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Animation CSS3: display + opacity

I have got a problem with a CSS3 animation. 15 Answers 15 ...
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What do hjust and vjust do when making a plot using ggplot?

Every time I make a plot using ggplot, I spend a little while trying different values for hjust and vjust in a line like 2...
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Interpolating a string into a regex

I need to substitute the value of a string into my regular expression in Ruby. Is there an easy way to do this? For example: ...
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Delete first character of a string in Javascript

I want to delete the first character of a string, if the first character is a 0. The 0 can be there more than once. 14 Ans...
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What's the best way to send a signal to all members of a process group?

I want to kill a whole process tree. What is the best way to do this using any common scripting languages? I am looking for a simple solution. ...
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Why 0 is true but false is 1 in the shell?

The above will output 1 , which is contradictory with all other programming languages I know. 10 Answers ...
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What is the fastest integer division supporting division by zero no matter what the result is?

Summary: 4 Answers 4 ...
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.toArray(new MyClass[0]) or .toArray(new MyClass[myList.size()])?

Assuming I have an ArrayList 9 Answers 9 ...
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How to get the source directory of a Bash script from within the script itself?

How do I get the path of the directory in which a Bash script is located, inside that script? 67 Answers ...
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Find integer index of rows with NaN in pandas dataframe

I have a pandas DataFrame like this: 11 Answers 11 ...