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Understanding Linux /proc/id/maps
... following fields:
address perms offset dev inode pathname
08048000-08056000 r-xp 00000000 03:0c 64593 /usr/sbin/gpm
address - This is the starting and ending address of the region in the process's address space
permissions - This describes how pages in the region can be accesse...
Access an arbitrary element in a dictionary in Python
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edited May 15 at 15:06
gmelodie
19011 silver badge1616 bronze badges
answered Jun 22 '10 at 23:28
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int value under 10 convert to string two digit number
...
i.ToString("00")
or
i.ToString("000")
depending on what you want
Look at the MSDN article on custom numeric format strings for more options: http://msdn.microsoft.com/en-us/library/0c899ak8(VS.71).aspx
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C++ Tuple vs Struct
...nchmark code and performance results collected using gcc-4.9.2 and clang-4.0.0:
std::vector<StructData> test_struct_data(const size_t N) {
std::vector<StructData> data(N);
std::transform(data.begin(), data.end(), data.begin(), [N](auto item) {
std::random_device rd;
...
Angularjs Template Default Value if Binding Null / Undefined (With Filter)
... edited Mar 11 '14 at 21:41
0xcaff
9,82033 gold badges3939 silver badges5353 bronze badges
answered May 13 '13 at 13:27
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Where is the syntax for TypeScript comments documented?
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edited Apr 27 '19 at 14:07
slideshowp2
23.8k2222 gold badges9393 silver badges194194 bronze badges
ans...
Python dict how to create key or append an element to key?
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edited Sep 30 '14 at 22:31
answered Oct 16 '12 at 0:43
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How to write a Ruby switch statement (case…when) with regex and backreferences?
... groups are always stored in pseudo variables $1 to $9:
case foo
when /^([0-9][0-9])/
print "the month is #{$1}"
else
print "something else"
end
You can also use the $LAST_MATCH_INFO pseudo variable to get at the whole MatchData object. This can be useful when using named captures:
case ...
How to sum array of numbers in Ruby?
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Try this:
array.inject(0){|sum,x| sum + x }
See Ruby's Enumerable Documentation
(note: the 0 base case is needed so that 0 will be returned on an empty array instead of nil)
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Why does changing the sum order returns a different result?
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+500
Maybe this question is stupid, but why does simply changing the order of the elements affects the result?
It will change the poi...