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How do I get the full path to a Perl script that is executing?

I have Perl script and need to determine the full path and filename of the script during execution. I discovered that depending on how you call the script $0 varies and sometimes contains the fullpath+filename and sometimes just filename . Because the working directory can vary as well I can't ...
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How to match a String against string literals in Rust?

I'm trying to figure out how to match a String in Rust. 5 Answers 5 ...
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How to pass optional arguments to a method in C++?

How to pass optional arguments to a method in C++ ? Any code snippet... 8 Answers 8 ...
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Scrolling a flexbox with overflowing content

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python plot normal distribution

Given a mean and a variance is there a simple function call which will plot a normal distribution? 8 Answers ...
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Clearing a string buffer/builder after loop

How do you clear the string buffer in Java after a loop so the next iteration uses a clear string buffer? 8 Answers ...
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How to identify server IP address in PHP

How can I identify the server IP address in PHP? 15 Answers 15 ...
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COUNT DISTINCT with CONDITIONS

I want to count the number of distinct items in a column subject to a certain condition, for example if the table is like this: ...
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What is the order of precedence for CSS?

I'm trying to figure out why one of my css classes seems to override the other (and not the other way around) 8 Answers ...
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How to get last inserted id?

I have this code: 14 Answers 14 ...