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How can you use an object's property in a double-quoted string?
I have the following code:
4 Answers
4
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Git Push Error: insufficient permission for adding an object to repository database
When I try to push to a shared git remote, I get the following error:
insufficient permission for adding an object to repository database
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Why cast unused return values to void?
... to explicitly show other "developers" that you know this function returns but you're explicitly ignoring it.
This is a way to ensure that where necessary error codes are always handled.
I think for C++ this is probably the only place that I prefer to use C-style casts too, since using the full st...
Iterator invalidation rules
...59)
Insertion
Sequence Containers
vector: The functions insert, emplace_back, emplace, push_back cause reallocation if the new size is greater than the old capacity. Reallocation invalidates all the references, pointers, and iterators referring to the elements in the sequence. If no reallocation
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npm windows install globally results in npm ERR! extraneous
I am new to grunt and npm. So I am trying some "cookbook-example" on the site ' http://tech.pro/tutorial/1190/package-managers-an-introductory-guide-for-the-uninitiated-front-end-developer#front_end_developers '.
You should not have to look there now, but I thought it could be good to share the site...
How do I check if a directory exists? “is_dir”, “file_exists” or both?
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Both would return true on Unix systems - in Unix everything is a file, including directories. But to test if that name is taken, you should check both. There might be a regular file named 'foo', which would prevent you from c...
How to set transform origin in SVG
I need to resize and rotate certain elements in SVG document using javascript. The problem is, by default, it always applies the transform around the origin at (0, 0) – top left.
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How do I determine if my python shell is executing in 32bit or 64bit?
...)'
32
$ python-64 -c 'import struct;print( 8 * struct.calcsize("P"))'
64
BTW, you might be tempted to use platform.architecture() for this. Unfortunately, its results are not always reliable, particularly in the case of OS X universal binaries.
$ arch -x86_64 /usr/bin/python2.6 -c 'import sys,pl...
Linux bash: Multiple variable assignment
Does exist in linux bash something similar to the following code in PHP:
5 Answers
5
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Find duplicate lines in a file and count how many time each line was duplicated?
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Assuming there is one number per line:
sort <file> | uniq -c
You can use the more verbose --count flag too with the GNU version, e.g., on Linux:
sort <file> | uniq --count
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