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git diff renamed file
...h the difference between HEAD^^ and HEAD is that you have an a.txt in both commits, so just considering those two commits (which is what diff does), there is no rename, there is a copy and a change.
To detect copies, you can use -C:
git diff -C HEAD^^ HEAD
Result:
index ce01362..dd7e1c6 100644
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What’s the best way to check if a file exists in C++? (cross platform)
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If your compiler comes with a tr1 implementation, you don't even need to install Boost. It will be in the std::tr1::filesystem
– Nemanja Trifunovic
Nov 6 '08 at 18:17
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jquery save json data object in cookie
... JSON is not allowed in cookies for Opera since ancient times my.opera.com/community/forums/… I also have this error. Even though if @cookie@ plugin use @encodeURIComponent@, pbug shouldn't appear.
– kirilloid
Jan 22 '13 at 10:33
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Can't escape the backslash with regex?
...pe sequences to avoid having to use as many - for instance, in Python:
re.compile(r'\\')
The r in front of the quotes makes it a raw string which doesn't parse backslash escapes.
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Why does Convert.ToString(null) return a different value if you cast null?
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There are 2 overloads of ToString that come into play here
Convert.ToString(object o);
Convert.ToString(string s);
The C# compiler essentially tries to pick the most specific overload which will work with the input. A null value is convertible to any reference...
Object.getOwnPropertyNames vs Object.keys
... Object.defineProperties), for example:
a.test = 21;
then such property becomes an enumerable automatically and both methods produce the same array.
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C# List of objects, how do I get the sum of a property
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I am also interested in @CodeBlend's question. Will this computation be faster than a for loop?
– rex
Feb 25 '14 at 11:29
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What does the line “#!/bin/sh” mean in a UNIX shell script?
...script, because false returns immediately anyways.
It's implemented as a comment so that anything coming in that line will not "relevant" to the interpreter specified. e.g. all scripting languages tend to understand that a line starting with # is a comment, and will ignore the !/usr/bin/whatever p...
Configure Sublime Text on OS X to show full directory path in title bar
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