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Getting output of system() calls in Ruby
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15 Answers
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Returning value that was passed into a method
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edited Mar 21 '13 at 10:31
Jakub Konecki
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javax.xml.bind.UnmarshalException: unexpected element (uri:“”, local:“Group”)
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14 Answers
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When to use std::forward to forward arguments?
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124
Use it like your first example:
template <typename T> void f(T && x)
{
g(std:...
How to read the mode field of git-ls-tree's output
...The following flags are defined for the st_mode field:
S_IFMT 0170000 bit mask for the file type bit fields
S_IFSOCK 0140000 socket
S_IFLNK 0120000 symbolic link
S_IFREG 0100000 regular file
S_IFBLK 0060000 block device
S_IFDIR 0...
URL query parameters to dict python
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193
Use the urllib.parse library:
>>> from urllib import parse
>>> url = "http:...
Showing data values on stacked bar chart in ggplot2
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195
From ggplot 2.2.0 labels can easily be stacked by using position = position_stack(vjust = 0.5)...
How to remove the lines which appear on file B from another file A?
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If the files are sorted (they are in your example):
comm -23 file1 file2
-23 suppresses the lines that are in both files, or only in file 2. If the files are not sorted, pipe them through sort first...
See the man page here
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Which is the first integer that an IEEE 754 float is incapable of representing exactly?
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2mantissa bits + 1 + 1
The +1 in the exponent (mantissa bits + 1) is because, if the mantissa ...