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Replace whitespaces with tabs in linux
... User Commands UNEXPAND(1)
NAME
unexpand - convert spaces to tabs
SYNOPSIS
unexpand [OPTION]... [FILE]...
DESCRIPTION
Convert blanks in each FILE to tabs, writing to standard output. With
no FILE, or when FILE is -, read standard input.
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Convert tuple to list and back
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Convert tuple to list:
>>> t = ('my', 'name', 'is', 'mr', 'tuple')
>>> t
('my', 'name', 'is', 'mr', 'tuple')
>>> list(t)
['my', 'name', 'is', 'mr', 'tuple']
Convert list to tuple:
>>> l...
Converting datetime.date to UTC timestamp in Python
I am dealing with dates in Python and I need to convert them to UTC timestamps to be used
inside Javascript. The following code does not work:
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Set transparent background using ImageMagick and commandline prompt
...mageMagick 6.6.9-7 on Ubuntu 12.04.
What worked for me was the following:
convert test.png -transparent white transparent.png
That changed all the white in the test.png to transparent.
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im...
Convert string with comma to integer
Is there any neat method to convert "1,112" to integer 1112, instead of 1?
7 Answers
7...
Binding ConverterParameter
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The ConverterParameter property can not be bound because it is not a dependency property.
Since Binding is not derived from DependencyObject none of its properties can be dependency properties. As a consequence, a Binding can ne...
How do I convert an object to an array?
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Single-dimensional arrays
For converting single-dimension arrays, you can cast using (array) or there's get_object_vars, which Benoit mentioned in
his answer.
// Cast to an array
$array = (array) $object;
// get_object_vars
$array = get_object_vars(...
Convert LocalDate to LocalDateTime or java.sql.Timestamp
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JodaTime
To convert JodaTime's org.joda.time.LocalDate to java.sql.Timestamp, just do
Timestamp timestamp = new Timestamp(localDate.toDateTimeAtStartOfDay().getMillis());
To convert JodaTime's org.joda.time.LocalDateTime to java.sql.Tim...
How to convert R Markdown to PDF?
I've previously asked about the commands for converting R Markdown to HTML .
8 Answers
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How does having a dynamic variable affect performance?
..., int, etc? As I recall you mentioned in there how/why using dynamic with Convert.ToXXX causes the compiler to fire up. I'm sure I'm butchering the details, but hopefully you know what I'm talking about.
– Adam Rackis
Sep 20 '11 at 15:49
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