1024 characters.
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How do I convert an integer to binary in JavaScript?
...the function in the answer expect a integer... So, if input is a text just convert it to integer, use the fake bitshift and it's done
– fernandosavio
May 30 '15 at 18:30
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Convert a String representation of a Dictionary to a dictionary?
How can I convert the str representation of a dict , such as the following string, into a dict ?
9 Answers
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Convert DOS line endings to Linux line endings in Vim
...Alternately, if you move files back and forth a lot, you might not want to convert them, but rather to do :set ff=dos, so Vim will know it's a DOS file and use DOS conventions for line endings.
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Converting any string into camel case
How can I convert a string into camel case using javascript regex?
33 Answers
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Convert a CERT/PEM certificate to a PFX certificate
I've seen a couple questions about how to convert a PFX to a cert file, but I need to go the other way.
4 Answers
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Add column with number of days between dates in DataFrame pandas
... Nde - how exactly did it not work? Error or wrong values? Did you convert both A and B columns to datetime successfully?
– Ricky McMaster
Sep 24 '18 at 6:56
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