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How to insert a newline in front of a pattern?
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This works in bash and zsh, tested on Linux and OS X:
sed 's/regexp/\'$'\n/g'
In general, for $ followed by a string literal in single quotes bash performs C-style backslash substitution, e.g. $'\t' is translated to a literal tab. Plus, sed wants your newline literal to be escaped with...
Commenting in a Bash script inside a multiline command
How can I comment on each line of the following lines from a script?
7 Answers
7
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How to do exponentiation in clojure?
...xponentiation in clojure?
For now I'm only needing integer exponentiation, but the question goes for fractions too.
13 Ans...
Example use of “continue” statement in Python?
... 'D':
continue
print("Current Letter: " + letter)
Output will be:
Current Letter: j
Current Letter: a
Current Letter: n
Current Letter: g
Current Letter: o
It continues to the next iteration of the loop.
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Trust Store vs Key Store - creating with keytool
I understand that the keystore would usually hold private/public keys and the trust store only public keys (and represents the list of trusted parties you intend to communicate with). Well, that's my first assumption, so if that's not correct, I probably haven't started very well...
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Linux command to print directory structure in the form of a tree
...sh script that will print the directory structure in the form of a tree, e.g.,
7 Answers
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Remove commas from the string using JavaScript
I want to remove commas from the string and calculate those amount using JavaScript.
2 Answers
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Nested function in C
... declare a function inside of a function, but it's not a nested function.
gcc has a language extension that allows nested functions. They are nonstandard, and as such are entirely compiler-dependent.
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Is bool a native C type?
I've noticed that the Linux kernel code uses bool, but I thought that bool was a C++ type. Is bool a standard C extension (e.g., ISO C90) or a GCC extension?
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Why does pylint object to single character variable names?
...ed to python conventions and using pylint to make my code more pythonic, but I'm puzzled by the fact that pylint doesn't like single character variable names. I have a few loops like this:
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