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What is the meaning of the 'g' flag in regular expressions?
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iota
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answered Oct 20 '12 at 23:40
sachleensachleen
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Add a prefix string to beginning of each line
...r not in prefix, or
escape the /, so the sed command becomes
's#^#/opt/workdir#'
# or
's/^/\/opt\/workdir/'
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How to show full object in Chrome console?
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Use console.dir() to output a browse-able object you can click through instead of the .toString() version, like this:
console.dir(functor);
Prints a JavaScript representation of the specified object. If the object being logged is an HTML element, then the properties of its DOM re...
Easy way to write contents of a Java InputStream to an OutputStream
I was surprised to find today that I couldn't track down any simple way to write the contents of an InputStream to an OutputStream in Java. Obviously, the byte buffer code isn't difficult to write, but I suspect I'm just missing something which would make my life easier (and the code clearer).
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Why generate long serialVersionUID instead of a simple 1L?
...rsionUID(1L) or generated serialVersionUID(3567653491060394677L) . I think that first one is cooler, but many times I saw people using the second option. Is there any reason to generate long serialVersionUID ?
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Finding the source code for built-in Python functions?
Is there a way to see how built in functions work in python? I don't mean just how to use them, but also how were they built, what is the code behind sorted or enumerate etc...?
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Can I find out the return value before returning while debugging in Visual Studio?
Take the following function:
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Get int value from enum in C#
...ral). In this class there is an enum called Question (singular) which looks like this.
28 Answers
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Is there any way to delete local commits in Mercurial?
So I keep making a silly mistake in Mercurial. Often times, I'll start work without doing an "hg pull" and an "hg update." When I try to push my changes, I get an error.
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