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How to check if a line is blank using regex
I am trying to make simple regex that will check if a line is blank or not.
7 Answers
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I don't understand -Wl,-rpath -Wl,
For convenience I added the relevant manpages below.
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Regex expressions in Java, \\s vs. \\s+
What's the difference between the following two expressions?
4 Answers
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Two versions of python on linux. how to make 2.7 the default
I've got two versions of python on my linuxbox:
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Using the “start” command with parameters passed to the started program
I have a Virtual Machine in Virtual PC 2007.
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What is a non-capturing group in regular expressions?
How are non-capturing groups, i.e. (?:) , used in regular expressions and what are they good for?
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Rails 4 - Strong Parameters - Nested Objects
I've got a pretty simple question. But haven't found a solution so far.
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Tar archiving that takes input from a list of files
I have a file that contain list of files I want to archive with tar.
Let's call it mylist.txt
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Removing empty lines in Notepad++
How can I replace empty lines in Notepad++? I tried a find and replace with the empty lines in the find, and nothing in the replace, but it did not work; it probably needs regex.
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What happens to a declared, uninitialized variable in C? Does it have a value?
...zero
}
Non-static variables (local variables) are indeterminate. Reading them prior to assigning a value results in undefined behavior.
void foo() {
int x;
printf("%d", x); // the compiler is free to crash here
}
In practice, they tend to just have some nonsensical value in there initially...